Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 4: Aluminium alloy flanges
Industrial valves - Cast iron gate valves
Copper and copper alloys - Rod for general purposes
Copper and copper alloys - Rod for free machining purposes
Copper and copper alloys - Wire for general purposes
Copper and copper alloys - Profiles and bars for general purposes
Copper and copper alloys - Hollow rod for free machining purposes
Gas meters - Turbine gas meters
Refrigerating systems and heat pumps - Safety switching devices for limiting the pressure - Requirements and tests
Industrial valves - Testing of metallic valves - Part 1: Pressure tests, test procedures and acceptance criteria - Mandatory requirements
Industrial valves - Copper alloy gate valves
Aluminium and aluminium alloys - Wrought products and cast products - Special requirements for products intended for the production of pressure equipment
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