ASTM A182 F316L Weld Neck Flange, ASME B16.5, 3 IN, CL150

Key Specifications / Features

We are a professional ASTM A182 Gr.F316L weld neck flange factory, specializing in UNS S31603 WN flanges manufactured per ASME B16.5 standards. These 3-inch DN80 flanges feature a Class 150 LB PN20 pressure rating, an RF raised face, and SCH 10S butt-welded ends. Adopting premium low-carbon stainless steel, they offer excellent anti-corrosion performance, ensuring tight sealing and stable connections for chemical, oil, gas, and pharmaceutical piping systems.

Detail Information

Weld Neck Flange, 3 Inch, Class 150, RF, ASTM A182 Gr.F316L, SCH.10S

Product Item: Weld Neck Flange 
Size: 3 Inch, DN80
Pressure rating: Class 150 LB, PN20
End connection: RF Raised Face, SCH.10S
Material: ASTM A182 Gr.F316L (UNS S31603)
Standard: ASME B16.5

Forged WN flange made of A182 F316L stainless steel. Butt-weld end SCH 10S matches 3" schedule 10S pipe.

Raised face for gasket sealing.

Low-carbon 316L provides outstanding corrosion resistance. 
Suitable for oil & gas, chemical, water desalination, and pharmaceutical industries. 

MTC test certificate can be supplied.

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