American Steel | A 336 Gr. F91

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Description

A336 Gr. F91 is a high-strength, chromium-molybdenum-vanadium alloy steel known for its excellent performance at elevated temperatures and its superior resistance to oxidation and corrosion. This material is particularly well-suited for high-pressure and high-temperature applications in the power generation, petrochemical, and chemical processing industries. Its robust mechanical properties make it ideal for critical components such as boiler tubes, pressure vessels, and heat exchangers. A336 Gr. F91 is compatible with open-die forging and machining, enabling the production of precise and durable components. Its good weldability and formability ensure reliable performance and longevity in demanding industrial environments, making it a preferred choice for applications requiring strength and stability under extreme conditions.

Material-Category

American Steel

Designation

A 336 Gr. F91

Geometries & Products

  • Forged rings
  • Rolled rings
  • Forged disks
  • Rolled disks
  • Bushes
  • Square parts
  • Shafts
  • Stepped shafts
  • Open-die forgings
  • Individual complex geometries
Services
Industries

Max. operating weight

  • 4000 kg

Max. ring diameter

  • 3000 mm

Acceptances

  • 2.2 Certificate
  • 3.1 Certificate
  • 3.2 Certificate
  • 3.2 Certificate with TÜV Süd
  • 3.2 Certificate with TÜV Nord
  • 3.2 Certificate with DNV (Det Norske Veritas)
  • 3.2 Certificate with ABS (American Bureau of Shipping)
  • 3.2 Certificate with Lloyds Register of Shipping
  • 3.2 Certificate with RINA (Registro Italiano Navale) 
  • 3.2 Certificate with BV (Bureau Veritas)
  • 3.2 with SVTI (Schweizerischer Verein für technische Inspektionen)
  • 3.2 with IBR (Indian Boiler Regulation)
  • 3.2 with LRQA
Certificates and Standards

Process

Processing status

raw / unmachined

pre- machined

finish machined according to drawing

How can we help you?

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