High Pressure Gate Valves
Size 2" ~ 16"
Pressure Class 600~2500 High Pressure Gate Valve
OS&Y,Rising stem,Pressure seat Bonnet,Threaded or welded seat ring
ASTM A216 WCB,A217 WC6,A351CF8,A351CF8M,A351 CF3,A351 CF3M,A351 CN7M
Standards compliance
Design and Manufacture:AMSI B16.34,API600 API6D,BS1414
Face to face(end to end):ANSI B16.10,API6D
Flanged cnnection:ANSI B16.5
Butt welded end:ANSI B16.25
Test and inspection:API598,API6D
A.Back up ring:Absors thrust applied by internal pressure
B.Thrust ring:Protects the soft metallic gasket from deformation
C.Gasket:Unique angular design provides superior sealing
High Pressure Gate Valve Product Details
| Design and Manufacture | ANSIB16.34,API600,API6D,BS1414 |
| Face to face(end to end) | ANSIB16.10,API6D |
| Flanged connection | ANSI B16.5 |
| Butt welded end | ANSIB16.25 |
| Test and inspection | API598,API6D |
A. Back up ring: Absors thrust applied by internal pressure
B. Thrust ring: Protects the soft metallic gasket from deformation
C. Gasket: Unique angular design provides superior sealing
Pressure Seal Gate Valve Materials List
| NO. | Part name | Gate Valve Material |
| 23 | Grease nipple | Brass |
| 22 | Grub screw | Carbon steel |
| 21 | Hand wheel nut | Carbon steel |
| 20 | Hand wheel | Malleable lron/cast steel/ductile lron/fabricated steel |
| 19 | Yoke nut | Carbon steel/SS |
| 18 | Eye bolt and nut | A 193 B7/A194 2H~A193 B8/A194 8 |
| 17 | Pin | Carbon steel / stainless steel |
| 16 | Stem Nut | A 439-D2/cu-alloy |
| 15 | Gland flange | Carbon steel/equivalent to body material |
| 14 | Gland | Stain less steel |
| 13 | Gland bush | See body material |
| 12 | Back seat | |
| 11 | Stem | |
| 10 | Seat ring | |
| 09 | Wedge |
| NO. | Part name | WCB | LCB | WC6 | WC9 |
| 08 | Bolt and nut | A193 Gr B7/A194 Gr 2H | A320 Gr L7/A194 Gr 4 | A193 Gr B16/A194 Gr 4/7 | A193 Gr B16/A194 Gr 4/7 |
| 07 | Gland packing | Graphite | Graphite | Graphite | Graphite |
| 06 | Gasket | Soft lron | Soft lron | SS304 | SS304 |
| 05 | Thrust ring | A105 | A182 F304 | A182 F11 | A182 F22 |
| 04 | Back up ring | A105 | A182 F304 | A182 F11 | A182 F22 |
| 03 | Yoke | A216 Gr WCB | A352 Gr LCB | A271 Gr WC6 | A271 Gr WC9 |
| 02 | Bonnet | A216 Gr WCB | A352 Gr LCB | A271 Gr WC6 | A271 Gr WC9 |
| 01 | Body | A216 Gr WCB | A352 Gr LCB | A271 Gr WC6 | A271 Gr WC9 |
| NO. | Part name | C5 | C12 | CF8 | CF8M |
| 08 | Bolt and nut | A193 Gr B7/A194 Gr 2H | A193 Gr B16/A194 Gr 4/7 | A193 B8/A194 8 | A193 B8M/A194 8M |
| 07 | Gland packing | Graphite | Graphite | Graphite | Graphite |
| 06 | Gasket | SS304 | SS304 | SS304 | SS316 |
| 05 | Thrust ring | A182 F22 | A182 F22 | A182 F304 | A182 F316 |
| 04 | Back up ring | A182 F22 | A182 F22 | A182 F304 | A182 F316 |
| 03 | Yoke | A217 Gr C5 | A217 Gr C12 | A351 Gr CF8 | A351 Gr CF8M |
| 02 | Bonnet | A217 Gr C5 | A217 Gr C12 | A351 Gr CF8 | A351 Gr CF8M |
| 01 | Body | A217 Gr C5 | A217 Gr C12 | A351 Gr CF8 | A351 Gr CF8M |
