Specification and approval of procedures for welding metallic materials; part 3: welding procedure tests for the arc welding of steel; german version EN 288-3:1992— 29 стр.
Specification and approval of welding procedures for metallic materials - Part 3: Welding procedure tests for the arc welding of steel (includes Amendment A1:1997); German version EN 288-3:1992 + A1:1997— 27 стр.
Specification and approval of welding procedures for metallic materials - Part 3: Welding procedure tests for the arc welding of steel (includes Amendment A1:1997); German version EN 288-3:1992 + A1:1997— 27 стр.