■ main part and material table
Part name | Casting ductile iron | carbon steel | stainless steel | ||||
| QT | C | P | R | PL | RL | ||
Body、Cover | QT400 | WCB | CF8 | CF8M | CF3 | CF3M | |
| Sphere | QT400 | WCB | CF8 | CF8M | CF3 | CF3M | |
| Lining material seat | FEP(F46)、PTFE(F4)、PFA、po、PE | ||||||
Packing gland | WCB | WCB | CF8 | CF8M | CF3 | CF3M | |
| Packing | PTFE | ||||||
| Bolt | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr18Ni9 | 1Cr18Ni9 | |
| Nut | 45 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | |
| Handle | WCB | ||||||
| Nominal diameter | main dimensions | the reference water | ||||||||||
| PN10(1.0MPa） | ||||||||||||
| DN(mm） | L | D | D1 | D2 | f | b | Z-φd | H | D0 | weight（kg） | ||
| 10 | 130 | 90 | 60 | 41 | 3 | 14 | 4-φ14 | 90 | 140 | 3.5 | ||
| 15 | 130 | 95 | 65 | 45 | 3 | 14 | 4-φ14 | 95 | 140 | 4 | ||
| 20 | 140 | 105 | 75 | 55 | 3 | 14 | 4-φ14 | 98 | 150 | 4.5 | ||
| 25 | 150 | 115 | 85 | 65 | 3 | 16 | 4-φ14 | 113 | 150 | 5.5 | ||
| 32 | 165 | 135 | 100 | 78 | 3 | 18 | 4-φ18 | 130 | 200 | 7 | ||
| 40 | 180 | 150 | 110 | 85 | 3 | 18 | 4-φ18 | 135 | 230 | 8 | ||
| 50 | 200 | 165 | 125 | 100 | 3.5 | 20 | 4-φ18 | 140 | 250 | 11 | ||
| 65 | 220 | 185 | 145 | 120 | 3.5 | 20 | 4-φ18 | 145 | 270 | 14 | ||
| 80 | 250 | 200 | 160 | 135 | 4 | 22 | 8-φ18 | 205 | 300 | 19 | ||
| 100 | 280 | 220 | 180 | 155 | 4 | 24 | 8-φ18 | 230 | 350 | 25 | ||
| 125 | 320 | 250 | 210 | 185 | 4 | 26 | 8-φ18 | 252 | 400 | 40 | ||
| 150 | 360 | 285 | 240 | 210 | 4 | 28 | 8-φ23 | 283 | 600 | 55 | ||
| 200 | 400 | 340 | 295 | 265 | 5 | 32 | 12-φ18 | 325 | 700 | 105 | ||
| 250 | 450 | 410 | 355 | 320 | 5 | 36 | 12-φ26 | 370 | 800 | 160 | ||
| 300 | 500 | 465 | 410 | 375 | 5 | 36 | 12-φ26 | 420 | 1000 | 220 | ||
