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.
Air quality. Certification of automated dust arrestment plant monitors for use on stationary sources. Performance criteria and test procedures— 42 стр.
Air quality. Measurement of stationary source emissions. Requirements for measurement sections and sites and for the measurement objective, plan and report— 82 стр.
Air quality. Certification of automated measuring systems. Performance criteria and test procedures for automated measuring systems for monitoring emissions from stationary sources— 66 стр.
