
[Adaptive condition]
Forged steel gate valve applies to ANSI, Class 150~2500, operating temperature <600℃ of petroleum, chemical, thermal power plants and other working conditions on the pipeline, cut off or switch on the pipeline medium.
感谢您访问我们的网站,您可能还对以下资源感兴趣:
亚洲一区二区精品成人_上海少妇69式偷拍HD_国产精品人妻无码久久青草_极品少妇毛片在线观看_又粗又大又爽a片免费看天美集团_午夜久久精品网站_亚洲美女内射视频在线观看_美女解开胸衣露出奶头_公和我做好爽添厨房在线观看_无码人妻一区二区三区免费看