| Nominal Pressure | PB(MPa) | |
| Test Pressure | Shell Test | 1.5xPr |
| Sealing Test | 1.1xPr | |
| Air Test | 0.6 | |
| Bellows Assembly Test | 1.5xPr | |
| Suitable Temp | -196℃~600℃ | |
| NotePr is the pressure rang of the material at room temperature, the unit is MPa | ||
| Name | Material |
| Body | JS1049,GS-C25,CF8,CF8M,CF3M |
| Seat | SS304,SS316 |
| Disc | Flexible graphite+stainless stell,PTFE |
| Bellows | JS1049,GS-C25,CF8,CF8M,CF3M |
| Stem | ASTM A194-2H,A194-8 |
| Bonnet | ASTM A193-B7,A193-B8 |
| DN | PN16 | PN25 | PN40 | |||
| L | h | L | h | L | h | |
| 15 | 130 | 90 | 130 | 90 | 130 | 90 |
| 20 | 150 | 97 | 150 | 97 | 150 | 97 |
| 25 | 160 | 110 | 160 | 110 | 160 | 110 |
| 32 | 180 | 113 | 180 | 113 | 180 | 113 |
| 40 | 200 | 138 | 200 | 138 | 200 | 138 |
| 50 | 230 | 147 | 230 | 147 | 230 | 147 |
| 65 | 290 | 170 | 290 | 170 | 290 | 170 |
| 80 | 310 | 204 | 310 | 204 | 310 | 204 |
| 100 | 350 | 240 | 350 | 240 | 350 | 240 |
| 125 | 400 | 288 | 400 | 288 | 400 | 288 |
| 150 | 480 | 334 | 480 | 334 | 480 | 334 |
| 200 | 600 | 398 | 600 | 398 | 600 | 398 |
| 250 | 730 | 590 | 730 | 590 | 730 | 590 |
| 300 | 850 | 596 | 850 | 596 | 850 | 596 |