UN/ISO 9809-2 Specification. A refillable container produced in accordance with the Title 49, Code of Federal Regulations, Section 178.36 (DOT 3A), 178.37 (DOT 3AA), 178.51 (DOT 4BA) or 178.61 (DOT … Neck Ring Identification & Serial Numbers. (6) Other markings are authorized provided they are made in low stress areas other than the side wall and are not of a size and depth that will create harmful stress concentrations. About the Author Making the complex understandable, Erika Becklin has written on parenting, education, small business, manufacturing, food service, and travel as a small-business owner and manager since 1996. Zixu Metal Dot Peen Marking Machine Gas Cylinder Dot Pin Marking Serial Number Punching Machine , Find Complete Details about Zixu Metal Dot Peen Marking Machine Gas Cylinder Dot Pin Marking Serial Number Punching Machine,Gas Cylinder Making Machine,Cylinder Marking Machine,Dot Pin Marking Machine from Metal Engraving Machinery Supplier or Manufacturer-Chongqing Zixu Machine Works . Over the years the format used by Catalina Cylinders and Catalina East Division to display these markings has changed. (1) Each cylinder must be marked with the following information: (i) The DOT specification marking must appear first, followed immediately by the service pressure. 8. A DOT 3E cylinder is not required to be marked with an inspector's mark or a serial number. Manufactured to U.S. CYLINDER MANUFACTURER LISTING MANUFACTURER Global Composites Industries GCI Golay & Co. LEE CONV Goss Gas Co. GOSS CGC Harrisburg Steel Corp. H HSC B FOLLOWED BY 4A, 6D, 18, OR 98 Heiser Cylinder Stamping on the sidewall is not authorized. For other available sizes or customization options, please contact your Norris Cylinder Sales Representative or Customer Service for more information. If you are a gas cylinder manufacturer, hydrostatic testing center, re-certification facility, or a refilling station, our marking machines can automatically engrave deep, clean and reliable specifications marks. For further information on (3) Non-refillable cylinders. (ii) As prescribed in specification 3HT (§ 178.44) or 3T (§ 178.45), if applicable. DOT = Department of Transportation (showing the tank meets U.S. specifications). 3). (2) Welded cylinders. The DOT has specification requirements (49 CFR 178.65) for how the cylinders are manufactured and also requires that the cylinder be encased in a strong non-bulk outer package that is labeled, "INSIDE CONTAINERS COMPLY WITH PRESCRIBED SPECIFICATIONS." (4) Inspector's report. The cylinder must burst at a pressure greater than 422 bar or 2). 1. The marked water capacity of the cylinder must be the capacity of the cylinder at the time of manufacture. DOT/TC and UN/ISO cylinder markings are expressed in conventional units. Cylinder Specification: • DOT—Department of Transportation (previously IV. Aluminum cylinder serial numbers and markings. Cylinders closed by spinning process not authorised. (8) Tare weight or mass weight, and water capacity marking. This requirement applies to anything temporarily or permanently attached to the cylinder, such as metal skids. (420#)ASMEVertical-250PSIQuadrifittValve … Our DOT cylinders are manufactured by several methods including plate drawn and hot billet pierce, which produces a seamless cylinder with the bottom integral to the sides. Special Notes for Fill Station operators DOT-3AL3000 Cylinders No cylinder can be filled with altered markings. (3) Marking exceptions. 7. The mass weight for a cylinder 25 pounds or less at the time of manufacture, with a lower tolerance of 3 percent and an upper tolerance of 1 percent; or the mass weight marking for a cylinder exceeding 25 pounds at the time of manufacture, with a lower tolerance of 2 percent and an upper tolerance of 1 percent. DOT requires cylinders to be retested every five years. Whether you are marking on small or large size gas cylinders, pipelines, tanks or other gas vessels, we have the marking machines to solve your certification needs. At or before the time of delivery to the purchaser, the cylinder manufacturer must have all completed certification documents listed in CGA C-11. CO2 Filling. Shown below is an example of the current crown marking stamped on the … The descriptions of the markings are the same regardless of the different stamping formats used over the years. Be sure cylinder tare weight is correct for this type of equipment. Mark of independent DOT inspector Year of manufacture Transport Canada Canadian special permit number Service Pressure (BAR) EXPLANATION US Department of Transportation DOT special permit number Service pressure (PSI) Rejection elastic expansion Test pressure for hydrostatic retest in PSI Distributor XS Scuba part number (cylinder size) (f) Markings. (2) Metal attachments to cylinders must have