What is butt welding pipe fitting?

A butt welding pipe fitting means the a pipe fitting which has the connecting end for butt welding

The butt welding pipe fittings are used to connect with pipes or fittings with a same size and same schedule butt welding ends.The ends of the butt welding pipe fittings are plain ends or bevel ends.Commonly the butt welding pipe fittings includes elbows,tees,reducers,caps,paddles,stub ends,crosses,hot induction bends.

(Application and Advantage of Butt Welding Pipe Fittings)

butt-weld-pipe-fittings

butt-weld-pipe-fittings

STANDARD

In ASME/ANSI standard,butt welding pipe fittings technical requirements are specified in the standard ASME/ANSI B16.9,including all the types of pipe fittings.In En standard,it is EN10253 standard for the butt welding pipe fittings.In JIS,DIN,Gost standard,different type of butt welding fittings are in different standard number.For example,JIS B2311,B2312,B2313 or GOST 17373,GOST 17375,GOST 17376,GOST 17378 etc.There are also some other standards about butt welding pipe fittings like:MSS SP-43,MSS SP-75,ASME B16.49. 

MATERIAL

The butt welding pipe fittings could be seamless or welded in body.The seamless butt welding fitting means there is no welding seam on the body of the fitting when manufacturing,it is usually produced from the seamless steel pipes.The welded butt welding pipe fitting means there is a welding seam on the body of the fitting when manufacturing,usually,it is produced from the welded pipes or formed steel plates.Commonly the butt welding pipe fittings nominal size more than 26 inchs are welded butt welding pipe fittings,and smaller butt welding fittings are seamless one.

butt-welding-fittings

butt-welding-fittings

The materials of butt welding pipe fittings could be carbon steel,stainless steels or alloy steels,and other alloys like the nickel-base alloy,titanium alloy.In ASME/ANSI standard,carbon steel material butt welding pipe fitting is A234 WPB pipe fittings or  ASTM A860 WPHY pipe fittings. 

butt-welding-pipe-fittings-in-hebei-haihao-factory

butt-welding-pipe-fittings-in-hebei-haihao-factory

Hebei Haihao Group has a more than 30 years experience in production of all types butt welding pipe fittings,our pipe fitting factory has professional facility and technical team for the butt welding elbows,tee,reducers and other fittings.Haihao products are used in varied industry piping systems and applications.If you have any requirements about the butt welding pipe fittings,welcome to contact us.

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