F4 Gate valves
1) Product information: The gate valves supplied are mainly used for adjusting water, steam, oil, gas, and natural gas in chemical industries
2) Standards: AWWA, DIN3352 F4/F5, BS5163, BS5150
3) Connection type: Flanged type, push-on type, mechanical joint type, plain ends type

4) Material:
A) Body: Ductile Iron GGG500-7
B) Wedge: D/I, core fully vulcanized with NBR or EPDM rubber
C) Wedge Nut: Brass
D) Stem: Stainless steel, BS970 431S29 or DIN17440x20Cr13
E) Gasket: NBR
F) Bonnet: GGG500-7
G) O ring: NBR

H) Washer: Carbon steel or Stainless steel.
5) Size: 50-400mm/2" - 16"
6) Pressure grade: PN10, PN16
7) Coating:
A) Fusion-bonded epoxy 200-250 microns inside and out side
B) Coating as per customers' requirement
8) Package: Carton for each item, wooden boxes outside.