阀门标准 BS EN 215-2004 恒温散热器阀.要求和试验方法Thermostatic radiator valves – Requirements and test methods.pdf [db:摘要]
阀门标准 BS EN ISO 10297-2006 可运输的气瓶 阀门 规范及定型试验Transportable gas cylinders. Cylinder valves. Specification and type testing.pdf [db:摘要]
阀门标准 BS EN 1074-3-2000 Valves for water supply – Fitness for purpose requirements and appropriate verification tests – Part 3 Check valves.pdf [db:摘要]
