Welded steel tubes for pressure purposes. Technical delivery conditions. Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties— 30 стр.
Flanges and their joints. Dimensions of gaskets for PN-designated flanges. Corrugated, flat or grooved metallic and filled metallic gaskets for use with steel flanges— 12 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.
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.
LPG equipment and accessories. Transportable liquefied petroleum gas (LPG) welded steel pressure drums with a capacity between 150 litres and 1000 litres— 60 стр.
Safety and control devices for gas burners and gas burning appliances. Automatic shut-off valves for operating pressure of above 500 kPa up to and including 6 300 kPa— 46 стр.