资讯动态
波纹管密封钢制截止阀的静压寿命次数_阀门标准
|
公称尺寸 DN |
静压寿命次数 次 |
|
≤100
|
≥3000
|
|
125～200
|
≥2500
|
|
250～400
|
≥1000
|
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