国内阀门材料常用技术标准 缠绕式垫片填充带适用温度
-196~800
(氧化性介质不高于600)
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