FLANGE SPECIFICATION TABLES



Nominal Size 15

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 680.055.011.04M1040.0 x 2.012.0
BS 4504 1095.065.014.04M1245.0 x 2.014.0
BS 4504 1695.065.014.04M1245.0 x 2.014.0
BS 4504 2595.0 65.014.04M1245.0 x 2.0
16.0
BS 4504 4095.065.014.04M1245.0 x 2.0
16.0
BS 4504 64






BS 4504 100






ASA 15088.960.315.9412.734.9 x 1.611.1
ASA 30095.266.715.9412.734.9 x 1.614.3
ASA 400






ASA 60095.266.715.9412.734.9 x 6.414.3
ASA 25






ASA 125






ASA 250






BS 10 D95.366.714.3412.7
4.8
BS 10 E95.366.714.3412.7
6.3
BS 10 F95.366.714.3412.7
9.5
BS 10 G







Nominal Size 20

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 690.065.011.04M1050.0 x 2.014.0
BS 4504 10105.075.014.04M1258.0 x 2.016.0
BS 4504 16105.075.014.04M1258.0 x 2.016.0
BS 4504 25105.0 75.014.04M1258.0 x 2.0
18.0
BS 4504 40105.075.014.04M1258.0 x 2.0
18.0
BS 4504 64






BS 4504 100






ASA 15098.469.815.9412.742.9 x 1.612.7
ASA 300117.582.519.0415.942.9 x 1.615.9
ASA 400






ASA 600117.582.519.0415.942.9 x 6.415.9
ASA 25






ASA 125






ASA 250






BS 10 D101.673.014.2412.7
4.8
BS 10 E101.673.014.2412.7
6.3
BS 10 F101.673.014.2412.7
9.5
BS 10 G







Nominal Size 25

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6100.075.011.04M1060.0 x 2.014.0
BS 4504 10






BS 4504 16115.085.014.04M1268.0 x 2.016.0
BS 4504 25115.0 85.014.04M1268.0 x 2.0
18.0
BS 4504 40115.085.014.04M1268.0 x 2.0
18.0
BS 4504 64






BS 4504 100140.0
100.0
18.0
4M16
68.0 x 2.0
24.0
ASA 150108.079.415.9412.750.8 x 1.614.3
ASA 300123.888.919.0415.950.8 x 1.617.5
ASA 400






ASA 600123.888.919.0415.950.8 x 1.617.5
ASA 25






ASA 125108.079.415.9412.7

ASA 250123.888.919.0415.968.3 x 1.6
BS 10 D114.382.614.3412.7
12.7
BS 10 E114.382.614.3412.7
12.7
BS 10 F120.687.317.5415.9
12.7
BS 10 H120.687.317.5415.963.5 x 1.614.3

Nominal Size 32

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6120.090.014.04M1270.0 x 2.014.0
BS 4504 10






BS 4504 16140.0100.018.04M1678.0 x 2.016.0
BS 4504 25140.0100.018.04M1678.0 x 2.018.0
BS 4504 40140.0100.018.04M1678.0 x 2.018.0
BS 4504 64






BS 4504 100155.0110.022.04M2078.0 x 2.024.0
ASA 150117.588.915.9412.763.5 x 1.615.9
ASA 300133.498.419.0415.963.5 x 1.619.0
ASA 400






ASA 600133.498.419.0415.963.5 x 1.620.6
ASA 25






ASA 125117.588.915.9412.7

ASA 250133.498.419.0415.977.8 x 1.6
BS 10 D120.6 87.314.3412.7
12.7
BS 10 E120.687.314.3412.7
12.7
BS 10 F133.498.417.5415.9
12.7
BS 10 H133.498.417.5415.976.2 x 1.617.5


Nominal Size 40

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6130.0100.0144M1280.0 x 3.014.0
BS 4504 10






BS 4504 16150.0110.0184M1688.0 x 3.016.0
BS 4504 25150.0110.0184M1688.0 x 3.018.0
BS 4504 40150.0110.0184M1688.0 x 3.018.0
BS 4504 64






BS 4504 100170.0125.0224M2088.0 x 3.026.0
ASA 150127.098.415.9412.773.0 x 1.617.5
ASA 300155.6114.322.2419.073.0 x 1.620.6
ASA 400






ASA 600155.6114.322.2419.073.0 x 1.622.2
ASA 25






ASA 125127.098.415.9412.7

ASA 250155.6114.322.2419.090.5 x 1.6
BS 10 D133.698.414.3412.7
12.7
BS 10 E133.498.414.3412.7
12.7
BS 10 F139.7104.817.5415.9
12.7
BS 10 H139.7104.817.5415.982.6 x 1.617.5


Nominal Size 50

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6140.0110.014.04M1290.0 x 3.014.0
BS 4504 10






BS 4504 16165.0125.018.04M16102.0 x 3.018.0
BS 4504 25165.0125.018.04M16102.0 x 3.0 20.0
BS 4504 40165.0125.018.04M16102.0 x 3.020.0
BS 4504 64180.0 135.022.04M20102.0 x 3.0
26.0
BS 4504 100195.0145.026.04M24
28.0
ASA 150152.4120.619.0415.992.0 x 1.619.0
ASA 300165.1127.019.0815.992.0 x 1.622.2
ASA 400






