●設計與制造符合中國國家標準
●基本結構形式:升降立式
●公稱壓力 PN0.6~2.5(MPa)
●公稱通徑 DN15~500(mm)
●主要材料見表A15
●基本型號H42F3 H42F46
H42F46立式襯氟止回閥
| 遵循規范 | STANDARD |
| 設計與規范 Design | GB 12224 |
| 結構長度 Face to face | Q/DFL-02-99 |
| 法蘭尺寸 End flange | JB 78/JB 79(GB HG SH) |
| 壓力試驗 Test | GB/T 13927 |
| 標志 Symbol | GB 12220 |
| 供貨 Supply | GB/T 12252 |
H42F46立式襯氟止回閥主要連接尺寸及重量:
| 公稱通徑 | 標準值 | 參考值 | ||||||||
| DN (mm) | NPS (inch) | L | D | D1 | D2 | f | b | Z-φd | W(kg) | |
| PN0.6(MPa) | ||||||||||
| 15 | 1/2 | 80 | 80 | 55 | 40 | 2 | 12 | 4-φ14 | 2.5 | |
| 20 | 3/4 | 90 | 90 | 65 | 50 | 2 | 14 | 4-φ14 | 3.5 | |
| 25 | 1 | 100 | 100 | 75 | 60 | 2 | 14 | 4-φ14 | 4 | |
| 32 | 11/4 | 110 | 120 | 90 | 70 | 2 | 16 | 4-φ18 | 5 | |
| 40 | 11/2 | 125 | 130 | 100 | 80 | 3 | 16 | 4-φ18 | 6 | |
| 50 | 2 | 140 | 140 | 110 | 90 | 3 | 16 | 4-φ18 | 8 | |
| 65 | 21/2 | 160 | 160 | 130 | 110 | 3 | 16 | 4-φ18 | 10 | |
| 80 | 3 | 185 | 185 | 150 | 125 | 3 | 18 | 8-φ18 | 13 | |
| 100 | 4 | 210 | 205 | 170 | 145 | 3 | 18 | 8-φ18 | 25 | |
| 150 | 6 | 300 | 260 | 225 | 200 | 3 | 20 | 8-φ23 | 46 | |
| 200 | 8 | 380 | 315 | 280 | 255 | 3 | 22 | 12-φ23 | 100 | |
| 250 | 10 | 356 | 370 | 335 | 310 | 3 | 24 | 12-φ23 | 155 | |
| 300 | 12 | 457 | 435 | 395 | 362 | 4 | 24 | 12-φ23 | 180 | |
| 350 | 14 | 533 | 485 | 445 | 412 | 4 | 26 | 16-φ23 | 220 | |
| 400 | 16 | 572 | 535 | 495 | 462 | 4 | 28 | 16-φ23 | 275 | |
| 450 | 18 | 610 | 590 | 550 | 518 | 4 | 28 | 16-φ23 | 300 | |
| 500 | 20 | 610 | 640 | 600 | 568 | 4 | 30 | 16-φ23 | 392 | |


















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