Oil & Gas | Check Valve

Check Valve

Cast Carbon Steel & Cast Stainless Steel

Size 2"-24", Class 150-2500

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    Design & Manufacturing Standard

    • Basic Design API 600 & ANSI/ASME B 16.34
    • Shell Wall Thickness API 600
    • Face to Face Dimension ANSI/ASME B16.10
    • Flange End Dimension ANSI/ASME B16.5
    • Butt-Weld End Dimension ANSI/ASME B16.25
    • Inspection & Testing API 568

    Expanded View & Bill Materials | Check Valve Dimension

    Check Valve Dimensions

    A2 (RTJ)

    A1 (Raised Face - RF)

    A3 (Buttwelding End - BW)

    A4 (Socket Welding - SW)

    VALVE SIZEA1 (RF)A2 (RTJ)A3 (BW)A4 (SW)
    NPSDNInmminmminmminmm
    2508.002038.502168.002038.00203
    2.5658.502169.002298.502168.50216
    3809.5024110.002549.502419.50241
    410011.5029212.0030511.5029211.50292
    512513.0033013.5034313.0033013.00330
    615014.0035614.5036914.0035614.00356
    820019.5049520.0050819.5049519.50495
    1025024.5062225.0063524.5062224.50622
    1230027.5069828.0071127.5069827.50698
    1435031.0078731.5080031.0078731.00787
    1640036.0086436.5087636.0086436.00864
    1845038.5097839.0099138.5097838.50978
    2050038.5097839.0099138.5097838.50978
    VALVE SIZEA1 (RF)A2 (RTJ)A3 (BW)A4 (SW)
    NPSDNInmminmminmminmm
    25010.5026711.1228310.5026710.50267
    2.56511.5029212.1230811.5029211.50292
    38012.5031813.1233412.5031812.50318
    410014.0035614.6237214.0035614.00356
    512515.7540016.3741615.7540015.75400
    615017.5044418.1246017.5044417.50444
    820021.0053321.6254921.0053321.00533
    1025024.5062225.1263824.5062224.50622
    1230028.0071128.6272728.0071128.00711
    1435033.0083833.6285433.0083833.00838
    1640034.0086434.6287934.0086434.00864
    1845038.5097839.1299438.5097838.50978
    2050040.00101640.62103540.00101640.001016
    VALVE SIZEA1 (RF)A2 (RTJ)A3 (BW)A4 (SW)
    NPSDNInmminmminmminmm
    25011.5029211.6229511.5029211.50292
    2.56513.0033013.1233313.0033013.00330
    38014.0035614.1235914.0035614.00356
    410017.0043217.1243517.0043217.00432
    512520.0050820.1251120.0050820.00508
    615022.0055922.1256222.0055922.00559
    820026.0066026.1266426.0066026.00660
    1025031.0078731.1279131.0078731.00787
    1230033.0083833.1284133.0083833.00838
    1435035.0088935.1289235.0088935.00889
    1640039.0099139.1299439.0099139.00991
    1845043.00109243.12109543.00109243.001092
    2050047.00119447.25120047.00119447.001194
    2460055.00139755.38140755.00139755.001397
    VALVE SIZEA1 (RF)A2 (RTJ)A3 (BW)A4 (SW)
    NPSDNInmminmminmminmm
    25014.5036814.6237114.50 368 14.50 368
    2.56516.5041916.6242216.50 419 16.50 419
    38015.0038115.1238415.00 381 15.00 381
    410018.0045718.1246018.00 457 18.00 457
    512522.0055922.1256222.00 559 22.00 559
    615024.0061024.1261324.00 610 24.00 610
    820029.0073729.1274029.00 737 29.00 737
    1025033.0083833.1284133.00 838 33.00 838
    1230038.0096538.1296838.00 965 38.00 965
    1435040.50102940.88103940.50 1029 40.50 1029
    1640044.50113044.88114044.50 1130 44.50 1130
    1845048.00121948.50123248.00 1219 48.00 1219
    2050052.00132152.50133452.00 1321 52.00 1321
    2460061.00154961.75156861.00 1549 61.00 1549
    VALVE SIZEA1 (RF)A2 (RTJ)A3 (BW)A4 (SW)
    NPSDNInmminmminmminmm
    25014.5036814.6237114.5036814.50368
    2.56516.5041916.6242216.5041916.50419
    38018.5047018.6247318.5047018.50470
    410021.5054621.6254921.5054621.50546
    512526.5067326.6267626.5067326.50673
    615027.7570528.0071127.7570527.75705
    820032.7583233.1384232.7583232.75832
    1025039.0099139.38100139.0099139.00991
    1230044.50113045.12114644.50113044.501130
    1435049.50125750.25127649.50125749.501257
    1640054.50138455.38140654.50138454.501384
    VALVE SIZEA1 (RF)A2 (RTJ)A3 (BW)A4 (SW)
    NPSDNInmminmminmminmm
    25017.7545117.8745417.7545117.75451
    2.56520.0050820.2551420.0050820.00508
    38022.7557823.0058422.7557822.75578
    410026.5067326.8868326.5067326.50673
    512531.2579431.7580731.2579431.25794
    615036.0091436.5092736.0091436.00914
    820040.25102240.87103840.25102240.251022
    1025050.00127050.88129250.00127050.001270
    1230056.00142256.88144456.00142256.001422

    Expanded View & Bill Materials | Check Valve Dimension