Applicable Standards of Pressure Seal Cast Steel Gate Valve
Steel Gate Valves, API 600/API 6D
Steel Gate Valves, ISO 10434/ISO 14313
Steel Valves, ASME B16.34
Face Go Face, ASME B16.10
End Flanges, ASME B16.5
Buttwelding Ends, ASME B16.25
Inspection And Test, API 598/API 6D
Design Description of Pressure Seal Cast Steel Gate Valve
PSB, Pressure Seal Bonnet
Flexible Wedge, Fully Guided
Choice Of Solid Or Split Wedge
Renewable Seat Rings
Forged T-head Stem
Rising Stem And Non-rising Handwheel
Flanged Or Buttwelding Ends
Available With Bg Operator
Standard Material Specifiactions of Pressure Seal Cast Steel Gate Valve
| No. |
Part Name |
ASTM Material |
| Carbon Steel |
1.25Cr-0.5Mo |
2.25Cr-1Mo |
304 Type |
316 Type |
304L Type |
316L Type |
20 Alloy |
| 1 |
Body |
A216 WCB |
A217WC6 |
A217 WC9 |
A351CF8 |
A351CF8M |
A351CF3 |
A351 CF3M |
A351 CN7M |
| 2 |
Yoke |
A216 WCB |
A217WC6 |
A217 WC9 |
A351CF8 |
A351CF8M |
A351CF3 |
A351 CF3M |
A351 CN7M |
| 3 |
Wedge |
WCB+HF |
A217 WC6+HF |
A217 WC9+H F |
A351 CF8 |
A351CF8M |
A351CF3 |
A351 CF3M |
A351 CN7M |
| 4 |
Stem |
A182
F6a |
A182
F11 |
A182
F22 |
A182
F304 |
A182
F316 |
A182 F304L |
A182 F316L |
20-Alloy |
| 5 |
Seat Ring |
A105+HF |
A182 F11+HF |
A182 F22+HF |
NA |
NA |
NA |
NA |
NA |
| 6 |
Bonnet |
A216 WCB |
A217WC6 |
A217 WC9 |
A351CF8 |
A351CF8M |
A351CF3 |
A351 CF3M |
A351 CN7M |
| 7 |
Bonnet Gasket |
304+
Graphite |
304+
Graphite |
304+
Graphite |
304+
Graphite |
316+
Graphite |
304L+
Graphite |
316L+
Graphite |
316+
Graphite |
| 8 |
Adapter Ring |
Soft steel |
A182 F6a |
A182 F6a |
A182 F304 |
A182 F316 |
A182 F304L |
A182 F316L |
20-Alloy |
| 9 |
Retainer |
A182 F6a |
A182 F6a |
A182 F6a |
A182 F304 |
A182 F304 |
A182 F304 |
A182 F304 |
A182 F304 |
| 10 |
Yoke Cap |
A216 WCB |
A217WC6 |
A217 WC9 |
A351CF8 |
A351CF8 |
A351CF8 |
A351CF8 |
A351CF8 |
| 11 |
Bonnet Bolt |
A193 B7 |
A193 B7 |
A193 B16 |
A193 B8 |
A193 B8 |
A193 B8 |
A193 B8 |
A193 B8 |
| 12 |
Bonnet Nut |
A194 2H |
A194 7 |
A194 7 |
A194 8 |
A194 8 |
A194 8 |
A194 8 |
A194 8 |
| 13 |
Packing |
Graphite |
Graphite |
Graphite |
Graphite |
Graphite |
Graphite |
Graphite |
Graphite |
| 14 |
Gland |
A276 410 |
A276 410 |
A276 410 |
A276 304 |
A276 316 |
A276 304L |
A276 316L |
20-Alloy |
| 15 |
Gland Flange |
A216 WCB |
A216WCB |
A216WCB |
A351CF8 |
A351CF8 |
A351CF8 |
A351CF8 |
A351CF8 |
| 16 |
Eyebolt |
Carbon steel |
A193 B7 |
A193 B7 |
A193 B8 |
A193 B8 |
A193 B8 |
A193 B8 |
A193 B8 |
| 17 |
Eyebolt Nut |
Carbon steel |
A194 2H |
A194 2H |
A194 8 |
A194 8 |
A194 8 |
A194 8 |
A194 8 |
| 18 |
Eyebolt Pin |
A276 410 |
A276 411 |
A276 412 |
A276 304 |
A276 304 |
A276 304 |
A276 304 |
A276 304 |
| 19 |
Greas Fitting |
Commercial |
Commercial |
Commercial |
Commercial |
Commercial |
Commercial |
Commercial |
Commercial |
| 20 |
Stem Nut |
Bronze |
Bronze "1 |
Bronze "1 |
Bronze |
Bronze |
Bronze |
Bronze |
Bronze |
| 21 |
Jam Nut |
Carbon steel |
Carbon steel |
Carbon steel |
Stainless steel |
Stainless steel |
Stainless steel |
Stainless steel |
Stainless steel |
| 22 |
Hand Wheel |
Malleable iron |
Malleable iron |
Malleable iron |
Malleable iron |
Malleable iron |
Malleable iron |
Malleable iron |
Malleable iron |
| 23 |
Wheel Nut |
Carbon steel |
Carbon steel |
Carbon steel |
Carbon steel+Zn |
Carbon steel+Zn |
Carbon steel+Zn |
Carbon steel+Zn |
Carbon steel+Zn |
| *1 |
Ductile Ni-Resist iron Optional |
| NA |
Integral with vessell |