China Cast Steel Gate Valve
CLASS 150~1500 CAST STEEL GATE VALVE
GATE VALVE OS&Y,Rising stem,Flexible Wedge
Bolted Bonnet,Threaded or welded seat ring
ASTM A216 WCB,A217 WC6,A351 CF8,A351 CF8M,
A351 CF3,A351 CF3M,A351 CN7M
Standards compliance
Design and Manufacture:ANSIB16.34,API600 API6D,API603,BS1414
Face to face(end to end):ANSIB16.10,API6D
Flanged connection:2"~24"to ANSIB16.5,22",26"~36"to MSS-SP-44 to API 605 on Request
Test and inspection:API598,API6D
Gate Valves Butt welded end:ANSIB16.5
A.Anti-friction ball thrust bearing:Reduces friction between mating parts to ensure smooth operation
B.Grub screw:Secures yoke nut in the bonnet
C.Grease nipple:Supplies lubricant to the mating parts
STEEL GATE VALVE Materials
| NO. | Part name | Material |
| 19 | Grease nipple | Brass |
| 18 | Grub screw | Carbon steel |
| 17 | Hand wheel nut | Carbon steel |
| 16 | Hand wheel | Malleable lron/cast steel/ ducile lron/fabricated steel |
| 15 | Yoke nut | Carbon steel/SS |
| 14 | Eye bolt and nut | A 193 B7/A194 2H~A193 B8/A194 8 |
| 13 | Pin | Carbon steel/stainless steel |
| 12 | Stem nut | A 439-D2/cu-alloy |
| 11 | Gland flange | Carbon steel/equivalent to body material |
| 10 | Gland | Stain less steel |
| 09 | Back seat | Stain less steel |
| 08 | Stem | Stain less steel |
| 07 | Seat ring | CS+SS/SS/SS+STL |
| 06 | Wedge | Material see body |
| NO. | Part name | WCB | LCB | WC6 | WC9 |
| 05 | 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 |
| 04 | Gland Packing | Graphite | Graphite | Graphite | Graphite |
| 03 | Gasket | Spiral wound/Soft lron | Spiral wound/Soft lron | Spiral wound/SS304 | Spiral wound/SS304 |
| 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 |
| 05 | Bolt and nut | A193 Gr B16/A194 Gr 4/7 | A193 Gr B16/A194 Gr 4/7 | A193 B8/A194 8 | A193 B8M/A194 B8 |
| 04 | Gland Packing | Graphite | Graphite | Graphite | Graphite |
| 03 | Gasket | Spiral wound/Soft lron | Spiral wound/Soft lron | Spiral wound/SS304 | Spiral wound/SS316 |
| 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 |
