欧洲杯app

波紋管閥門

chanpinjianjie

欧洲杯appbellow seal valves are normally installed in working conditions that have strict emission requirements. possible leakage arising from stem movement is eliminated by mounting a metal bellow between the bonnet and the stem.  the bellow can follow the lineair movement of the stem easily, creating a stable and state of the art zero emission seal.

Size: NPS 1/2"~2"(DN15~DN50)
Pressure Rating: ASME CLASS 150~1500(PN16~PN260)
Body material: Carbon steel, Stainless steel, Alloy steel, Duplex stainless steel
End connection: RF, BW, RTJ,SW,NPT
Operation: Manual, Pneumatic, Electric, Hydraulic