ASME/ANSI B16.5 Class 1500 SW

Pipe flange is a method of connecting pipes, valves, pumps and other equipment to form a piping system. It also provides easy access for cleaning, inspection or modification.

The socket welding flange is similar to a slip-on flange except it has a bore and a counterbore dimension. 

Nominal Pipe Size Outside Diameter of FlangeDiameter of Raised FaceThickness of Flanges Min.Diameter of HubLength Through HubBoreDepth of SocketDiameter of Bolt CircleDiameter of Bolt HolesNumber of BoltsApproxi-mate Weight kgs
NPSORtfXYB1B2 STDDW　　　
1/212034.922.3383222.232.01082.622.241.63
3/413042.925.4443527.735.01188.922.242.25
115050.828.6524134.541.013101.625.443.37
1 1/416063.528.6644143.241.014111.125.444.04
1 1/218073.031.8704449.544.016123.828.645.66
221592.138.11055761.957.017165.125.489.96
2 1/2245104.841.31246474.664.019190.528.6814.29

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A figure-8 blank

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