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| DN | PN | L | R | D | G1 | G2 | H | h | t | s | KG |
| 40 | 25 | 260 | 3 | 32 | 76.1 | 48.3 | 120 | 70 | 5 | 170 | 3.02 |
| 50 | 25 | 300 | 3.5 | 40 | 88.9 | 60.3 | 124 | 70 | 4 | 170 | 4.1 |
Stem Torque
| DN | 40 | 50 |
| Torque/.MI | 35 | 50 |
Design Specifications
1.design&mfr.std.:GB/T12237-2021
2.face to face std.:JIS2002-2018
3.others std.:GB/T12224-2015
4.inspection&test std.:JB/T 9092-1999
5.flange std.:JIS B2214-1999
Bill of Material
| No. | Name | Material | No. | Name | Material |
| 1 | Body Pipe | 20# | 10 | Bearing | Mild steel+PTFE |
| 2 | Side Pipe | 20# | 11 | Branch Pipe | 20# |
| 3 | Ball | 304 | 12 | Stem O-ring | FKM |
| 4 | Seat | PTFE+C | 13 | Gasket | PTFE+C |
| 5 | Seat O-ring | FKM | 14 | Packing Gland | 20# |
| 6 | Support Spring | 50CrV4 | 15 | Stop ring | 65Mn |
| 7 | Disc Spring | 50CrV4 | 16 | Handle Lever | 201 |
| 8 | Stem | 2Cr13 | 17 | Spring Washer | 201 |
| 9 | Thrust Washer | PTFE+C | 18 | Cap Nut | 201 |
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