結(jié)構(gòu)無(wú)縫鋼管/大口徑厚壁鋼管承受壓力計(jì)算方法
壓力P>17.5 系數(shù)S=4
∮351×20-25
|
∮450×20-40
|
∮530×20-40
|
∮711×20-60
|
∮355×20-25
|
∮457×20-40
|
∮560×20-40
|
∮720×20-60
|
∮377×20-25
|
∮478×20-40
|
∮580×20-40
|
∮820×20-80
|
∮400×20-30
|
∮480×20-40
|
∮600×20-50
|
∮920×20-80
|