资讯动态
最小螺柱直径_阀门标准
|
公称尺寸DN |
最小螺柱直径 |
|
≤65 |
M10 |
|
80～200 |
M12 |
|
≥250 |
M16 |
mk体育app官网登录入口-mk(中国)
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