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1、dvbbs标题：标题：中英对照中英对照凸面法兰尺寸凸面法兰尺寸中英对照中英对照凸面法兰尺寸凸面法兰尺寸凸面法兰尺寸Raised Face Flange Dimensions标准标准STANDARDS DN600, 小压力等级 Class 150, 300, 600 的美国太平洋阀门的标准凸面法兰符合 ANSI B16.5 标准。DN750 以上，压力等级为 Class 150, 300, 600 采用符合MSS-SP-44 钢管线法兰。如果需要 API-压力等级压力等级 Class 150 凸面钢法兰凸面钢法兰CLASS 150 RAISED FACE STEEL FLANGES管道公称通径N
2、ominal法兰外径“Q” OutsideDiameter of螺栓圆周直径“BC”Diameter凸面直径“R”Diameterof Raised阀门端口“P”Valve法兰厚度“Q”Thick. of螺栓孔直径Diameterof Bolt螺栓数量Numberof Bolts螺栓直径Diameterof Bolts605 法兰，请咨询工厂。Standards raised face flanges on 24“ and small Class 150, 300, 600 Pacific valves conform to ANSI B16.5. Class 150, 300, 600 va
3、lves 30“ and larger conform to MSS-SP-44 Steel Pipeline Flanges. Consult factory for API- 605 Flanges. 表面和光泽度表面和光泽度FACING AND FINISH 压力等级 Class 600 法兰阀门通常配置 1/4 英寸凸面(1/4 英寸并不包括在法兰厚度“Q”内)。凸面的标准光洁度是有锯齿的或是螺旋形，或是同心形，具有 125-200 RA 表面光洁度。 Class 600 flanged valves are regularly furnished with a 1/4“ raised
4、 face (1/4“ is not included in the flange thickness “Q”.) Standard finish on the raised face is serrated, either spiral or concentric, with 125-200 RA surface finish. PipeSizeFlange“O”of BoltCircle“BC”Face “R”Port“P”Flange “Q”Holes1/23/4111/411/23.503.884.254.625.002.382.753.123.503.881.381.692.002.
5、502.880.500.751.001.251.500.440.500.560.620.690.620.620.620.620.62444441/21/21/21/21/2 221/2331/246.007.007.508.509.004.755.506.007.007.503.624.125.005.506.192.002.503.003.504.000.750.880.940.940.940.750.750.750.750.75444885/85/85/85/85/8 568101210.0011.0013.5016.0019.008.509.5011.7514.2517.007.318.
6、5010.6212.7515.005.006.008.0010.0012.000.941.001.121.191.250.880.880.881.001.0088812123/43/43/47/87/8141618202421.0023.5025.0027.5032.0018.7521.2522.7525.0029.5016.2518.5021.0023.0027.2513.2515.2517.2519.2523.251.381.441.561.691.881.121.121.251.251.3812161620201111/811/811/43038.7536.0033.7529.252.9
7、41.382811/43646.0042.7540.2535.003.561.623211/2 压力等级压力等级 Class 600Class 600面对面面对面FACE-TO-FACE 标准凸面法兰端口阀门的面对面尺寸在每个阀门的介绍页面中列出。Face-to-Face dimensions of 压力等级压力等级 Class 300 凸面钢法兰凸面钢法兰CLASS 300 RAISED FACE STEEL FLANGES管道公称法兰外径“Q” 螺栓圆周直径凸面直径“R”阀门端口法兰厚度螺栓孔直径螺栓数量螺栓直径Diameterstandard raised face flanged en
8、d valves are shown on catalog pages covering dimensions for each valve. 通径NominalPipeSizeOutsideDiameter ofFlange“O”“BC”Diameterof BoltCircle“BC”Diameterof RaisedFace “R”“P”ValvePort“P”“Q”Thick. ofFlange “Q”Diameterof BoltHolesNumberof Boltsof Bolts1/23/4111/411/23.754.624.885.256.122.626.253.503.88
