Short Description

Model No.: ASTM-A240-F53-Ring-Flange-FF-324mmX260mmX65mm

China Nonstandard Flange Manufacturer offers Non-standard ASTM A240 F53 Ring Flange FF, 324mm X 260mm X 65mm.

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Key Specifications / Features

Type: Non-standard F53 Ring Flange
Material: 2507 (UNS S32750/F53/SAF 2507)


  • OD: 324mm
  • ID: 260mm
  • THK: 65mm

Standard: Mates With ANSI B16.5 Plate Flange
Pressure Class: Mates With 300 LB (Class 300)
Ends: Flat Face (FF)
Holes: 8 holes with M14

Chemical Composition % of (UNS32750) 2507

Grade Chemistry (Typical Values) Mechanicals
Specification Cr Ni Mo Cu N W Si Mn P S C Fe UTS 0.20% Elong Hardness PREN
max max max N/mm² Proof % (min) HB (max)
(min) (min)
2507 25 7 3.8 0.75 0.25 0.28 0.8 1.2 0.035 0.02 0.03 Bal 750 500-550 25 270 41

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