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特點(diǎn)及用途
該產(chǎn)品嚴(yán)格按API標(biāo)準(zhǔn)進(jìn)行設(shè)計(jì)、制造和驗(yàn)收，結(jié)構(gòu)緊湊、密封可靠、操作靈活，適用于石油化工、電力、冶金、紡織等工業(yè)部門。
設(shè)計(jì)標(biāo)準(zhǔn)：API 600
法蘭標(biāo)準(zhǔn)：ANSI B16.5
結(jié)構(gòu)長度：ANSI B16.10
試驗(yàn)標(biāo)準(zhǔn)：API 598
試驗(yàn)壓力：
| 試驗(yàn) 壓力 |
公稱壓力PN | |||
| 150L4b | 300Lb | 600Lb | ||
| 殼體強(qiáng)度試驗(yàn) | 水 | 3.1 | 7.8 | 15 |
| 高壓密封試驗(yàn) | 2.2 | 5.6 |
11 | |
| 上密封試驗(yàn) | 2.2 | 5.6 | 11 | |
| 低壓密封試驗(yàn) | 空氣 | 0.5~0.7 | ||
主要零件材料及適用工況：
| 閥體材料 | WCB(C) | CF8(P) | CF8M(R) | WC6 WC9(V) | CF3(P) | CF3M(R) |
| 工作溫度(℃) | ≤425 | ≤275 | ≤275 | ≤550 | ≤200 | ≤200 |
| 適用介質(zhì) | 水、蒸汽、油品 | 醋酸類 | 醋酸類 | 水、蒸汽 | 酸堿 | 酸堿 |
尺寸圖紙：
主要尺寸和重量：
| 公稱通徑 | 單位 | 主要外形尺寸和連接尺寸（mm) | 重量（kg) | |||||||||
| in | mm | L | D | D1 | D2 | b | f | Z-d | D0 | H | ||
| API 1500Lb | ||||||||||||
| 2" | 50 | in | 8.00 | 6.00 | 4. 75 | 3.62 | 0. 75 | 0.06 | 4-0. 75 | 7 .09 | 13. 78 | 24 |
| mm | 203 | 152 | 120. 7 | 92 | 19.5 | 1.6 | 4-19 | 180 | 350 | |||
| 3" | 80 | in | 9.5 | 7 .50 | 6.00 | 5.00 | 0.94 | 0.06 | 4-0. 75 | 11.02 | 15. 91 | 38 |
| mm | 241 | 190.5 | 152.5 | 127 | 24 | 1.6 | 4-19 | 280 | 404 | |||
| 4" | 100 | in | 11.50 | 9.00 | 7 .50 | 6.19 | 0. 94 | 0.06 | 8-0. 75 | 11.02 | 17 .87 | 54 |
| mm | 292 | 229 | 190.5 | 157 | 24 | 1.6 | 8-19 | 280 | 454 | |||
| 6" | 150 | in | 16.00 | 11.00 | 9.50 | 8.50 | 1.00 | 0.06 | 8-0.88 | 12.60 | 19.33 | 104 |
| mm | 406 | 279 | 241.5 | 216 | 25.5 | 1.6 | 8-22.5 | 320 | 491 | |||
| 8" | 200 | in | 19.50 | 13.50 | 11. 75 | 10.62 | 1.12 | 0.06 | 8-0.88 | 14.17 | 21.54 | 133 |
| mm | 495 | 343 | 298.5 | 270 | 29 | 1.6 | 8-22.5 | 360 | 547 | |||
| API 300Lb | ||||||||||||
| 2" | 50 | in | 10.50 | 6.50 | 5.00 | 3.62 | 0.88 | 0.06 | 8-0. 75 | 7. 78 | 16.30 | 34 |
| mm | 267 | 165 | 127 | 92 | 22.5 | 1.6 | 8-19 | 200 | 414 | |||
| 2 1/2" | 65 | in | 11.50 | 7 .50 | 5.88 | 4.12 | 1.00 | 0.06 | 8-0.88 | 9.45 | 18.35 | 46 |
| mm | 292 | 190.5 | 149.3 | 1.5 | 25.5 | 1.6 | 8-22.5 | 240 | 466 | |||
| 3" | 80 | in | 12.50 | 8.25 | 6.62 | 5.00 | 1.12 | 0.06 | 8-0.88 | 11.02 | 18.35 | 56 |
| mm | 318 | 210 | 168 | 127 | 29 | 1.6 | 8-22.5 | 280 | 466 | |||
| 4" | 100 | in | 14.00 | 10.00 | 7 .88 | 6.19 | 1.25 | 0.06 | 8-0.88 | 12.60 | 20. 79 | 80 |
| mm | 356 | 254 | 200 | 157 | 32 | 1.6 | 8-22.5 | 320 | 528 | |||
| 6" | 150 | in | 17 .50 | 12.50 | 10.62 | 8.50 | 1.44 | 0.06 | 12-0.88 | 17 .32 | 26. 70 | 154 |
| mm | 445 | 317 .5 | 269. 7 | 216 | 37 | 1.6 | 12-22.5 | 440 | 678 | |||
| API 600Lb | ||||||||||||
| 2" | 50 | in | 11.5 | 6.5 | 5 | 3.62 | 1 | 1 | 8-87 | 9. 78 | 16.93 | 32 |
| mm | 292 | 165 | 127 | 92.1 | 26 | 26 | 8-20 | 250 | 430 | |||
| 3" | 80 | in | 14 | 8.25 | 6.62 | 5 | 1.25 | 1.25 | 8-0.97 | 14 | 20.87 | 60 |
| mm | 356 | 210 | 168.3 | 127 | 32 | 32 | 8-23 | 355 | 530 | |||
| 4" | 100 | in | 17 | 10. 75 | 8.5 | 6.18 | 1.5 | 1.5 | 8-1.00 | 17. 75 | 25.56 | 100 |
| mm | 432 | 273 | 216 | 157 .2 | 38.1 | 38.1 | 8-25 | 450 | 650 | |||
| 6" | 150 | in | 22.00 | 14.00 | 11.50 | 8.5 | 1.87 | 1.87 | 12-1.12 | 22.00 | 33.43 | 190 |
| mm | 559 | 356 | 292 | 216 | 48 | 48 | 12-29 | 560 | 850 | |||
| 8" | 200 | in | 26.00 | 16.50 | 13. 75 | 10.62 | 2.18 | 2.18 | 12-1.25 | 24.81 | 41.31 | 310 |
| mm | 660 | 419 | 350 | 27 | 55.6 | 55 .6 | 12-32 | 630 | 1050 | |||
