工作压力： 2"~10" 150 PSI, 12" 100PSI, 14", 16" 86PSI, 18" 72PSI, 20"~24" 51PSI
（标准中心柱材质SUS 410+热处理，若中心柱材质为SUS304，SUS316，SUS316L压力较低）
低扭力，密闭效果佳
蝶片开启角度可由箭头指针清楚显示
上方平台设计可加装气动或电动驱动器
| 品号 | 尺寸 | 规格 | 材质 | 垫座 | "O"环 | 蝶片 | 接口 |
| VP-820 | 2"~24" | ANSI, JIS, DIN | UPVC | EPDM, FPM | EPDM, FPM | PP | Flanged |
| VP-821 | 2"~24" | ANSI, JIS, DIN | CPVC | EPDM, FPM | EPDM, FPM | CPVC | Flanged |
| VP-823 | 2"~24" | ANSI, JIS, DIN | PVDF | EPDM, FPM | EPDM, FPM | PVDF | Flanged |
| VP-824 | 2"~24" | ANSI, JIS, DIN | PP | EPDM, FPM | EPDM, FPM | PP | Flanged |
| NO. | PART | MATERIAL | Q'TY |
| 1 | 本体(BODY) | UPVC,CPVC,PP,PVDF | 1 |
| 2 | 阀门(DISC) | CPVC,PP,PVDF | 1 |
| 3 | 垫座(SEAT SEAL) | EPDM,FPM | 1 |
| 4 | 中心柱(STEM) | SUS 410 | 1 |
| 5 | O环(O-RING) | EPDM,FPM | 2 |
| 6 | O环(O-RING) | EPDM,FPM | 2 |
| 7 | 把手轮(HANDWHEEL) | FC20 | 1 |
| 8 | 该轮箱(GEAR BOX) | CI POWDER PAINT | 1 |
| 9 | 螺丝及平华司(BOLT&WASHER) | SUS 304 | 4 |
| 10 | 弹簧销(SPRING PIN) | STEEL | 1 |
| 11 | 垫片(PACKING) | EPDM 6"~14" | 1 |
| 12 | 小把手(SMALL HANDLE) | STEEL | 1 |
| 13 | 键(KEY) | STEEL | 1 |
| 14 | 加强环(SEAL) | EPDN 14"~24" | 2 |
| 15 | 固定座(METAL STAT) | C3602 16"~24" | 1 |
| 16 | 埋入铜柱(INSERT NUT ) | C3602 16"~24" | 4~8 |
| 17 | 定位销(PIN) | SUS | 1 |
| SIZE | 2" | 2-1/2" | 3" | 4" | 5" | 6" | 8" | |
| NOM. | (50mm) | (65mm) | (80mm) | (100mm) | (125mm) | (150mm) | (200mm) | |
| JIS | ØD1 | 120 | 140 | 150 | 175 | 210 | 240 | 290 |
| n-Øe | 4-19 | 4-19 | 8-19 | 8-19 | 8-23 | 8-23 | 12-23 | |
| ANSI | ØD1 | 121 | 140 | 152 | 191 | 216 | 241 | 298 |
| n-Øe | 4-19 | 4-19 | 4-19 | 8-19 | 8-22 | 8-22 | 8-22 | |
| DIN | ØD1 | 125 | 145 | 160 | 180 | 210 | 240 | 295 |
| n-Øe | 4-18 | 4-18 | 8-18 | 8-18 | 8-18 | 8-22 | 8-22 | |
| ØD | 165 | 185 | 200 | 229 | 257 | 285 | 343 | |
| ØD2 | 56.5 | 69.5 | 79.5 | 102.5 | 130 | 153 | 203 | |
| ØD3 | 159 | 159 | 159 | 159 | 159 | 202 | 202 | |
| H | 287 | 307 | 309 | 351.5 | 398 | 463 | 525 | |
| H1 | 125 | 135 | 137 | 147 | 198 | 221 | 254 | |
| H2 | 103 | 113 | 115 | 135.5 | 165 | 177 | 210 | |
| H3 | 53 | 53 | 53 | 53 | 75 | 77.5 | 77.5 | |
| L1 | 140 | 140 | 140 | 140 | 140 | 284.5 | 284.5 | |
| L2 | 34.5 | 37 | 37 | 47 | 57 | 62 | 76 | |
| L3 | 43 | 46 | 46 | 56 | 69 | 70.5 | 85 | |
| L4 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 60 | 60 | |
| L5 | 121 | 121 | 121 | 121 | 121 | 161 | 161 | |
| SIZE | 10" | 12" | 14" | 16" | 18" | 20" | 24" | |
| NOM. | (250mm) | (300mm) | (350mm) | (400mm) | (450mm) | (500mm) | (600mm) | |
| JIS | ØD1 | 355 | 400 | 445 | 510 | 565 | 620 | 730 |
| n-Øe | 12-25 | 16-25 | 16-25 | 16-27 | 20-27 | 20-27 | 24-33 | |
| ANSI | ØD1 | 362 | 432 | 476 | 540 | 578 | 635 | 750 |
| n-Øe | 12-25 | 12-25 | 12-29 | 16-29 | 16-32 | 20-32 | 20-35 | |
| DIN | ØD1 | 350 | 400 | 460 | 515 | 565 | 620 | 725 |
| n-Øe | 12-22 | 12-22 | 16-22 | 16-26 | 20-27 | 20-27 | 20-30 | |
| ØD | 411 | 490 | 530 | 600 | 630 | 696 | 813 | |
| ØD2 | 255 | 309.5 | 360 | 397.5 | 452.5 | 502 | 603 | |
| ØD3 | 202 | 250 | 250 | 300 | 300 | 406 | 406 | |
| H | 591 | 706 | 732 | 869 | 910 | 1037 | 1120 | |
| H1 | 286 | 344 | 342 | 425 | 445 | 486 | 513 | |
| H2 | 242 | 302 | 300 | 350 | 370 | 410 | 465 | |
| H3 | 77.5 | 76 | 78 | 120 | 117 | 143 | 133 | |
| L1 | 284.5 | 330 | 330 | 353 | 353 | 390 | 350 | |
| L2 | 95.5 | 116.5 | 113 | 152.5 | 163.5 | 170 | 191 | |
| L3 | 109 | 133 | 127 | 168 | 189.5 | 189 | 209 | |
| L4 | 60 | 60 | 60 | 81 | 81 | 120 | 135 | |
| L5 | 161 | 185 | 185 | 231 | 231 | 323 | 335 | |
