襯氟止回閥,旋啟式襯氟止回閥,升降式襯氟止回閥
設(shè)計規(guī)范
遵循GB/T 12235,GB/T 12236,API 6D標準
序號 | 零件名稱 | 灰鑄鐵 | 鑄鋼 | 不銹耐酸鑄鋼 | 超低碳不銹耐酸鑄鋼 |
Z | C | P | R | PL | RL |
1 | 閥體/閥蓋 | HT250 | WCB | CF8 | CF8M | CF3 | CF3M |
2 | 閥瓣/閥桿 | 35 | 1Cr13 | 1Cr18Ni9 | 1Cr18Ni12Mo2Ti | 00Cr18Ni10 | 00Cr17Ni14Mo2 |
3 | 襯里/閥座 | PCTEF(F3),FEP(F46),PFA(可溶F4),PP,PO |
4 | 緊固螺栓 | WCB | 1Cr17Ni2 | 1Cr18Ni9Ti |
5 | 螺母 | PTFE(F4) | CF8 | CF8 |
公稱通經(jīng) | L | D | D1 | D2 | f | b | Z-φd | DN(mm) | NPS(inch) | PN1.0MPa | 15 | 1/2 | 108 | 95 | 65 | 45 | 2 | 14 | 4-φ14 | 20 | 3/4 | 117 | 105 | 75 | 55 | 2 | 16 | 4-φ14 | 25 | 1 | 127 | 115 | 85 | 65 | 2 | 16 | 4-φ14 | 32 | 5/4 | 140 | 135 | 100 | 78 | 2 | 18 | 4-φ18 | 40 | 3/2 | 165 | 145 | 110 | 85 | 3 | 18 | 4-φ18 | 50 | 2 | 203 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | 65 | 5/2 | 216 | 180 | 145 | 120 | 3 | 20 | 4-φ18 | 80 | 3 | 241 | 195 | 160 | 135 | 3 | 22 | 4-φ18 | 100 | 4 | 292 | 215 | 180 | 155 | 3 | 22 | 8-φ18 | 150 | 6 | 356 | 280 | 240 | 210 | 3 | 24 | 8-φ23 | 200 | 8 | 495 | 335 | 295 | 265 | 3 | 26 | 8-φ23 | 250 | 10 | 622 | 390 | 350 | 320 | 3 | 28 | 12-φ23 | 300 | 12 | 698 | 440 | 400 | 368 | 4 | 28 | 12-φ23 | 350 | 14 | 787 | 500 | 460 | 428 | 4 | 30 | 16-φ23 | 400 | 16 | 914 | 565 | 515 | 482 | 4 | 32 | 16-φ25 | 450 | 18 | 978 | 615 | 565 | 532 | 4 | 32 | 20-φ25 | 500 | 20 | 978 | 670 | 620 | 585 | 4 | 34 | 20-φ25 | PN1.6MPa | 15 | 1/2 | 108 | 95 | 65 | 45 | 2 | 14 | 4-φ14 | 20 | 3/4 | 117 | 105 | 75 | 55 | 2 | 16 | 4-φ14 | 25 | 1 | 127 | 115 | 85 | 65 | 2 | 16 | 4-φ14 | 32 | 5/4 | 140 | 135 | 100 | 78 | 2 | 18 | 4-φ18 | 40 | 3/2 | 165 | 145 | 110 | 85 | 3 | 18 | 4-φ18 | 50 | 2 | 203 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | 65 | 5/2 | 216 | 180 | 145 | 120 | 3 | 20 | 4-φ18 | 80 | 3 | 241 | 195 | 160 | 135 | 3 | 22 | 8-φ18 | 100 | 4 | 292 | 215 | 180 | 155 | 3 | 24 | 8-φ18 | 150 | 6 | 356 | 280 | 240 | 210 | 3 | 28 | 8-φ23 | 200 | 8 | 495 | 335 | 295 | 265 | 3 | 30 | 12-φ23 | 250 | 10 | 622 | 405 | 355 | 320 | 4 | 32 | 12-φ25 | 300 | 12 | 698 | 460 | 410 | 375 | 4 | 34 | 12-φ25 | 350 | 14 | 787 | 520 | 470 | 435 | 4 | 38 | 16-φ25 | 400 | 16 | 914 | 580 | 525 | 485 | 4 | 40 | 16-φ30 | PN2.5MPa | 15 | 1/2 | 108 | 95 | 65 | 45 | 2 | 16 | 4-φ14 | 20 | 3/4 | 117 | 105 | 75 | 55 | 2 | 16 | 4-φ14 | 25 | 1 | 127 | 115 | 85 | 65 | 2 | 16 | 4-φ14 | 32 | 5/4 | 140 | 135 | 100 | 78 | 2 | 18 | 4-φ18 | 40 | 3/2 | 165 | 145 | 110 | 85 | 3 | 18 | 4-φ18 | 50 | 2 | 203 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | |
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