API對夾式止回閥Class 150 Check Valve
主要性能規范 |
Cjoef propertg and specification |
試驗壓力(MPa) Test Pressure |
公稱壓力 Nominal Pressure(Lb) | |||
150 | 300 | 400 | ||
殼體強度試驗 Shell strength test |
3.2 | 7.8 | 10.3 | |
密封試驗 Seal test |
2.2 | 5.6 | 7.6 | |
閥體材料 Materials of valve |
WCB(c) | CF8(P) | CF8(R) | Wc6 WC9(V) |
工作溫度 Working Temperture |
≤425 | ≤100 | ≤100 | ≤540 |
適用介質問 Applicable medium |
水、蒸氣、油品 Water Steam oil |
硝酸類 Nitric acid |
硝酸類 Acetic acid |
水、蒸氣 Water Steam |
■API對夾式止回閥執行標準 Executive Standard |
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■API對夾式止回閥主要尺寸及重量 Main dimensions and weight |
公稱通徑NPS Nominal diameter |
in | 2 | 21/2 | 3 | 4 | 6 | 8 | 10 | 12 |
Mm | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 |
150Lb | |||||||||
L | in | 9.00 | 8.50 | 9.50 | 11.50 | 14.00 | 19.50 | 24.50 | 27.50 |
mm | 203 | 216 | 241 | 292 | 356 | 495 | 622 | 699 | |
H | in | 6.34 | 7.08 | 7.48 | 8.66 | 10.12 | 11.50 | 13.78 | 15.60 |
mm | 161 | 187 | 190 | 220 | 257 | 292 | 350 | 398 | |
重量(kg)weight | 16.6 | 22.5 | 32.5 | 53.8 | 83.8 | 141.3 | 190.5 | 292 |
300Lb | |||||||||
L | in | 10.50 | 1111 | 12.50 | 14 | 17.50 | 21.00 | 24.50 | 28.00 |
mm | 267 | 318 | 356 | 445 | 533 | 622 | 711 | ||
H | in | 7.06 | 8.36 | 9.69 | 11.50 | 12.91 | 14.9 | 14.53 | |
mm | 179.5 | 212.4 | 246 | 292 | 328 | 378.6 | 420 | ||
重量(kg)weight | 21 | 47 | 69 | 133 | 165.5 | 208 | 296 |
400Lb | |||||||||
L | in | 11.50 | 1111 | 14.50 | 16.00 | 19.50 | 23.50 | 26.50 | 30.00 |
mm | 292 | 356 | 406 | 465 | 597 | 673 | 762 | ||
H | in | 7.55 | 8.66 | 9.64 | 11.61 | 12.99 | 14.96 | 16.73 | |
mm | 192 | 220 | 245 | 295 | 330 | 380 | 425 | ||
重量(kg)weight | 26 | 53 | 72 | 136.5 | 207.3 | 300.9 | 390 |
600Lb | |||||||||
L | in | 11.50 | 1111 | 14.00 | 17.00 | 22.00 | 26.00 | 31.00 | 33.00 |
mm | 292 | 356 | 432 | 559 | 660 | 787 | 838 | ||
H | in | 7.99 | 9.25 | 11.26 | 13.00 | 15.00 | 18.00 | 23.00 | |
mm | 203 | 235 | 286 | 330 | 381 | 457 | 584 | ||
重量(kg)weight | 34 | 63 | 114 | 207 | 387 | 580 | 778 |