R600A,R134A,R22,R1270,R290,R401A,R402B,R404A,R406A,R407C,R408A,R409A,R415B,R417A,R507 and MAPP GASDec 20, 2012
... 5.Special welding torch,convenient with the hand MAPP gas is a mixture of various hydrocarbons, principally, ... high heat release, similar to propane and natural gas. The combination of a lower flame temperature, more ... distributed heat source and larger gas flows compared with acetylene results in a substantially ... R404A,R406A,R407C,R408A,R409A,R415B,R417A,R507 and MAPP GAS