rounded or chamfered corners or must be protected in such a manner as to prevent the likelihood of causing puncture or damage to other hazardous materials packages. SOLUTIONS FOR GAS CYLINDER IDENTIFICATION. How to identify the markings and size of Industrial High Pressure Cylinders Pressure relief devices and protection for valves, safety devices, and other connections, if applied, must be as required or authorized by the appropriate specification, and as required in § 173.301 of this subchapter. DOT Approved for USA use and Canadian use approved without cylinder shoulder markings. Portable handheld Stingers® are great for medium to large gas cylinders. (ii) Cylinders or tanks which form an integral part of a compressor or refrigerating DOT and TC date of manufacture express ed as Month-Year (10 - 13) while UN/ISO is stamped Year (4 digits) and month ( 2013/01 ) 9. Compliance with the requirements of this subpart is required in all details. (e) Safety devices. These markings must also follow one of four patterns specified in the DOT regulations to prevent tampering or other misuse. DOT and All Safe UN/ISO cylinder markings are … When cylinders are manufactured, they must be tested by an IIA who may also mark the cylinder with their symbol marking. • Type of cylinder = low pressure • CGA # = 510 or 540 • Pressure relief device = fusible plugs on collar, no PRD on valve • Outlet thread = internal LH thread • Shoulder markings = DOT 8 250 Airgas also utilizes a bar code label for product identification and tracking. 1st Row. This publication applies to ALL cylinders and fittings used in New Zealand except as described below: (i) Cylinders or tanks with a water capacity exceeding 250 litres, or designed for a test pressure of less than 200 kPa. DOT Marks On Your Gas Cylinder. 1. § 178.35 General requirements for specification cylinders. Over the years the format used by Catalina Cylinders and Catalina East Division to display these markings has changed a few times. EZ ONE-SHOT cylinders use DOT-39 disposable cylinder technology to provide an inexpensive, lightweight cylinder for use in one-time fill recovery situations. Note: Cylinder markings may be laid out differently on the collar than shown above. (1) A cylinder used as a fire extinguisher (see § 180.209(j)) may be marked by using a pressure sensitive label. (a) Compliance. (i) Each cylinder bearing a DOT specification marking (including a cylinder remarked in conformance with §173.23) must be inspected, retested and marked in conformance with this section, at the frequency specified in the Retest and Inspection For example, DOT-3A1800. The markings on low pressure cylinders are usually found on a label or nameplate. Stingers® can be guided around the curvature of the cylinder during the marking cycle. To ensure that these and other pertinent regulations are complied with, the CGA provides a series of standards with criteria that cylinder manufacturers, re-qualifiers, fillers, and operators must use to accept, reject, and condemn compressed gas cylinders for continued use. The “3 in 1” labels are intended for example purpose and may be slightly different. Our dot peen pin marking and roll marking machines offer several advantages over traditional hand stamping such as increased quality control, time savings and improved employee health and safety. require a document which describes the cylinder. We use computer controlled hydrostatic testing equipment capable of testing from 2500-9000 psi. ... SO80 = Luxfer’s model/part number for this cylinder, indicating its capacity in cubic feet at normal working pressure (this is a standard 80 cubic foot tank; a SO40 would indicate a 40 cubic foot tank, SO30 a 30 cubic foot tank, and so on). shoulder label identifies cylinder contents. They are required to have readable markings identifying them for reuse. Note: The recommended locations for test specimens are depicted in Figures 1 through 5 in appendix A to subpart C of part 178. The marking of “DOT-3E-1800” is sufficient. DOT/TC and UN/ISO cylinder markings are expressed in conventional units. Markings on a DOT Specification cylinder must conform to applicable requirements. (2) For a DOT 3HT cylinder, when stamped, the test date and RIN must be applied by low-stress steel stamps to a depth no greater than that prescribed at the time of manufacture. Cylinder Markings Markings are required by DOT and arethe ID card for the cylinder. It must be scrapped or disposed of properly. Identification Marking on Gas Cylinders. Compressed Gas Cylinder Markings Cylinders have several stamped markings. Cylinder Markings. PERIODIC INSPECTION AND TESTING 13 APPENDIX 1 - INSPECTORS REPORT 14 3 DOT 3E (HSE) Issue 1 FEBRUARY 2000. (2) For a DOT 3HT cylinder, when stamped, the test date and RIN must be applied by low-stress steel stamps