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Flange Wall Thickness

NOMINAL WALL THICKNESS 
Nom Pipe SizeODSch 10Sch 20Sch 30STD WallSch 40Sch 60EXT HvySch 80Sch 100Sch 120Sch 140Sch 160XX Hvy
½0.840.083……..……..0.1090.109……..0.1470.147……..……..……..0.1880.294
¾1.050.083……..……..0.1130.113……..0.1540.154……..……..……..0.2190.308
11.3150.109……..……..0.1330.133……..0.1790.179……..……..……..0.250.358
1 ¼1.660.109……..……..0.140.14……..0.1910.191……..……..……..0.250.382
1 ½1.90.109……..……..0.1450.145……..0.20.2……..……..……..0.2810.4
22.3750.109……..……..0.1540.154……..0.2180.218……..……..……..0.3440.436
2 ½2.8750.12……..……..0.2030.203……..0.2760.276……..……..……..0.3750.552
33.50.12……..……..0.2160.216……..0.30.3……..……..……..0.4380.6
3 ½40.12……..……..0.2260.226……..0.3180.318……..……..……..……..0.636
44.50.12……..……..0.2370.237……..0.3370.337……..0.438……..0.5310.674
55.5630.134……..……..0.2580.258……..0.3750.375……..0.5……..0.6250.75
66.6250.134……..……..0.280.28……..0.4320.432……..0.562……..0.7190.864
88.6250.1480.250.2770.3220.3220.4060.50.50.5940.7190.8120.9060.875
1010.750.1650.250.3070.3650.3650.50.50.5940.7190.84411.1251
1212.750.180.250.330.3750.4060.5620.50.6880.84411.1251.3121
14140.250.3120.3750.3750.4380.5940.50.750.9381.0941.251.406……..
16160.250.3120.3750.3750.50.6560.50.8441.0311.2191.4381.594……..
18180.250.3120.4380.3750.5620.750.50.9381.1561.3751.5621.781……..
20200.250.3750.50.3750.5940.8120.51.0311.2811.51.751.969……..
22220.25……..……..0.375……..……..0.5……..……..……..……..……..……..
24240.250.3750.5620.3750.6880.9690.51.2191.5311.8122.0622.344……..
2626……..……..……..0.375……..……..0.5……..……..……..……..……..……..
30300.3120.50.6250.375……..……..0.5……..……..……..……..……..……..
36360.3120.50.6250.3750.75……..0.5……..……..……..……..……..……..
4040……..……..……..0.375……..……..0.5……..……..……..……..……..……..
4242……..……..……..0.375……..……..0.5……..……..……..……..……..……..
4848……..……..……..0.375……..……..0.5……..……..……..……..……..……..

Dimensions are in inches. Weights are in pounds.

Light Wall thicknesses are identical to stainless steel Schedule 10S in sizes through 12″, and to Schedule 10 sizes 14″, and larger.

Standard Wall thicknesses are identical to stainless steel Schedule 40S in sizes though 10″.

Extra Heavy Wall thicknesses are identical to stainless steel Schedule 80S in sizes through 8″.

Other types, sizes, and thicknesses of flanges can be provided to meet application.

Stocked and manufactured in carbon steel, stainless steel, and variety of other metals and alloy.

Inside pipe diameters are provide on the following page.

Bore Charts

Wall Thickness PDF (for printing).