Main Performance Parameters |
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| Design Basis | GB Standards | |
| Design Standards | GB/12237 | |
| Structural Length | Flanged Connection | GB/9113、JB/T79 |
| Flange Connection Dimensions | GB/9113、JB/T79 | |
| Testing and Inspection | GB/T13927、JB/T9092 | |

Main Component Materials |
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| Component Name | Material | ||
| C | P | R | |
| Right Valve Body | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| Bolt | 35 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
| Spring | 60si2Mn | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Seat | 25 or 1Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Sealing Ring | PTFE (Polytetrafluoroethylene),Nylon,PPL (Polyphenylene),Hard Alloy | ||
| O-Ring | Rubber,Fluoroelastomer | ||
| Gasket | PTFE,Graphite Metal Composite Gasket | ||
| Flange | WCB | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Gasket | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Lower Stem | 1Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Bushing | PTFE Composite Bearing | ||
| Ball | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Key | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Stem | 1Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Bushing | PTFE Composite Bearing | ||
| Packing | PTFE、Flexible Graphite | ||
| Packing Gland | WCB | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| Connecting Sleeve | 35 | 35 | 1Cr18Ni9Ti |
| Bracket | WCB | WCB | 1Cr18Ni9Ti |
| Valve Body | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| Pneumatic Actuator | AT Series, AW Series | ||
Main Outline Dimensions and Connection Sizes |
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| Nominal Diameter | Outline Dimensions | Connection Sizes | Pneumatic Actuator Model | ||||||||
| mm | in | L | L1 | H | D | D1 | D2 | C | f | n-∅d | |
| 50 | 2 | 178 | 210 | 319 | 155 | 120 | 100 | 16 | 2 | 4-∅19 | AT88D/AT100SR |
| 65 | 2½ | 190 | 210 | 363 | 175 | 140 | 120 | 18 | 2 | 4-∅19 | AT88D/AT100SR |
| 80 | 3 | 203 | 309 | 401 | 185 | 150 | 130 | 18 | 2 | 8-∅19 | AT100D/AT125SR |
| 100 | 4 | 229 | 309 | 471 | 210 | 175 | 155 | 18 | 2 | 8-∅19 | AT125D/AT160SR |
| 125 | 5 | 356 | 309 | 537 | 250 | 210 | 185 | 20 | 2 | 8-∅23 | AT145D/AT190SR |
| 150 | 6 | 394 | 309 | 574 | 280 | 240 | 215 | 22 | 2 | 8-∅23 | AT160D/AT210SR |
| 200 | 8 | 457 | 309 | 686 | 330 | 290 | 265 | 22 | 2 | 12-∅23 | AT210D/AT240SR |
| 250 | 10 | 533 | 309 | 759 | 400 | 355 | 320 | 24 | 3 | 12-∅25 | AT240D/AT270SR |
| 300 | 12 | 610 | 309 | 801 | 445 | 400 | 370 | 24 | 2 | 16-∅25 | AW20 |
| 350 | 14 | 686 | 309 | 901 | 490 | 445 | 415 | 26 | 3 | 16-∅25 | AW20 |
| 400 | 16 | 762 | 309 | 960 | 560 | 510 | 475 | 28 | 3 | 16-∅27 | AW25 |
| 500 | 20 | 914 | 309 | 1068 | 675 | 620 | 585 | 30 | 3 | 20-∅27 | AW28 |