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ANSI B16.47 Series B Class 600 Flanges

Series B 600 Weld Neck Flange

Series B 600 Blind Flange

ThicknessDrillingWeights
Nom SizeODWeld NeckBlindOD of RFDia at BaseBoreLTHDia BevelBolt CircleBolt LengthHoleDia # of HolesWeld NeckBlind
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OCCRXYA(1)(2)
26354.384.3828.6227.57.122631.7513.51.75285501194
2837.54.564.5630.8829.627.5283414.251.88286501427
3040.254.94533.1231.758.063036.515.252288101802
3242.755.125.3135.2533.888.53238.75162.12289502159
3445.755.565.6837.5369.193441.517.252.382412052645
3647.755.755.9439.7538.129.563643.517.752.382813403013
385066.1241.540.25103845.7518.252.382814703404
40526.256.3843.7542.2510.384047.7518.752.383216303838
4255.256.626.754644.38114250.519.752.622820304585
4457.256.81748.2546.511.384452.520.252.623221605105
4659.57.067.3150.2548.6211.814654.7520.752.623224105758
4862.757.447.6952.550.7512.444857.522.252.883228556737
5065.757.75854.552.8812.94506023.253.122833307695
5267.7588.2556.554.8813.25526223.753.123235608426
54708.258.5658.755713.755464.2524.253.123239209333
56738.568.8860.7559.1214.255666.7525.53.3832428010,529
58758.759.126361.1214.565868.75263.3832464011,414
6078.59.199.5665.2563.3815.316071.7527.253.6228500013,108

Dimensions are in inches. Weights are in pounds.

(1)- Bolt lenghts are calculated based on bolting one WN to one Blind.
(2)- Bolt diameter should be 1/8″ less than the bolt hole diameter
Note:

Larger sizes as well as intermediate sizes can be furnished.
ANSI B16.47 Series B Class 600 Flange PDF (for printing).