石油、石化及相关工业用钢制截止阀和升降式止回阀 阀体与阀盖连接螺柱最小直径
公 称 尺 寸
DN
螺 柱 最 小 直 径
25~65
M10
80~200
M12
≥250
M16
Your closest 半岛平台-半岛(中国) is
Return to 半岛平台-半岛(中国) International continue to 半岛平台-半岛(中国)
This region has not yet joined our new website. You will now continue to the existing site for 半岛平台-半岛(中国)
Continue