UL 147:2005 pdf download – Hand-Held Torches For Fuel Gases
UL 147:2005 pdf download – Hand-Held Torches For Fuel Gases. 8.4 Water o other liquid of comparable or lighter viscosity may be used for producing the required pressure in a hydrostatic-pressure strength lest. 9 Filling Procedure Test 9.1 The risk...
UL 147:2015 pdf download – HAND-HELD TORCHES FOR FUEL GASES
UL 147:2015 pdf download – HAND-HELD TORCHES FOR FUEL GASES. 7.8 Copper or brass tubing and fittings containing more than 67-percent copper shall not be used for parts in contact with MPS-Gas. 7.9 An operating or gas-confining part of a...