Steel Pipe Fittings

ASTM A234 WPB Carbon Steel Butt Weld Elbow

ASTM A234 WPB Carbon Steel Butt Weld Elbow
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Product Details

ASTM A234 is Standard Specification for wrought or forging steel pipe fittings includes carbon and alloy steel material for moderate and high temperature services. These pipe fittings include Tee, Concentric reducer, eccentric Reducer, 5D/6D bend, elbow, unions, plugs, cross tee, pipe cap and nipple, ect for use in pressure piping and in pressure vessel fabrication for service at moderate and elevated temperatures. WPB is the most commonly used carbon steel pipe fitting material for medium and high temperature application now, it can be made by steel pipe like ASTM A106 Gr.C or steel plate like ASTM A285 GR.C.


Specification: ASTM A234 /ASME SA234

Equivalent material: ASTM A106 grade C/ A 285 GR.C

Size : 1/8″~48″(Seamless ERW / Welded / Fabricated Elbow)

Dimensions: ANSI/ASME B16.9, B16.28, MSS-SP-43.

Thickness: Schedule 5S, 10S, 20S, S10, S20, S30, STD, S40, S60, XS, S80, S100, S120, S140, XXS and etc.


ASTM A234 WPB chemical composition:












ASTM A234 WPB mechanical property:

Tensile Strength

Yield Strength (0.2%Offset)



415-585 Mpa


≥240 Mpa




The other products we supply including:

  • ASTM A234 grade WPB LR elbow

  • ASTM A234 grade WPB SR elbow

  • ASTM A234 grade WPB flange

  • ASTM A234 grade WPB reducer

  • ASTM A234 grade WPB flange

  • ASTM A234 grade WPB nipple

  • ASTM A234 grade WPB cap


The carbon steel ASTM A234 WPB pipe fittings offer a wide of industrial application like chemical equipments, boiler and exchanger manufacturing, mining, refineries, utilities, oil refineries and many others. World iron&steel are acknowledged as the manufacturer, distributor and exporter of ASME SA234 elbows and provides the equivalent material with different range of materials sizes, finish and metric dimensions. 

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