Design and Manufacturing: GB/T 12224
Structural length: QLED-08 (enterprise standard)
Flange standard: HG/T 20592
Nominal pressure: PN6, PN10, PN16, PN25
Connection method: clamp type
Pressure test: GB/T 13927
Index>Products>Fluoroplastic-Lined Valve Series>H74 Check Valve
| Follow the standards | |
| Design and Manufacturing: | GB/T 12224 |
| Structural length: | QLED-08 (Enterprise Standard) |
| Flange standard: | HG/T 20592 |
| Nominal Pressure | PN6，PN10，PN16，PN25 |
| Connection method: | clamp-on |
| Pressure test: | GB/T 13927 |
| Main component material list | ||||||
| serial number | Part Name | carbon steel | stainless steel | Ultra low carbon stainless steel | ||
| C | P | R | PL | RL | ||
| 1 | valve body | WCB | CF8 | CF8M | CF3 | CF3M |
| 2 | Lining layer | FEP(F46)/PTFE(F4)/PFA | ||||
| 3 | bolt | 25# | 304 | 316 | 304 | 316 |
| 4 | nut | 25# | 304 | 316 | 304 | 316 |
| Main connection dimensions and weight | ||||||
| Nominal diameter DN (mm) | standard value | standard value | ||||
| L | D | DN | L | D | DN | |
| PN1.0MPa | PN1.6MPa | |||||
| 50 | 22 | 108 | 25 | 22 | 108 | 25 |
| 65 | 22 | 128 | 38 | 22 | 128 | 38 |
| 80 | 22 | 142 | 46 | 22 | 142 | 46 |
| 100 | 24 | 162 | 72 | 24 | 162 | 72 |
| 125 | 26 | 192 | 95 | 26 | 192 | 95 |
| 150 | 29 | 218 | 114 | 29 | 218 | 114 |
| 200 | 43 | 273 | 140 | 43 | 273 | 140 |
| 250 | 43 | 328 | 188 | 43 | 329 | 188 |
| 300 | 50 | 378 | 216 | 50 | 384 | 216 |
| 350 | 52 | 438 | 263 | 52 | 440 | 263 |
| 400 | 62 | 489 | 305 | 62 | 496 | 305 |
| 450 | 62 | 539 | 356 | 62 | 556 | 356 |
| 500 | 64 | 594 | 406 | 64 | 618 | 406 |
| 600 | 70 | 686 | 485 | 70 | 732 | 485 |
| 700 | 76 | 811 | 565 | 76 | 802 | 565 |
| 800 | 80 | 918 | 622 | 80 | 912 | 622 |
| 900 | 95 | 1018 | 703 | 95 | 1012 | 703 |
| 1000 | 127 | 1124 | 815 | 127 | 1126 | 815 |
Zhejiang Lierdao Valve Co., Ltd
Hotline 0577-86860737
Address:
No. 903, Jinhai 3rd Road, Longwan Airport New Area, Wenzhou, Zhejiang, China
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