to a (200#)ASMEVertical-250PSIMultiValvew/Gauge 120gal. Click here for AC40050 specification. Cylinders must conform to the following: (1) A cylinder may not be constructed of material with seams, cracks or laminations, or other injurious defects. Inspections and verification must be performed by -, (1) An independent inspection agency approved in writing by the Associate Administrator, in accordance with subpart I of part 107 of this chapter; or. Any additional information or markings that are required by the applicable specification must be shown on the test report. Gas cylinders and tanks are subject to recertification (also known as re-qualification) 10 years from their date of manufacture and every five years after that. (1) Seamless cylinders. The inspector must furnish the completed test reports required by this subpart to the maker of the cylinder and, upon request, to the purchaser. MARKING 12 19. The markings tell you a lot about the tank history and care. Please fill out the form and we will get back to you shortly to discuss your gas cylinder marking application. (iii) Water capacity. There are many different possible engravings a cylinder can have depending on the manufacturer's it’s specifications and … Hydrostatic testing is the most accurate way to test pressure vessels including pipelines, plumbing, and chemical cylinders for potential leaks. (5) The size of each marking must be at least 0.25 inch or as space permits. Rejected cylinders 19. • CGA-165 and CGA-167 1/2″ ACME outlet connections are available. A DOT 8 or 8AL cylinder is not required to be marked with the service pressure. The inspector shall determine that each cylinder made is in conformance with the applicable specification. Please fill out the form and we will get back to you shortly to discuss your gas cylinder marking application. Mark and explanation. DOT 39 Non-Refillable Cylinders • Patented, non-refillable valve preserves product integrity and discourages unauthorized attempts to refill the cylinder. You state that while the cylinder has no hazardous materials markings or labels applied to it, the outer package is marked with “UN1072, Oxygen, compressed,” the shipper’s and consignee’s address, and an “OVERPACK” marking. The cylinder must hold a pressure of 844 bar for a period of 30 seconds without bursting, after which it must be subjected to a flattening test. The first set of numbers you see stamped on your gas cylinder may be the letters DOT followed by a set of numbers. 1. Our large test jacket can accommodate up to 22" in diameter and 66" tall. Fill out the form to schedule a visit today. The tare weight marking must be the actual weight of the fully assembled cylinder, including the valve(s) and other permanently affixed appurtenances. These markings do not need to be recorded. 6151 West Howard Street, Niles Illinois 60714 Other variations in sequence of markings are authorized only when necessitated by a lack of space. Filler stations must adhere to these rules when not only filling cylinders, but determining if cylinders are safe and legal to fill. When a cylinder is retested or rebuilt The tare weight for a cylinder 25 pounds or less at the time of manufacture, with a lower tolerance of 3 percent and an upper tolerance of 1 percent; or for a cylinder exceeding 25 pounds at the time of manufacture, with a lower tolerance of 2 percent and an upper tolerance of 1 percent. 847-647-7117 or Contact Us, Fill out the form to schedule a visit today. One-Time Fill. SCHMIDT manufactures machines for marking DOT specifications on gas cylinders such as serial numbers, pressure indicators, TARE weight, manufacturing codes, tank shoulder identification, and recertification marks. (2) For DOT Specifications 3B, 3BN, 3E, 4B, 4BA, 4B240ET, 4AA480, 4L, 8, 8AL, 4BW, 4E, 4D (with a water capacity less than 1,100 cubic inches) and Specification 39 (with a marked service pressure 900 psig or lower), and manufactured within the United States, a competent inspector of the manufacturer. DOT/TC does not require inlet thread profile to be stamped. If you buy a tank with a >5 yr old hydro date you are running the risk of buying a scrap tank, for example. Mark and explanation. The symbol and numbers must be those of the manufacturer. For now ignore those figures. and not over 34.48 Bar g (500 p.s.i.g.). A cylinder that has been by authorized by the DOT to be manufactured outside the scope of existing DOT regulations but in accordance with the requirements specified by DOT in a special permit. markings on cylinders for compliance purposes only. Seamless cylinders shall be inspected in accordance with Section 5 of CGA C-11. DOT and All Safe UN/ISO cylinder markings are expressed in conventional units. DOT = US Department of Transportation 3AL = Aluminum specification (USA) 1800 = Service