ASA 600165.1127.019.0815.992.0 x 6.325.4
ASA 25






ASA 125152.4120.619.0415.9

ASA 250165.1127.019.0815.9106.4 x 1.6
BS 10 D152.4 114.317.5415.9
12.7
BS 10 E152.4114.317.5415.9
12.7
BS 10 F165.1127.017.5415.9
15.9
BS 10 H165.1127.017.5415.9101.6 x 1.619.0


Nominal Size 65

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6160.0130.014.04M12110.0 x 3.014.0
BS 4504 10






BS 4504 16185.0145.018.04M16122.0 x 3.018.0
BS 4504 25185.0145.018.08M16122.0 x 3.022.0
BS 4504 40185.0145.018.08M16122.0 x 3.022.0
BS 4504 64205.0160.022.08M20122.0 x 3.026.0
BS 4504 100220.0170.026.08M24122.0 x 3.030.0
ASA 150177.8139.719.0415.9104.8 x 1.6
22.2
ASA 300190.5149.222.2819.0104.8 x 1.625.4
ASA 400






ASA 600190.5149.222.2819.0104.8 x 1.628.6
ASA 25






ASA 125177.9139.719.0415.9

ASA 250190.5149.222.2819.0125.4 x 1.6
BS 10 D165.1127.017.5415.9
12.7
BS 10 E165.1127.017.5415.9
12.7
BS 10 F184.2146.017.5815.9
15.9
BS 10 H184.2146.017.5815.9114.3 x 1.619.0


Nominal Size 80

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6190.0150.018.04M16128.0 x 3.016.0
BS 4504 10200.0160.018.08M16138.0 x 3.020.0
BS 4504 16200.0160.018.08M16138.0 x 3.020.0
BS 4504 25200.0160.018.08M16138.0 x 3.024.0
BS 4504 40200.0160.018.08M16138.0 x 3.024.0
BS 4504 64215.0170.022.08M20138.0 x 3.028.0
BS 4504 100230.0180.026.08M24138.0 x 3.032.0
ASA 150190.5152.419.0415.9127.0 x 1.623.8
ASA 300209.6168.322.2819.0127.0 x 1.628.6
ASA 400






ASA 600209.6168.322.2819.0127.0 x 6.331.8
ASA 25






ASA 125190.5152.419.0415.9

ASA 250209.6168.322.2819.0144.5 x 1.6
BS 10 D184.2 146.017.5415.9
12.7
BS 10 E184.2146.017.5415.9
12.7
BS 10 F203.2165.117.5815.9
15.9
BS 10 H203.2165.117.5815.9127.0 x 1.622.2


Nominal Size 100

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6210.0170.018.04M16148.0 x 3.016.0
BS 4504 10220.0180.018.08M16158.0 x 3.020.0
BS 4504 16220.0180.018.08M16158.0 x 3.020.0
BS 4504 25235.0190.022.08M20162.0 x 3.024.0
BS 4504 40235.0190.022.08M20162.0 x 3.024.0
BS 4504 64250.0200.026.08M24162.0 x 3.030.0
BS 4504 100265.0210.030.08M27162.0 x 3.036.0
ASA 150228.6190.519.0815.9157.2 x 1.623.8
ASA 300254.0200.022.0819.0157.2 x 1.631.8
ASA 400254.0200.025.4822.2157.2 x 6.334.9
ASA 600273.0215.925.4822.2157.2 x 6.338.1
ASA 25228.6190.519.0815.9

ASA 125228.6190.519.0815.9

ASA 250254.0200.022.2819.0176.2 x 1.6
BS 10 D215.9177.817.5415.9
12.7
BS 10 E215.9177.817.5815.9
12.7
BS 10 F228.6190.517.5815.9
19.0
BS 10 H228.6190.517.5815.9152.4 x 1.625.4


Nominal Size 125

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6240.0200.018.08M16178.0 x 3.018.0
BS 4504 10250.0210.018.08M16188.0 x 3.022.0
BS 4504 16250.0210.018.08M16188.0 x 3.022.0
BS 4504 25270.0220.026.08M24188.0 x 3.026.0
BS 4504 40270.0220.026.08M24188.0 x 3.026.0
BS 4504 64295.0 240.030.08M27188.0 x 3.034.0
BS 4504 100315.0 250.033.08M30188.0 x 3.040.0
ASA 150254.0215.922.2819.0185.7 x 1.623.8
ASA 300279.4235.022.2819.0185.7 x 1.634.9
ASA 400279.4235.025.4822.2185.7 x 6.338.1
ASA 600330.2266.728.6825.4185.7 x 6.344.4
ASA 25254.0215.919.0815.9

ASA 125254.0215.922.2819.0

ASA 250279.4235.022.2819.0211.1 x 1.6
BS 10 D254.0209.617.5815.9
12.7
BS 10 E254.0209.617.5815.9
14.3
BS 10 F279.4235.022.2819.0
22.2
BS 10 H279.4235.022.2819.0177.8 x 1.628.6


