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·执行标准 | 设计与制造 | 结构长度 | 法兰尺寸 | 压力-温度 | 试验-检验 | | API 602 | ANSI B16.10 | ANSI B16.5 | ANSI B16.34 | API 598 | ·压力试验 | 公称压力 | 强度试验 | 密封试验（液） | 密封试验（气） | | MPa | Lbf/in2 | MPa | Lbf/in2 | MPa | Lbf/in2 | | 150 | 3.0 | 430 | 2.2 | 315 | 0.4-0.7 | 60-100 | | 300 | 7.7 | 1110 | 5.7 | 815 | | 600 | 15.3 | 2220 | 11.3 | 1630 | ·主要零件材料及性能 | 体盖板 | 阀杆 | 密封面 | 垫片 | 填料 | 工作温度℃ | 适用介质 | | LCB | 431 | STL/STL | 1Cr13/柔性石墨
低温石棉 | 柔性石墨
PTFE
浸聚四氟乙烯石棉绳 | -46 | 丙烷/丙烯/甲醇/乙烷/煤气/液氨 | | LC1 | -60 | | LC2 | -73 | | LC3 | F321 | -101 | | LC4 | -115 | | CF8 | -196 | ·规格 主要尺寸 | DN | 150Lb凸面法兰RF | | mm | in | L | D | D1 | D2 | b | n-φd | H | Do | | 25 | 1 | 127 | 108 | 79.2 | 51 | 14.2 | 4-φ16 | 350 | 120 | | 32 | 11/4 | 140 | 117 | 89.0 | 63 | 16.0 | 4-φ16 | 385 | 120 | | 40 | 11/2 | 165 | 127 | 98.6 | 73 | 17.5 | 4-φ16 | 420 | 150 | | 50 | 2 | 178 | 152 | 120.7 | 92 | 19.0 | 4-φ19 | 540 | 150 | | 65 | 21/2 | 190 | 178 | 139.7 | 105 | 22.4 | 4-φ19 | 610 | 180 | | 80 | 3 | 203 | 190 | 152.4 | 127 | 24.0 | 4-φ19 | 690 | 200 | | 100 | 4 | 229 | 229 | 190.5 | 157 | 24.0 | 8-φ19 | 780 | 200 | | 125 | 5 | 254 | 254 | 216.0 | 186 | 24.0 | 8-φ22.5 | 930 | 250 | | 150 | 6 | 267 | 279 | 241.3 | 216 | 25.4 | 8-φ22.5 | 980 | 250 | | 200 | 8 | 292 | 343 | 298.5 | 270 | 28.4 | 8-φ22.5 | 1180 | 280 | | 250 | 10 | 330 | 406 | 362.0 | 324 | 30.2 | 12-φ25.4 | 1390 | 300 | | 300 | 12 | 356 | 483 | 431.8 | 381 | 32.0 | 12-φ25.4 | 1620 | 350 | | 350 | 14 | 381 | 533 | 476.3 | 413 | 35.0 | 12-φ29 | 1810 | 350 | | 400 | 16 | 406 | 597 | 539.8 | 470 | 36.6 | 16-φ29 | 1970 | 400 | | 300Lb凸面法兰RF | | 50 | 2 | 216 | 165 | 127.0 | 92 | 22.4 | 8-φ19 | 575 | 200 | | 65 | 21/2 | 241 | 190 | 149.4 | 105 | 25.4 | 8-φ22.5 | 635 | 240 | | 80 | 3 | 283 | 210 | 168.1 | 127 | 28.4 | 8-φ22.5 | 715 | 280 | | 100 | 4 | 305 | 254 | 200.2 | 157 | 31.8 | 8-φ22.5 | 815 | 300 | | 125 | 5 | 381 | 279 | 235.0 | 186 | 35 | 8-φ22.5 | 965 | 350 | | 150 | 6 | 403 | 318 | 269.7 | 216 | 36.6 | 12-φ22.5 | 1025 | 400 | | 200 | 8 | 419 | 381 | 330.2 | 270 | 41.2 | 12-φ25.4 | 1225 | 400 | | 250 | 10 | 457 | 444 | 387.4 | 324 | 47.8 | 16-φ28.5 | 1440 | 450 | | 300 | 12 | 502 | 521 | 450.8 | 381 | 50.8 | 16-φ32 | 1665 | 500 | | 350 | 14 | 762 | 584 | 514.4 | 413 | 54 | 20-φ32 | 1880 | 600 | | 400 | 16 | 838 | 648 | 571.5 | 470 | 57.2 | 20-φ35 | 2050 | 650 | | 600Lb凸面法兰RF | | 50 | 2 | 292 | 165 | 127.0 | 92 | 33 | 8-φ19 | 630 | 280 | | 65 | 21/2 | 330 | 190 | 149.4 | 10g | 36 | 8-φ22.5 | 700 | 300 | | 80 | 3 | 356 | 210 | 168.1 | 127 | 39 | 8-φ22.5 | 760 | 300 | | 100 | 4 | 432 | 273 | 216.0 | 157 | 45 | 8-φ25.4 | 900 | 400 | | 125 | 5 | 508 | 330 | 266.7 | 186 | 52 | 8-φ28.5 | 990 | 450 | | 150 | 6 | 559 | 356 | 292.1 | 216 | 55 | 12-φ28.5 | 1070 | 500 | | 200 | 8 | 660 | 419 | 349.3 | 270 | 63 | 12-φ32 | 1280 | 600 | | 250 | 10 | 787 | 508 | 431.8 | 324 | 71 | 16-φ35 | 1500 | 650 | | 300 | 12 | 838 | 559 | 489.0 | 381 | 74 | 20-φ35 | 1740 | 700 | | 
