Gas cylinders - Quick-release cylinder valves - Specification and type testing (ISO 17871:2015 + Amd 1:2018); German version EN ISO 17871:2015 + A1:2018— 19 стр.
Gas cylinders - Quick-release cylinder valves - Specification and type testing (ISO 17871:2015 + Amd 1:2018); German version EN ISO 17871:2015 + A1:2018— 19 стр.