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Hebei haihao high pressure flange & pipe fitting group was established in 1982, located in Mengcun County the hometown of pipe fittings in China.

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What are ASTM A182 F91 pipe fittings?

ASTM A182 F91 pipe fittings mean the pipe fitting which material is ASTM A182 F91,they are used for the forged piping systems of high temperature services.ASTM A182 is the standard of forged or rolled alloy-steel pipe flanges, forged fittings,and valves and parts material,it indicates the materials properties of different kinds of alloy steel.F91 is one of the steel grade in this standard.F means forged,refer to the minimum yield strength,like the ASTM A213, A200,A336,A199,A369,A335 P91.A182 F91 is the most common alloy steel pipe fittings material .

ASTM A182 F91 pipe fittings are forged,commonly used to be socketed or threaded connecting with the ASTM A213, A200,A336,A199,A369,A335 P91 steel pipes.

ASTM A182 F91 Pipe Fittings In Haihao Pipe Fitting Factory

ASTM A182 F91 Pipe Fittings In Haihao Pipe Fitting Factory

Chemical composition (%) of ASTM A182 F91:

Grade C Mn P S Si
F91 0.08-0.12 0.3-0.6 0.02 0.01 0.2-0.5
Grade Cr Mo Ni N Al Nb
F91 8-9.5 0.85-1.05 0.4 0.03-0.07 0.04 0.06-0.1

Mechanical properties of ASTM A182 F91:

Item Tensile Strength           KSI(MPa) Yield Strength   KSI(MPa)
F91 85(585) 60(415)

Type of the ASTM A182 F91 pipe fittings :

The ASTM A182 F91 pipe fittings cotain:elbows,tees,reducers,caps,cross,bends,union,swage nipple,sockolet,thredolet,coupling etc.

Manufacturing process of  ASTM A182 F91 pipe fittings:

The process of ASTM A182 F91 pipe fittings is forged.The connection is by socket welding or threaded joint.

Hebei Haihao Group has more than 20 years experiences in ASTM ASTM A182 F91 pipe fittings manufacturing,we can supply all the range of the fittings including the elbows,tees,reducers,caps,unions,couplings,swage nipple,sockolet and etc of high quality and earliest shipment.

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