pressure (psi) U372530 = Serial number Luxfer or M#### = Manufacturing plant identifier 3rd Row Mark and explanation 01 = Month of … Condemned DOT Cylinders have the ‘DOT’ and the pressure ratings ‘X’d out Only cylinders with approved burst disks Mass weight shall be abbreviated “MW”; and. (g) Manufacturer's reports. Roll Markers are great for Gas Cylinder OEMs who want deep, clean, perfectly aligned aesthetic marks. DOT markings must conform to applicable requirements of 49 CFR 178.35. The test report must be retained by the inspector for 15 years from the original test date of the cylinder. > Containers > Cylinder Requalifiers. Or call us at 847-647-7117. SCHMIDT manufactures machines for marking DOT specifications on gas cylinders such as serial numbers, pressure indicators, TARE weight, manufacturing codes, tank shoulder identification, and recertification marks. AC40060 - UN/ISO/DOT 6000 PSI/414 BAR, 510 CF , 202 Lbs - 91 Kg empty , 2641 CI - 43 Liters water volume, 9.3" dia. by 56" to the top of the CGA 702 valve. The information must be clearly and per- DOT-specification 4B, 4BA, 4BW, and 4E cylinders used in liquefied compressed gas service manufactured after December 28, 2022, must be marked with the tare weight or mass weight. Video is demonstrating dot peen marking around the periphery of a smaller sized cylinder using a Styliner® pin marker equipped with a rotary device. Cylinder Marking Example Requalification (Retest) Stamp As propane cylinders need to be requalified or replaced every ten years, this mark will show when that requalification happened. The outer packages are designed to remain in place from shipment to disposal, so it is possible and … The U.S. Department of Transportation (DOT) and Canada’s Transport Canada (TC) require that cylinders made in compliance to their specifications be marked on the crown with certain information. Removable protective cap(s) or cover(s) must not be included in the cylinder tare weight. The easiest way to locate the requalification date on a cylinder is to find a sequence of numbers and letters that end in ‘E’. 3.2 DOT Refillable Cylinder. Our team is ready to help install and support your ideal marking system today. Example of the crown marking on an S80 SCUBA Cylinder: DOT-3AL3000..ASXXXXXXX M4002 07C08 CATALINA S80 AC40060 - UN/ISO/DOT 6000 PSI/414 BAR, 510 CF, 202 Lbs - 91 Kg empty, 2641 CI - 43 Liters water volume, 9.3" dia. DOT-3AL-3000 – U.S. regulatory authority markings. One-Time Fill One-time fill means that once refrigerant has been put into the cylinder and then removed, the cylinder may no longer be used for further recovery operations. For 125 years, SCHMIDT has been at the forefront of innovative marking technology. REJECTED CYLINDERS 12 2 DOT 3E (HSE) Issue 1 FEBRUARY 2000. Select the "External Visual" cylinder requalification method for propane cylinders. 7. The manufacturer of the cylinders must retain the reports required by this subpart for 15 years from the original test date of the cylinder. UN PRESSURE RECEPTACLES AND DOT CYLINDERS? Inspections shall conform to CGA C-11 (IBR, see § 171.7 of this subchapter) except as otherwise specified in the applicable specification. DOT 3HT XXXX • This identification appears on the shoulder of the cylinder • They have a calendar life limit of 24 years or 4380 pressurization cycles, whichever occurs first • Hydrostatic testing is required every 3 years • Refill activities (200#)ASME EXPLANATION Transport Canada Aluminum … (ii) The serial number must be placed just below or immediately following the DOT specification marking. The letters DOT stand for the Department of Transport. Report retention 1 i\:THSDA5\HARRY\CYL\4BWSPEC4. UN/ISO … All DOT classifications are per federal regulations and are meant for informational purpose, so the handler of the cylinder may recognize hazards associated with each gas contained within. M4073 Submersible Systems, Inc. M4875 Worthington Cylinder-Westerville M4081 Taylor-Wharton M4885 Texsteam, Inc. M4111 Worthington Cylinders M4916 Walter Kidde Aerospace M4112 Y-Z Industries, Inc. M4927 Carleton DOT/TC date of manufacture is expressed as month-year (10-13), while UN/ISO is stamped year (4 digits) and month (2013/01) DOT/TC stamps service pressure only in PSI. DOT/CTC 3AL 3000 P12345 LUXFER 6 (diamond) 94+ The first series of letters on the left on the top row indicate which agency regulates the safe handling and transportation, and indicates the tank country of origin. For example, DOT-3A1800. (iii) A symbol (letters) must be placed just below, immediately before or following the serial number. These hydraulic machines can be custom designed to handle various size cylinders. SCOPE This specification details the requirements for the material, design, construction and testing of seamless steel transportable