UL SUBJECT 2003-2016 Outline of Investigation for LP-Gas Cylinder Assemblies (Issue 5).pdf
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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULAPRIL 29, 20161UL 2003Outline of Investigation for LP-Gas Cylinder AssembliesIssue Number: 5April 29, 2016Summary of TopicsThis fifth issue of the Outline of Investigation for LP-Gas CylinderAsse
2、mblies, UL 2003, clarifies the Flammability Test and Permeation Testrequirements.ULs Outlines of Investigation are copyrighted by UL. Neither a printed norelectronic copy of an Outline of Investigation should be altered in any way. All ofULs Outlines of Investigation and all copyrights, ownerships,
3、and rights regardingthose Outlines of Investigation shall remain the sole and exclusive property of UL.COPYRIGHT 2016 UL LLCUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULAPRIL 29, 2016UL 20032No Text on This PageUL COPYRIGHTED MATERIAL NOT A
4、UTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONTENTSINTRODUCTION1 Scope .42 General 52.1 Components .52.2 Units of measurement .52.3 Undated references .53 Glossary .64 Pressure and Temperature Rating 7CONSTRUCTION5 Pressure and Temperature Rating 76 Valves and Connec
5、tions .97 Relief Device Installations .108 Gauging Devices 119 Information to be Supplied by the Manufacturer .12PERFORMANCE10 General 1211 Impact Test 1312 Drop Test 1313 Deformation Test .1414 External Leakage Test 1515 Direct Flame Exposure Test 1516 Radiant Heat Exposure Test .1617 Heated Rod Ex
6、posure Test 1618 Heat Release Rate Test .1719 Flammability Test .1820 Permeation Test 1921 Exposure and Physical Properties Tests .1921.1 General .1921.2 Ultraviolet-light and water exposure .2021.3 Exposure to household chemicals 2021.4 Physical properties tests 2022 Burst Test .20MANUFACTURING AND
7、 PRODUCTION TESTS23 General 21MARKINGS24 Details .21APPENDIX AStandards for ComponentsA1APRIL 29, 2016 UL 2003 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULINTRODUCTION1 Scope1.1 These requirements cover refillable liquefied petroleum gas
8、(LP-Gas) cylinder assemblies employingU.S. Department of Transportation (DOT) type cylinders made from steel, aluminum, or compositematerials. Steel or aluminum cylinders will have a water capacity greater than 2.2 pounds (1 kg),equivalent to nominal 1-pound (0.5-kg) LP-Gas but not greater than 1000
9、 pound (454.5 kg) watercapacity, which is equivalent to 420 pound (191 kg) propane capacity. Seamless Composite Cylindershave a size limitation of 105 pounds (48 kg) water capacity, which is equivalent to 45 pounds (20 kg)propane capacity.1.2 Cylinder assemblies covered by these requirements are int
10、ended for use, installation and storage inpropane systems such as, but not limited to, applications covered by the following standards:a) Liquefied Petroleum Gas Code, NFPA 58, except as noted in 1.4.b) Outdoor Cooking Gas Appliances, ANSI Z21.58/CSA 1.6.c) Recreational Vehicles, NFPA 1192.d) Safety
11、 Standard for Low Lift and High Lift Trucks, ASME B56.1.1.3 These cylinder assemblies are intended for use in consumer, commercial, and industrial applicationsto provide fuel for portable, stationary, or engine fuel equipment for such purposes as, but not limited to,camping, cooking, heating, lighti
12、ng, soldering, brazing, industrial truck, or cleaning machine service, etc.They may be filled at a location other than the point of use and be connected to utilization equipment bythe user.1.4 These requirements do not cover ASME type container assemblies covered under the Standard forContainer Asse
13、mblies for LP-Gas, UL 644, ASME containers for industrial truck LP-Gas fuel service andcontainers permanently mounted on vehicles.1.5 Seamless Composite Cylinders with a CGA 793 outlet connection are intended only to be foremergency temporary indoor heating in attended use.APRIL 29, 2016UL 20034UL C
14、OPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL2 General2.1 Components2.1.1 Depending on the type of application, a LP-Gas Cylinder Assembly may be provided with severaltypes of valve, fitting or adapter components such as, but not limited to, a
15、shutoff valve, a double backflowcheck filler valve, a fixed maximum liquid level gauge, a variable liquid-level gauge, an overfillingprevention device or a high pressure gauge. When used, these components shall be provided as separateappurtenances or shall be combined into one or more appurtenances
16、incorporating several components.2.1.2 Except as indicated in 2.1.3, a component of product covered by this outline shall comply with therequirements for that component.2.1.3 A component is not required to comply with a specific requirement that:a) Involves a feature or characteristic not needed in
17、the application of the component in theproduct covered by this outline orb) Is superseded by a requirement in this outline.2.1.4 A component shall be used in accordance with its rating established for the intended conditions ofuse.2.1.5 Specific components are incomplete in construction features or
18、restricted in performancecapabilities. Such components are intended for use only under limited conditions, such as certaintemperatures not exceeding specified limits, and shall be used only under those specific conditions.2.2 Units of measurement2.2.1 Values stated without parentheses are the requir
19、ement. Values in parentheses are explanatory orapproximate information.2.3 Undated references2.3.1 Any undated reference to a code or standard appearing in the requirements of this standard shallbe interpreted as referring to the latest edition of that code or standard.APRIL 29, 2016 UL 2003 5UL COP
20、YRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL3 Glossary3.1 For the purpose of this outline, the following definitions apply.3.2 ADAPTER A fitting or coupling for direct connection to a cylinder or service shutoff valve that isused to convert one
21、type of connection to another.3.3 APPURTENANCE A device such as a pressure relief device, valve, fitting, gauge, or plug, that isdirectly installed into a cylinder opening to make the cylinder a leak-tight assembly.3.4 CYLINDER A container that complies with the specification for cylinders construct
22、ed underSubpart C of Part 178 of the Federal DOT Regulations, 3.7 or built under a DOT exemption or specialpermit.3.5 CYLINDER SEAMLESS COMPOSITE A cylinder with fully wrapped reinforced non-metallicmaterial.3.6 CYLINDER VALVE A manual shutoff valve that is used for both filling and withdrawalapplic
23、ations that contains an integral pressure relief device, and may contain a fixed maximum liquidlevel gauge, and an overfilling prevention device.3.7 DEPARTMENT OF TRANSPORTATION (DOT) REGULATIONS The U.S. Department ofTransportation (DOT) Regulations for the Transportation of Hazardous Materials, un
24、der Code of FederalRegulations (CFR) Title 49, Parts 100 199.3.8 EMERGENCY USE* The following conditions apply:a) The permanent heating system is temporarily out of service;b) Heat is necessary to prevent damage to the buildings or contents;c) The cylinders and heaters comply with, and are used and
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