1. The seal diaphragm is made of F46 or PFA, the number of folds is ≥120000 times, and the corrosion resistance is equivalent to F4.
2. Adopting the screw lifting structure, the opening and closing force is huge and the stability is good.

No.NameMaterial
1Cover limitAS
2StudSteel,StainlessSteel
3Retaining NutFRPP
4WasherFRPP
5WheelAlloy material
6PlatenSteel,StainlessSteel
7Double headed stud and NutSteel,StainlessSteel
8BonnetFRPP,PVDF,PVCC,PVC-U,PPH
9Yoke NutSteel, copper Ht300 Steel
10StemSteel,StainlessSteel
11Valve Platecast iron、FRPP,PVDF,PVC-U,PVC-C,PPH、
Steel,StainlessSteel、C.1.FRP
12FlimEPDM,FPM
13DiaphragmF46.PFA.PTFE
14BodyFRPP,PVDF,PVCC,PVC-U,PPH
15PlatenSteel,StainlessSteel