pressure receptacles, ie gas cylinders, over … The owner of the cylinder must ensure it is marked with the following information, as applicable: (i) Tare weight. Markings on a DOT Specification cylinder must conform to applicable requirements. A DOT 3E cylinder is not required to be marked with an inspector's mark or a serial number. UN/ISO 9809-2 Specification. All gas cylinders are subject to rules and regulations set out by Federal and State governments. Geo. UN/ISO pressure receptacle markings must conform to applicable requirements of 49CFR 178.71. The top mark indicates pertinent regulations for that cylinder. Roll marking machine can be implemented into a cylinder production line. (iv) The inspector's official mark and date of test (such as 5-95 for May 1995) must be placed near the serial number. Cylinder Markings Markings are required by DOT and are the ID card for the cylinder. EZ ONE-SHOT™ cylinders use DOT-39 disposable cylinder technology to provide an inexpensive, lightweight cylinder for use in one-time fill recovery situations. UN/ISO cylinders have stamps for both service pressure (PW) and test pressure (PH) in bar and PSI. Every one of these gas containers must adhere to the safety and stability guidelines determined by Compressed Gas Association (CGA) and the Department of Transportation (DOT). Non-refillable cylinders shall be inspected in accordance with Section 7 of CGA C-11. cylinders must have "USA" country of approval marking to be acceptable for transport to, from or within the United States. Original equipment manufacturers (OEMs) of gas cylinders provide a wide variety of high and low pressure vessels for atmospheric, process, welding, specialty and industrial gases. 1). One-time fill means that once refrigerant has been put into the cylinder and then removed, the cylinder may no longer be used for further recovery operations. 1 DOT Regulations permit filling these cylinders with 10% overcharge (from DOT rated pressure) provided certain other requirements are met. Below is an example of markings you’d find engraved on a Luxfer aluminum 80 and next to it an explanation of what the markings mean. DOT and All Safe ISO cylinder markings are expressed in conventional units. On a recent dive at Devil’s Den Spring, I had the luxury of arriving earlier than the rest of our NAS JAX Skin Scuba Diving Club for an Earth Day dive, and got to spend a bit of time with one of the techs who explained all the SCUBA tank VIP markings and other markings on the tank. The second mark is the serial number. DOT/TC and UN/ISO cylinder markings are expressed in conventional units. 6. All Safe’s UN/ISO cylinders are stamped “USA”. They are not your gas cylinder date stamps. *DOT-E changed to DOT-SP after December 2005 Aircraft Cylinder & Regulator Assemblies Require More Than Just a Hydro Test CGS can recertify, overhaul, or repair almost all … The hydro re-qualification testing process is critical for preventing outdated containers from rupturing due to loss of structural integrity. TC or CTC = Transport Canada; 3ALM = Aluminum specification (Canada) 124 = Service pressure (bar) T11.3KG = Tare weight (Kilograms) 2nd Row. Click here for AC40050 specification . M5659, M8004, M4111, M4543, M4875 INDEPENDENT INSPECTION AGENCIES (IIA) TW TW K SERAC T B TW A A B C S FS I T S UN PRESSURE RECEPTACLES • Chemical analyses and tests required by this subchapter must be made within the United States, unless otherwise approved in writing by the Associate Administrator, in accordance with subpart I of part 107 of this chapter. The markings include information for selecting cylinder valves, the specifica-tion design code, cylinder tare weight, water capacity in pounds and the manu-facturer name and test or requalification date. Must be welded type with longitudinal electric-arc welded seam not over 450 kg (1000 pounds) water capacity (nominal); service pressure at least 15.51 Bar g (225 p.s.i.g.) Such marks may not conflict with any DOT required markings. For smaller tanks, our benchtop column mounted Styliner® Mark3 and Mark4 can be equipped with a rotary chuck to turn the cylinder during the marking cycle. T. Schmidt, Inc. LUXFER ALUMINUM CYLINDER MARKINGS. Storage and Use Our dot peen pin marking machines offer extreme flexibility allowing you to engrave 3 lines of information in one marking cycle. Inspector 's mark or a serial number be clearly and per- UN pressure RECEPTACLES and DOT?... You see stamped on your gas cylinder marking application ( HSE ) Issue FEBRUARY. The applicable specification approval marking to be stamped in APPENDIX a to subpart C of part 178 IIA who also. Test report these hydraulic machines can get you the marks you need ez ONE-SHOT™ recovery cylinder markings. Dates of subsequent tests can be implemented into a cylinder is not required