Butt Welding Pipe Caps

Butt welding pipe caps are one of the commonly butt welding pipe fittings,they are designed to the end of pipes and welded with the pipes directly to block off the flow of fluids in the piping system.Butt welding pipe caps are commonly made from the one steel plate,so it could be seamless.The pipe end caps are available in various shapes,like the hemispherical,oval,round etc.

ASME B16.9 A234 WPB SCH80 pipe caps package

Specifications of butt welding pipe caps:

Size: 1/2″-48″

Wall thickness: SCH5,SCH10,SCH20,SCH30,SCH STD,SCH40,SCH60,SCH XS,SCH80,SCH100,SCH120,SCH140, SCH160,XXS,or custom thickness

Standards of butt welding pipe caps:

ANSI/ASME Standard:

• ANSI/ASME B16.9-Factory made wrought steel butt welding fittings,includes elbows,tees,reducers,caps dimensions.

DIN EN standard:

• DIN EN 10253-Butt welding pipe fittings,elbows,return bends,concentric and eccentric reducers,equal and reducing tees,and caps

GOST standard:

• GOST 17379-Carbon and low-alloy steel butt-welding fittings,cap

JIS standard:

• JIS B2311-Steel butt welding pipe fittings for ordinary use.
• JIS B2312-Steel butt welding pipe fittings
• JIS B2313-Steel plate butt welding pipe fittings

KS standard:

• KS B1522-Steel butt welding pipe fittings for ordinary use and Fuel Gas.
• KS B1541-Steel butt welding pipe fittings.
• KS B1543-Steel plate butt welding pipe fittings.

MSS standard:

• MSS SP-43-Wrought stainless steel butt welding fittings.
• MSS SP-75-Specification for high test wrought butt welding fittings.

Chinese standard:

• GB/T 12459-Steel butt welding pipe fittings
• GB/T 13401-Steel plate butt welding pipe fittings
• SH/T 3408-Steel butt welding pipe fittings
• HGJ528-Steel butt welded pipe fittings
• SY/T0510-Steel butt welding pipe fittings

A403 WP304 stainless steel sealing head

Materials of butt welding pipe caps:

Carbon steel: ASTM A234 WPB,ASTM A234 WPC,ASTM A420 WPL6,MSS SP-75 WPHY42,WPHY52,WPHY60, WPHY65,WPHY70,S235,S355,ST37.2,SS400,GOST CT20,etc.

Stainless steel: ASTM A403,ASTM A312,WP304,WP304L,WP316,WP316L,etc.

Alloy steel: ASTM A234 WP1,WP5,WP9,WP11,WP22,WP91,ASTM A860 WPL6,etc.

Haihao Group has supply the highest quality kinds material of pipe caps for a wide range of industries more than 30 years,we also supply other types pipeline products which contain butt welding pipe fittings(like tees,elbows,reducers,bends,etc),forged pipe fittings,steel pipes(seamless steel pipes,ERW/SAW steel pipes,etc) and forged flanges(weld neck flanges,blind flanges,lap joint flanges,slip on flanges,threaded flanges,socket weld flanges,etc).If you want to know more about our pipeline products,please email us:sales@haihaogroup.com