Specification and approval of prodedures for welding metallic materials; part 1: general rules for fusion welding; german version EN 288-1:1992— 9 стр.
Approval testing of welders - Fusion welding - Part 2: Aluminium and aluminium alloys (includes Amendment A1:1997); German version EN 287-2:1992 + A1:1997— 20 стр.
Specification and approval of welding procedures for metallic materials - Part 2: Welding procedure specification for arc welding (includes Amendment A1:1997); German version EN 288-2:1992 + A1:1997— 7 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 4: Welding procedure tests for the arc welding of aluminium and its alloys (includes Amendment A1:1997); German version EN 288-4:1992 + A1:1997— 21 стр.
Specification and approval of welding procedures for metallic materials - Part 1: General rules for fusion welding (including Amendment A1:1997); German version EN 288-1:1992 + A1:1997— 9 стр.
Specification and approval of welding procedures for metallic materials - Part 1: General rules for fusion welding (including Amendment A1:1997); German version EN 288-1:1992 + A1:1997— 9 стр.