Specification and qualification of welding procedures for metallic materials. Welding procedure test. Arc and gas welding of steels and arc welding of nickel and nickel alloys— 36 стр.
Specification and qualification of welding procedures for metallic materials -- Welding procedure test -- Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys— 36 стр.
BS EN 1009-1. Machines for mechanical processing of minerals and similar solid materials. Safety. Part 1. Common requirements for partly completed machinery and processing plants— 74 стр.