
General purpose industrial valves — Marking
出版:International Organization for Standardization

专家解读视频
This document specifies the requirements for the mandatory and optional markings of general purpose industrial valves.
NEN-ISO 5209:2019 - Identical
BS ISO 5209:2019 - Identical
BS ISO 5209:2019 - Identical
NEN-ISO 5209:2019 - Identical