Forged Pipe Fittings

Specification:

Socket Weld Coupling Dimension

DNNom.SocketBore Dia.Of FittingSocket Wall Thickness(2)Laying LengthsDepth ofEnd Wall Thickness
PipeBoreDCCouplingHalfSocketMin.
SizeDia.
Class DesignationECouplingMin.K

BClass Designation300060009000
FJClass Designation


300060009000Ave.Min.Ave.Min.Ave.Min.


300060009000
61/8"10.86.94---3.183.183.963.43------6.5169.54.86.4---
81/4"14.29.36.4---3.783.34.64.01------6.5169.54.86.4---
103/8"17.612.69.2---4.013.55.034.37------6.517.59.54.86.4---
151/2"21.815.811.86.44.674.095.975.189.358.189.522.59.56.47.911.2
203/4"27.22115.611.14.94.276.966.049.788.569.52412.56.47.912.7
251"33.926.720.715.25.694.987.926.9311.389.9612.528.512.59.611.214.2
321-1/4"42.735.129.522.86.075.287.926.9312.1410.6212.53012.59.611.214.2
401-1/2"48.840.934286.355.548.927.812.711.1212.53212.511.212.715.7
502"61.252.542.938.26.936.0410.929.513.8412.1219411612.715.719
652-1/2"73.962.7------8.767.67------------19431615.719---
803"89.878------9.528.3------------1944.5161922.4---
1004"115.2102.3------10.699.35------------19481922.428.4---

(1) Dimensions in Millimeters.    

(2) Average of socket wall thickness around periphery shall be no less than listed values. The minimum values are permitted in localized areas.    

(3) Reducer: C,J,E in accordance with large size.D in accordance with small size. The others in accordance with each size.    

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