Nominal Size 150

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6265.0225.018.08M16202.0 x 3.018.0
BS 4504 10285.0240.022.08M20212.0 x 3.022.0
BS 4504 16285.0240.022.08M20212.0 x 3.022.0
BS 4504 25300.0250.026.08M24218.0 x 3.028.0
BS 4504 40300.0250.026.08M24218.0 x 3.028.0
BS 4504 64345.0280.033.08M30218.0 x 3.036.0
BS 4504 100355.0290.033.012M30218.0 x 3.044.0
ASA 150279.4241.322.2819.0215.9 x 1.625.4
ASA 300317.5269.922.21219.0215.9 x 1.636.5
ASA 400317.5269.925.41222.2215.9 x 6.341.3
ASA 600355.6292.128.61225.4215.9 x 6.347.6
ASA 25279.4241.319.0815.9

ASA 125279.4241.322.2819.0

ASA 250317.5269.922.21219.0246.1 x 1.6
BS 10 D279.4235.017.5815.9
12.7
BS 10 E279.4235.022.2819.0
17.5
BS 10 F304.8260.422.21219.0
22.2
BS 10 H304.8260.422.21219.0209.6 x 1.628.6


Nominal Size 200

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6320.0280.018.08M16258.0 x 3.020.0
BS 4504 10340.0295.022.08M20268.0 x 3.024.0
BS 4504 16340.0295.022.012M20268.0 x 3.024.0
BS 4504 25360.0310.026.012M24278.0 x 3.030.0
BS 4504 40375.0320.030.012M27285.0 x 3.034.0
BS 4504 64415.0345.036.012M33285.0 x 3.042.0
BS 4504 100430.0360.036.012M33285.0 x 3.052.0
ASA 150342.9298.422.2819.0269.9 x 1.628.6
ASA 300381.0330.225.41222.2269.9 x 1.641.3
ASA 400381.0330.028.61225.4269.9 x 6.347.6
ASA 600419.1349.231.81228.6269.9 x 6.355.6
ASA 25342.9298.419.0815.9

ASA 125342.9298.422.2819.0

ASA 250381.0330.225.41222.2303.2 x 1.6
BS 10 D336.6292.117.5815.9
12.7
BS 10 E336.6292.122.2819.0
19.0
BS 10 F368.3323.822.21219.0
25.4
BS 10 H368.3323.822.21219.0260.4 x 1.631.8


Nominal Size 250

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6375.0335.018.012M16312.0 x 3.022.0
BS 4504 10395.0350.022.012M20320.0 x 3.026.0
BS 4504 16405.0355.026.012M24320.0 x 3.026.0
BS 4504 25425.0370.030.012M27335.0 x 3.032.0
BS 4504 40450.0385.033.012M30345.0 x 3.038.0
BS 4504 64470.0400.036.012M33345.0 x 3.046.0
BS 4504 100505.0430.036.012M36345.0 x 3.060.0
ASA 150406.4362.025.41222.2323.8 x 1.630.2
ASA 300444.5387.428.61625.4323.8 x 1.647.06
ASA 400444.5387.431.81628.6323.8 x 6.354.0
ASA 600508.0431.834.91631.8323.8 x 6.363.5
ASA 25406.4362.019.01215.9

ASA 125406.4362.025.41222.2

ASA 250444.5387.428.61625.4357.2 x 1.6
BS 10 D406.4355.622.2819.0
15.9
BS 10 E406.4355.622.21219.0
22.2
BS 10 F431.8381.025.41222.2
28.6
BS 10 H431.8381.025.41222.2311.2 x 1.634.9


Nominal Size 300

TableFlange Dia.P.C.DHole Dia.No. of HolesBolt Dia.Raised face d x hThichness (mm)
BS 4504 6440.0395.022.012M20365.0 x 4.022.0
BS 4504 10445.0400.022.012M20370.0 x 4.026.0
BS 4504 16460.0410.026.012M24378.0 x 4.028.0
BS 4504 25485.0430.030.016M27395.0 x 4.034.0
BS 4504 40515.0450.033.016M30410.0 x 4.042.0
BS 4504 64530.0460.036.016M33410.0 x 4.052.0
BS 4504 100585.0500.042.016M39410.0 x 4.068.0
ASA 150482.6431.825.41222.2381.0 x 1.631.8
ASA 300520.7450.831.81628.6381.0 x 1.650.8
ASA 400520.7450.834.91631.8381.0 x 6.357.2
ASA 600558.8489.034.92031.8381.0 x 6.366.7
ASA 25482.6431.819.01215.9

ASA 125482.6431.825.41222.2

ASA 250520.7450.731.751628.6417.5 x 1.6
BS 10 D457.2 406.422.21219.0
19.0
BS 10 E457.2406.425.41222.2
25.4
BS 10 F489.0438.225.41622.2
31.8
BS 10 H489.0438.225.41622.2362.0 x 1.641.3