
Gas Tightness Of Equipment For Gas Welding And Allied Processes
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
This standard is included in DIN DVS Handbook 65. Specifies the maximum external leakage rates which are acceptable for equipment used for cutting, welding and allied processes. Applies to individual components which are used in the gas supply to a blowpipe from the connecting point of the hose (outlet of the cylinder valve or connecting point to a gas supply plant). Does not apply to gas supply plants.
ISO 9090:1989 - Identical