BS 5163 OS&Y Gate Valve
Main parts and Materials:
1. Body, Bonnet: Cast Iron
2. Disc: Cast Iron+Bronze/Brass/Stailess Steel
3. Stem; Brass, Stainless Steel
4. Hand Wheel: Ductile Iron
5. Seat: Bronze/Brass/Stainless Steel
Standards:
1. Face to Face: BS5163, BS5150
2. Flange End: BS table E or D/BS4504
Test:
1. Nominal Pressure(MPa): 1.6
2. Shell Test(MPa): 2.4
3. Seal Test(MPa): 1.8
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