The tolerance of butt welding pipe fitting products

butt welding pipe fitting means the pipe fitting which has the connecting end for butt welding.Commonly the butt welding pipe fitting products includes elbows,tees,reducers, caps,paddles,stub ends,crosses,hot induction bends.The butt welding pipe fitting products are widely used in Industry field,like Oil,Gas & Petrochemical,Energy & Power plant,Chemical industrial,Shipbuilding & Offshore Development.

Our butt welding pipe fittings products commonly according to standard ANSI/ASME B16.9 and ANSI/ASME B16.28,there are other standards about butt welding pipe fittings such as:EN 10253,DIN,JIS,MSS SP-43,MSS SP-75,GOST.We also manufacture the butt welding pipe fittings as per client’s requirements.The butt welding pipe fitting tolerance within the scope of the following:

Butt Welding Pipe Fitting General:

Cross-sectional tolerances for all butt welding pipe fittings (ASME/ANSI B16.9 and B16.28):

Cross-sectional tolerances for all butt welding pipe fittings (ASME/ANSI B16.9 and B16.28)

Alignment tolerances are concerned with the way that the ends of a fitting are cut. Exaggerated distortions are shown for clarity in the diagram below.

Alignment tolerances are concerned with the way that the ends of a fitting are cut

Alignment tolerances (ASME/ANSI B16.9 and B16.28):

Alignment Tolerances(ASME/ANSI B16.9 and B16.28)

Tolerances for Specific Fittings

Dimensional tolerances for elbows and returns (ASME/ANSI B16.9 and B16.28):

Cross Sectional Tolerance For Butt Welding Pipe Fittings

Dimensional tolerances for reducers, caps and stub ends (ASME/ANSI B16.9):

Dimensional Tolerances For Reducers Caps and Stub Ends

Yaang manufacture forged pipe fittings,pipe flanges,steel pipes according to international standards or customer’s requirements.If you have any requirements about the butt welding pipe fittings, welcome to contact us.

Source: Yaang Pipe Industry Co., Limited (www.yaang.com)

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