API Casting-steel 150Lb gate valve
Main parts and materials:
1. Body, Bonnet &Disc: A216WCB
2. Stem: A182 F6
3. Seat Ring: A105+13Cr
4. Disc Ring: 13Cr
Standards:
1. Design and manufacture: API600, ANSI B 16.34
2. Face to Face: ANSI B16.10
3. Flange End: ANSI B16.5
4. Inspection: API 598
5. Pressure-Temp Rating: ANSI B16.34
Test Pressure:
1. Pressure(Class): 150
2. Shell Test(Water)(MPa): 3.1
3. Seal Test(Water)(MPa): 2.2
4. Back Seal Test: 2.2
5. Air Seal Test(Air)(MPa): 0.5-0.7
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