.Schedule 80 Pipe size:3" sh 80 听说是80厚的意思,那口径都只有3“=75mm,这个壁厚80怎么可能啊?
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![.Schedule 80 Pipe size:3](/uploads/image/z/10762868-20-8.jpg?t=.Schedule+80+Pipe+size%3A3%22+sh+80+%E5%90%AC%E8%AF%B4%E6%98%AF80%E5%8E%9A%E7%9A%84%E6%84%8F%E6%80%9D%2C%E9%82%A3%E5%8F%A3%E5%BE%84%E9%83%BD%E5%8F%AA%E6%9C%893%E2%80%9C%3D75mm%2C%E8%BF%99%E4%B8%AA%E5%A3%81%E5%8E%9A80%E6%80%8E%E4%B9%88%E5%8F%AF%E8%83%BD%E5%95%8A%3F)
.Schedule 80 Pipe size:3" sh 80 听说是80厚的意思,那口径都只有3“=75mm,这个壁厚80怎么可能啊?
.Schedule 80 Pipe size:3" sh 80 听说是80厚的意思,那口径都只有3“=75mm,这个壁厚80怎么可能啊?
.Schedule 80 Pipe size:3" sh 80 听说是80厚的意思,那口径都只有3“=75mm,这个壁厚80怎么可能啊?
3寸的公称通径为80mm,而不是75mm,sch80中的80不是什么80mm,Schedule 80是美国钢管标准壁厚系列之一,根据标准查得,该3寸钢管壁厚为7.62mm.
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.Schedule 80 Pipe size:3 sh 80 听说是80厚的意思,那口径都只有3“=75mm,这个壁厚80怎么可能啊?
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