Welding Gas

- Oct 31, 2017 -

Welding Gas

 

A welding gas composition having primary gas components which remain at a substantially uniformly high concentration as the gas is withdrawn from the cylinder and which also remain below the explosive limit, contains 1-35 molar percent of acetylene; 23-90 molar percent of propane, and/or propylene and/or cyclopropane, 8-75 molar percent of methylacetylene and/or propadiene, and 1-20 molar percent of paraffinic and/or olefinic C 4 --hydrocarbons.