WJ41H-16-DN15,WJ41H-16-DN20,WJ41H-16-DN25,WJ41H-16-DN32,WJ41H-16-DN40,德标波纹管截止阀
e dimension
DIN3202


连接法兰 flanged ends
DIN2543-2545


试验和检验 testinspection
DIN3230



WJ41H德标波纹管截止阀产品性能规范：



公称压力(MPa)
nominal pressure

壳体试验压力(MPa)
shell test
密封试验压力(MPa)
sealing test
适用温度(℃)
suitable te

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