1.Size:DN50~DN300 2.Material body:Cast ironGG25 3.Guide:Ductile ironGGG40/Brass 4.NBR or EPDM Seat 5.ISO9001,CE certificate
1.Silent check valve is suitable for water supply and drainage pipeline. It has small volume, light weight, small resistance, resistance to fatigue fluid, and long service life etc.
2.The flange standard is according to customer's requirement.
3.Parts material:
Pos | Accessories | Material quality |
1 | Body | Cast lron GG25 |
2 | Guide | Ductile lron GGG40 |
2* | Guide | Brass G/CuZn40pb2 |
3 | Disc | Ductile Iron GGG40 |
3* | Disc | Brass G/CuZn40pb2 |
4 | Guiding | Brass G/CuZn40pb2 |
5 | Spring | Stainless steel 18/8 |
6 | Seal | NBR |
Flange Type Wafer Silent lift Check Valve
Application:
PN Nominal pressure | 1.6Mba |
Sealing test pressure | 1.76Mba |
Strength test pressure | 2.4Mba |
Suitable temperature | EPDM:-10—+120°C NBR:-10—+80°C VITON:-23—+150°C SILICON:-50—+200°C |
Medium | Fresh water ,sea water ,waste water,food stuff,steam,all kinds of oil,all kinds of acid and alkaline liquid etc |
DIN Silent lift check valve flanged end PN16
