Size: 2″~48″
Pressure: 150LB-2500LB
Applicable Temperature: -196~350℃
Applicable Medium: Water,gas,oil product,natural gas andCorrosive mediums as acids,alkalis,etc
Driving Means: Manual,pneumatic,motor,hydro-dynamic,etc
| Main Parts and Materials | ||
| Number | Accessory name | Material |
| ASTM | ||
| 1 | Body | A216-WCB、A352-LCB、A351-CF8M CF3、CF3M、A52-LCB、LCC、31803 |
| 2 | Spring | 60Si2Mn、SS304、SS316、17-7PH、Inconel X750 |
| 3 | Seat | PTFE、RPTFE、PEEK、PPL |
| 4 | Ball | F304、F316、F316L、A105+ENP、F51LF2+ENP、1Cr18Ni9Ti |
| 5 | Key | 45*、A182-F6、F304、F316、F316L |
| 6 | Packing | PTFE、Graphite |
| 7 | Stem | A105+ENP、A182-F6、F304、F316、F316L |
| 8 | Gland | A216-WCB、A351-CF8 |
| 9 | Yoke | A216-WCB |
| 10 | Cover | A105+ENP、A182-F304、F316、F316L |
| 11 | “O”Ring | Rubber,Viton |
| 12 | Sliding bearing | +PTFE,PTFE&stainless steel,316+PTFE |
| 13 | Stud | 35#、B7、B8、B8M、L7 |
| 14 | Nut | 25#、2H、8、8M、4 |
| 15 | Bonnet | A216-WCB、CF8、CF8M、CF3M、A352-LCB |
| 16 | Seat Ring | A105+ENP、A182-F6、F304、F316、F316L |
| 17 | Gasket | PTFE、Graphite+stainless steel |
| 18 | Screw nial | 35#、B7、B8、B8M、L7 |
| 19 | Fixed spindle | A105+ENP、A182-F6、F304、F316、F316L |
| 20 | Bottom cover | A105+ENP、A182-F304、F316、F316L |
| 21 | Blowoff screw | 35#、B7、B8、B8M |
| Technical Specification | ||
| Design Reference | APl series | |
| Design Standard | API6D | ANSI B16.34 BS5351 |
| Face Fo Face | ANSI B16.10 | |
| End Flange | ANSIB16.5、B16.47 | |
| BW End | ANSI B16.25 | |
| Test&Inspection | API6D | API598 |
| Fire Protection | API607 | |
| Test Pressure（API598） | |||
| Nominal Pressure | Shell test | Water seal test | Air seal test |
| Mpa | Mpa | Mpa | |
| 150LB | 3.0 | 2.2 | 0.6 |
| 300LB | 7.7 | 5.7 | |
| 600LB | 15.4 | 11.3 | |
| 900LB | 23.0 | 16.9 | |
| 1500LB | 38.3 | 28.1 | |
| 2500LB | 63.9 | 46.9 | |
| Minimum duration Test Time(S)(API598) | |||
| NPS (in) | Shell Test (s) | Water Seal Test (s) | Air Seal Test (s) |
| ≤ 2 | 15 | 15 | 15 |
| 2-1/2 ~ 6 | 60 | 60 | 60 |
| 8 ~ 12 | 120 | 120 | 120 |
| ≥ 14 | 300 | 120 | 120 |
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