Technical specification:
| Item | Content |
| Structural formation | Bolt-jointed bonnet outside stem yoke structure |
| Driving manner | Hand-operated |
| Design standard | ASME B16.34、BS 1873 |
| Face to face | ASME B16.10 |
| Flanged ends | ASME B16.5 |
| Test&inspection | API598、BS6755 |
Note:
The sizes of valve connecting flange and butt-welding terminas can be designed according to customer's requirement.
Major parts material form:
| No | Part name | Material |
| 1 | Body | ASTM A216-WCB、ASTM217-WC1、WC6、WC9、C5ASTM A351-CF8、CF8M、CF8C、CF3、CF3M |
| 2 | Disc | ASTM A182.F6a、ASTM A182-F22ASTM A182-F304、F316、F321、F304L、F316L |
| 3 | Stem | ASTM A182.F6a、ASTM A182 F22ASTM A182-F304、F316、F321、F304L、F316L |
| 4 | Flat cover | ASTM A182.F6a、ASTM A182 F22ASTM A182-F304、F316、F321、F304L、F316L |
| 5 | Gasket | Graphite&Stainless steel, PTFE+Stainless steel |
| 6 | Bonnet | ASTM A216-WCB、ASTM217-WC1、WC6、WC9、WC5ASTM A351-CF8、CF8M、CF8C、CF3、CF3M |
| 7 | Stud | ASTM A193-B7、A193-B8、A193-B8MA193-B16 |
| 8 | Nut | ASTM A194-2H、A194-8、A194-8M、A194-4 |
| 9 | Packing | Graphite,PTFE |
| 10 | Packing press-sleeve | ASTM A182.F6a、ASTM A182-F304、F316、F321、F304L、F316L |
| 11 | Packing gland | ASTM A216-WCB、ASTM A351-CF8、CF8M、CF8C、CF3、CF3M |
| 12 | Valve stem nut | Copper alloy、ductile iron |
| 13 | Handwheel | ASTM A47-32510 |