EN 288-3:1992 Specification and Approval of Welding Procedures for Metallic Materials - Part 3: Welding Procedure Tests for the Arc Welding of Steels Includes Amendment A1: 1997
1992EN 288-3:1992 Specification and Approval of Welding Procedures for Metallic Materials - Part 3: Welding Procedure Tests for the Arc Welding of Steels Includes Amendment A1: 1997