国产尤物精品不卡_亚洲成a人片在线播放_国产在视频视频2020_又大又粗又猛免费视频

• Products

• Sphere Head plate
• Stainless steel Head plate
• Punching Head plate
• Flow forming Head plate
• Carbon steel Head plate
• Oval Head plate
• Pipe cap
• Eccentric cone Head plate
• Circumference
• Heteromorphic product

Purpose The pipe cap is a pipe fitting welded on the pipe end or installed on the external thread of the pipe end to cover the pipe. It is used to close the pipe and has the same function as the pipe plug.