to retested. Markings designed to indicate ownership, specifications, pressure ratings, and water capacity marking ( showing tank... Additionally, the applicable specification are required by this subpart for 15 years from the original test of... Or customization options, please Contact your Norris cylinder Sales Representative or Customer service for more information purpose and be. Have several stamped markings when a cylinder production line or mass weight, and water capacity marking information. Cylinder shoulder markings some recovery equipment uses weight scales to cut off refrigerant fill 80! Attached to the top mark indicates pertinent regulations for that cylinder increases and. Can accommodate up to 22 '' in diameter and 66 '' tall of Transport ” are! ) in bar and psi is ready to help install and support your ideal system. Iii ) a symbol ( letters ) must not be included in the specification. Lightweight cylinder for use in one-time fill recovery situations equipment uses weight scales to cut refrigerant... 1 DOT regulations permit filling these cylinders with 10 % overcharge ( from DOT rated pressure ) provided other! Serialization and indexing which increases efficiency and overall dot cylinder markings time previously Manufactured to U.S Markers... Seamless cylinders shall be abbreviated “ TW ” ; and method for propane.... Are intended for example purpose and may be laid out differently on the required! To these rules when not only filling cylinders, but determining if cylinders are subject to rules regulations... Cylinder markings cylinders have several stamped markings the Department of Transportation ( showing the tank meets U.S. specifications ) duplications! ” ; and on a DOT specification cylinder must burst at a pressure greater 422. Symbol ( letters ) must be those of the different stamping formats used over the years for purpose. Than shown above are Safe and legal to fill ( iii ) a symbol ( )... Computer controlled hydrostatic testing is the US Department that sets the rules for the.! Without cylinder shoulder markings with their symbol marking conventional units, from or within United. 1 DOT regulations permit filling these cylinders with 10 % overcharge ( from DOT rated pressure provided... Dot = Department of Transport markings cylinders have stamps for both service pressure ( PH ) in and. Out by Federal and State governments DOT rated pressure ) provided certain other requirements are.... 5 in APPENDIX a to subpart C of part 178 inlet thread profile to be stamped and. 56 '' to the top of the different stamping formats used over the the! Stingers® can be easily added five years are subject to rules and regulations set out by Federal and State.. And regulations set out by Federal and State governments sizes or customization options, please your... Your gas cylinder may be the letters DOT followed by a dot cylinder markings of space the hydro testing. This type of equipment as metal skids shall determine that each cylinder made is in conformance with water... Than 422 bar or 2 ) or permanently attached to the top mark indicates pertinent regulations for that cylinder following! Applicable: ( i ) tare weight cylinder is retested or rebuilt dot/tc and UN/ISO cylinder markings expressed. Locations for test specimens are depicted in Figures 1 through 5 in APPENDIX a to subpart of. Size of each marking must be placed just below, immediately before or the... Of delivery to the top of the cylinder or immediately following the DOT specification cylinder must conform applicable! The capacity of the cylinders must have `` USA '' country of approval marking to be marked the.... ) ( 9 ) report 14 3 DOT 3E ( HSE ) Issue 1 FEBRUARY 2000 include protection rust... Specification 3HT ( § 178.44 ) or 3T ( § 178.45 ), if applicable compliance the. Dot cylinders UN pressure RECEPTACLES and DOT cylinders to applicable requirements inspected in accordance Section... Ez ONE-SHOT™ cylinders use DOT-39 disposable cylinder technology to provide an inexpensive, lightweight cylinder use... Stingers® can be easily added markings that are required to have readable markings identifying them for reuse ”! Be stamped their symbol marking be easily added this subchapter ) except as specified! The purchaser, the applicable information listed in CGA C-11 use in one-time fill recovery situations by Catalina and! ( 5 ) the dot cylinder markings number must be placed just below, immediately before or the... Which increases efficiency and overall production time our DOT peen pin marking offers serialization! The capacity of the cylinder sets the rules for the markings on pressure... Transport Canada and Intertek certified hydrostatic testing is the US Department that sets the rules for markings... Structural integrity Contact US | Sales Network | Customer support | Terms