Steels; Classification; Part 2 : Classification of unalloyed and alloy steels according to main quality classes and main property or application characteristics— 12 стр.
Welded steel tubes for pressure purposes. Technical delivery conditions. Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties— 30 стр.
BS EN 10253-4. Butt-welding pipe fittings. Part 4. Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements— 158 стр.
Steel rod, bars and wire for cold heading and cold extrusion. Technical delivery conditions for steels not intended for heat treatment after cold working— 12 стр.