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UL 144 - UL STANDARD FOR SAFETY LP-GAS REGULATORS - EIGHTH EDITION; REPRINT WITH REVISIONS THROUGH AND INCLUDING NOVEMBER 5, 2014 Organization: UL
Date: 2012-05-25
Description: The requirements for (a) –(e) are covered in the Standard for Compressed Gas Regulators, UL 252, and in the Standard for Gas Appliance Pressure Regulators, IAS/A.G.A.
NFPA - NFPA 54 - NATIONAL FUEL GAS CODE - EFFECTIVE DATE: 9/3/2014 Organization: NFPA
Date: 2015-01-01
Description: This code shall not apply to the following items (reference standards for some of which appear in Annex K): (1) Portable LP-Gas appliances and equipment of all types that are not connected to a fixed fuel piping system (2) Installation of appliances such as brooders, dehydrators, dryers, and irrigation equipment used for agricultural purposes (3) Raw material (feedstock) applications except for piping to special atmosphere generators (4) Oxygen–fuel gas cutting and welding systems (5) Industrial gas applications using such gases as acetylene and acetylenic compounds, hydrogen, ammonia, carbon monoxide, oxygen, and nitrogen (6) Petroleum refineries, pipeline compressor or pumping stations, loading terminals, compounding plants, refinery tank farms, and natural gas processing plants (7) Large integrated chemical plants or portions of such plants where flammable or combustible liquids or gases are produced by chemical reactions or used in chemical reactions (8) LP-Gas installations at utility gas plants (9) Liquefied natural gas (LNG) installations (10) Fuel gas piping in electric utility power plants (11) Proprietary items of equipment, apparatus, or instruments such as gas generating sets, compressors, and calorimeters (12) LP-Gas equipment for vaporization, gas mixing, and gas manufacturing (13) LP-Gas piping for buildings under construction or renovations that is not to become part of the permanent building piping system—that is, temporary fixed piping for building heat (14) Installation of LP-Gas systems for railroad switch heating (15) Installation of LP-Gas and compressed natural gas (CNG) systems on vehicles (16) Gas piping, meters, gas pressure regulators, and other appurtenances used by the serving gas supplier in distribution of gas, other than undiluted LP-Gas (17) Building design and construction, except as specified herein (18) Fuel gas systems on recreational vehicles manufactured in accordance with NFPA 1192, Standard on Recreational Vehicles (19) Fuel gas systems using hydrogen as a fuel (20) Construction of appliances Other Standards.
UL 1357 OUTLINE - OUTLINE OF INVESTIGATION FOR OXYGEN-FUEL GAS FLASH ARRESTER AND COMBINATION FLASH ARRESTER AND BACK-PRESSURE CHECK VALVES - ISSUE 6 Organization: UL
Date: 2013-03-26
Description: Devices covered by these requirements are intended for use in supply piping, regulator outlets, or torch inlets in accordance with the following standards: a) Standard for the Design and Installation of Oxygen-Fuel Gas Systems for Welding, Cutting and Allied Processes, NFPA 51 and b) Safety in Welding and Cutting and Allied Processes, AWS Z49.1.
CGA/GAS - CGA P-18 - STANDARD FOR BULK INERT GAS SYSTEMS - FOURTH EDITION Organization: CGA/GAS
Date: 2013-01-01
Description: These bulk supply systems are an assembly of storage containers, pressure regulators, pressure relief devices (PRDs), vaporizers, manifolds, interconnecting piping, and, where present, liquid transfer equipment.
ASTM F2786 - STANDARD PRACTICE FOR FIELD LEAK TESTING OF POLYETHYLENE (PE) PRESSURE PIPING SYSTEMS USING GASEOUS MEDIA UNDER PRESSURE (PNEUMATIC LEAK TESTING) Organization: ASTM
Date: 2016-02-01
Description: For undiluted LP-Gas, the point of delivery shall be considered to be the outlet of the final pressure regulator, exclusive of line gas regulators, in the system. Testing for these systems can be found in NFPA 54 / ANSI Z223.1.
NFPA - NFPA 56 (PS) - STANDARD FOR FIRE AND EXPLOSION PREVENTION DURING CLEANING AND PURGING OF FLAMMABLE GAS PIPING SYSTEMS - EFFECTIVE DATE: 08/11/2011 Organization: NFPA
Date: 2012-01-01
Description: For undiluted LP-Gas, the point of delivery is the outlet of the final pressure regulator, exclusive of line gas regulators, in the system.
UL 378 - UL STANDARD FOR SAFETY DRAFT EQUIPMENT - FOURTH EDITION; REPRINT WITH REVISIONS THROUGH AND INCLUDING SEPTEMBER 17, 2013 Organization: UL
Date: 2006-10-27
Description:   Requirements for the installation and use of draft equipment are included in the Standards of the National Fire Protection Association for the Installation of Oil-Burning Equipment, NFPA No. 31, and for the National Fuel Gas Code, NFPA No. 54.  A product that contains features, characteristics, components, materials, or systems new or different from those in use when the standard was developed, and that involves a risk of fire, electric shock, or injury to persons, shall be evaluated using the appropriate additional component and end-product requirements as determined necessary to maintain the level of safety for the user of the product as originally anticipated by the intent of this standard.
UL 7700-1 OUTLINE - OUTLINE OF INVESTIGATION FOR PORTABLE PNEUMATIC TOOLS - ISSUE 3 Organization: UL
Date: 2012-07-18
Description: These tools are intended for connection to a compressed air power source with a maximum pressure of 200 psi and a regulator to reduce the pressure to the rated pressure of the tool.
UL 429 - UL STANDARD FOR SAFETY ELECTRICALLY OPERATED VALVES - SEVENTH EDITION Organization: UL
Date: 2013-11-06
Description: When the valve assembly includes a pressure or flow regulator, its regulating ability is not covered by requirements in this standard.

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