9、4.501.381.692.002.502.880.500.751.001.251.500.560.620.690.750.810.620.750.750.750.88444441/25/85/85/83/4 221/2331/246.507.508.259.0010.005.005.886.627.257.883.624.125.005.506.192.002.503.003.504.000.881.001.121.191.250.750.880.880.880.88888885/83/43/43/43/4568101211.0012.5015.0017.5020.509.2510.6213
10、.0015.2517.757.318.5010.6212.7515.005.006.008.0010.0012.001.381.441.621.882.000.880.881.001.121.258121216163/43/47/8111/81416182023.0025.5028.0030.5020.2522.5024.7527.0016.2518.5021.0023.0013.2515.2517.0019.002.122.252.382.501.251.381.381.382020242411/811/411/411/42426.0032.0027.2523.002.751.622411/
11、2303643.0050.0039.2546.0033.7540.2529.2534.503.624.121.882.12283213/42凸面法兰尺寸(2)Raised Face Flange Dimensions (2)压力等级压力等级 Class 600 凸面钢法兰凸面钢法兰CLASS 600 RAISED FACE STEEL FLANGES管道公称通径NominalPipeSize法兰外径“Q” OutsideDiameter ofFlange“O”螺栓圆周直径“BC”Diameterof BoltCircle“BC”凸面直径“R”Diameterof RaisedFace “R”阀
12、门端口“P”ValvePort“P”法兰厚度“Q”Thick. ofFlange “Q”螺栓孔直径Diameterof BoltHoles螺栓数量Numberof Bolts螺栓直径Diameterof Bolts1/23/4111/411/23.754.624.885.256.122.623.253.503.884.501.381.692.002.502.880.500.751.001.251.500.560.620.690.810.880.620.750.750.750.88444441/25/85/85/83/4 221/2331/246.007.007.508.509.004.755.
13、506.007.007.503.624.125.005.506.192.002.503.003.504.000.750.880.940.940.940.750.750.750.750.75444885/83/43/47/87/8568101213.0014.0016.5020.0022.0010.5011.5013.7517.0019.257.318.5010.6212.7515.005.006.007.889.7511.751.751.882.192.502.621.121.121.251.381.388121220201111/811/411/4141618202423.7527.0029
14、.2532.0037.0020.7523.7525.7528.5033.0016.2518.5021.0023.0027.2512.8814.7516.5018.2522.0012.8814.7516.5018.2522.001.501.621.751.752.00202020242413/811/215/815/815/8303644.5051.7540.2547.0033.7540.2527.3732.874.504.882.122.622828221/2 压力等级压力等级 Class 900 凸面钢法兰凸面钢法兰CLASS 900 RAISED FACE STEEL FLANGES管道公
15、称通径NominalPipeSize法兰外径“Q” OutsideDiameter ofFlange“O”螺栓圆周直径“BC”Diameterof BoltCircle“BC”凸面直径“R”Diameterof RaisedFace “R”阀门端口“P”ValvePort“P”法兰厚度“Q”Thick. ofFlange “Q”螺栓孔直径Diameterof BoltHoles螺栓数量Numberof Bolts螺栓直径Diameterof Bolts1/23/4111/411/2221/2331/2 采用压力等级 Class 1500 阀门USE CLASS 1500 VALVES34569
16、.511.5013.7515.007.59.2511.0012.505.006.197.318.502.883.884.755.751.501.752.002.191.001.251.381.25888127/811/811/411/8818.5015.5010.627.502.501.501213/8101214161821.5024.0025.2527.7531.0018.5021.0022.0024.2527.0012.7515.0016.2518.5021.009.3811.1212.2514.0015.752.753.123.383.504.001.501.501.621.752.00162020202013/813/811/215/817/8202433.7541.0029.5035.5023.0027.2517.5021.004.255.502.122.622020221/2 压力等级压力等级 Class 1500 凸面钢法兰凸面钢法兰CLASS 1500 RAISED FACE STEEL FLANGES管道公称通径NominalPipeSize法兰外径“Q”
