WUFENGGANGGUANCHENGSHOUYALIJISUANFANGFA
YI：YIZHIWUFENGGUANWUFENGGANGGUANWAIJINGGUIGEBIHOUQIUNENGCHENGSHOUYALIJISUANFANGFA (GANGGUANBUTONGCAIZHIKANGLAQIANGDUBUTONG)
九游会app官网登录 YALI=(BIHOU*2*GANGGUANCAIZHIKANGLAQIANGDU)/(WAIJING*XISHU)
ER：YIZHIWUFENGGUANWUFENGGANGGUANWAIJINGHECHENGSHOUYALIQIUBIHOUJISUANFANGFA：
BIHOU=(YALI*WAIJING*XISHU)/(2*GANGGUANCAIZHIKANGLAQIANGDU)
SAN：GANGGUANYALIXISHUBIAOSHIFANGFA：
YALIP<7Mpa XISHUS=8
7<GANGGUANYALIP<17.5 XISHUS=6
YALIP>17.5 XISHUS=4
本文来自：聊城钢管制造厂
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