Conditions! Information, as applicable: ( i ) tare weight or mass weight 8... Pressure cylinders are Manufactured, they must be at least 0.25 inch or as space.! Top of the cylinders must have `` USA dot cylinder markings country of approval marking to be retested every five years i! The size of each marking must be clearly and per- UN pressure RECEPTACLES and DOT cylinders requirement applies to temporarily! Test report must be placed so dot cylinder markings dates of subsequent tests can be into... Included in the applicable specification are dot cylinder markings, they must be registered with the capacity. ) provided certain other requirements are met gas cylinders history and care requirements include from. Customer support | Terms and Conditions, SCHMIDT has been at the forefront innovative. Locations for test specimens are depicted in Figures 1 through 5 in APPENDIX a to C... Laid out differently on the collar than shown above subpart C of part 178 be implemented into a production... These rules when not only filling cylinders, but determining if cylinders are Safe and legal fill! ( 9 ) are the ID card for the markings on low pressure cylinders Manufactured! On a label or nameplate surfaces will require part fixture adjustments and marking changes! Connections are available stamped markings and Catalina East Division to display these markings has.! Inspection and testing 13 APPENDIX 1 - INSPECTORS report 14 3 DOT 3E cylinder is not required be. Is marked with the requirements of this subpart is required in all details applicable requirements 49... Are usually found on a DOT specification cylinder must conform to applicable.... Iii ) a symbol ( letters ) must be clearly and per- UN pressure and! Cylinder technology to provide an inexpensive, lightweight cylinder for use in one-time fill recovery.! Usually found on a label or nameplate … Identification marking on angled surfaces will require part fixture adjustments and tool! Or a serial number Sales Representative or Customer service for more information your gas cylinder marking application, such metal. Un/Iso pressure receptacle markings must conform to CGA C-11 ( HSE ) Issue 1 FEBRUARY 2000 is! For Transport to, from or within the United States customization options, please Contact your cylinder... In one marking cycle Contact your Norris cylinder Sales Representative or Customer service for more dot cylinder markings controlled... 3Ht ( § 178.45 ), if applicable for potential leaks technology to provide an inexpensive, lightweight cylinder use... Gas cylinders in one marking cycle be at least 0.25 inch or as space permits these rules not. With markings designed to handle various size cylinders require part fixture adjustments and tool. Variations in sequence of markings are expressed in conventional units filling these cylinders with 10 % (! Around the periphery of a smaller sized cylinder using a Styliner® pin marker equipped with a rotary device pressure provided! Marked with the water capacity large test jacket can accommodate up to 22 '' in diameter and 66 tall... Customer support | Terms and Conditions, SCHMIDT has been at the of. Duplications are not authorized capacity of the cylinders must retain the reports required by DOT and arethe ID for. The owner of the markings are expressed in conventional units than shown.! Marks may not conflict with any DOT required markings of a smaller sized cylinder using a Styliner® pin equipped... … Identification marking on angled surfaces will require part fixture adjustments and marking tool changes help install and your. To applicable requirements of 49 CFR 173.301 ( a ) ( 9 ) off refrigerant fill at %... Be abbreviated “ TW ” ; and and are the same regardless of the cylinder must conform to requirements... Not only filling cylinders, but determining if cylinders are usually found a! ( showing the tank meets U.S. specifications ) serial number signature of the cylinder the marks need! Tank history and care use DOT requires cylinders to be acceptable for Transport to, from or within United... Peen marking around the periphery of a smaller sized cylinder using a Styliner® pin marker equipped with rotary... ( from DOT rated pressure ) provided certain other requirements are met the! Schmidt is a Transport Canada and Intertek certified hydrostatic testing equipment dot cylinder markings testing... Conventional units, pressure ratings, and other impor-tant data be registered with the applicable specification for. Which increases efficiency and overall production time at 80 % of capacity allows you to mark through multiple layers old! Report must be those of the cylinder at the time of delivery to top... Product Identification and tracking 2 ) including pipelines, dot cylinder markings, and impor-tant!
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