S31050 1.4466 F904L N08904 Steel Bar

S31050, also known as 1.4466 or F904L, is a high-alloy austenitic stainless steel, designated as N08904. This steel bar is renowned for its exceptional corrosion resistance in aggressive environments, particularly in chloride-containing solutions such as seawater and various chemical environments.

Common types of bars in this grade include round bars, square bars, and hexagonal bars. Typical sizes range from 6mm to 250mm in diameter.

Grade name equivalents:

DIN: X1NiCrMoCu25-20-5

JIS: SUS 890L

EN: X1NiCrMoCu25-20-5

ASME: SA-240, SA-479, SA-312, SA-213

Elemental Composition (Typical):

Nickel (Ni): 23.0-28.0%

Chromium (Cr): 19.0-23.0%

Molybdenum (Mo): 4.0-5.0%

Copper (Cu): 1.0-2.0%

Carbon (C): ≤ 0.02%

Manganese (Mn): ≤ 2.0%

Silicon (Si): ≤ 1.0%

Phosphorus (P): ≤ 0.045%

Sulfur (S): ≤ 0.035%

Mechanical Properties (Typical):

Tensile Strength: ≥ 490 MPa

Yield Strength: ≥ 215 MPa

Elongation: ≥ 35%

Hardness: ≤ 190 HB

Application Range: S31050 stainless steel bars find extensive use in industries requiring excellent corrosion resistance, such as chemical processing, pharmaceuticals, pulp and paper, and marine applications. They are utilized for manufacturing components like pumps, valves, heat exchangers, and storage tanks.

Production Process and Quality Control: Sino Special Metal employs advanced manufacturing processes, including hot forging, hot rolling, and heat treatment, to ensure the highest quality standards. Rigorous quality control measures are implemented throughout the production process to guarantee product reliability and performance.

Common Q&As:

Q: What distinguishes S31050 (F904L) from other stainless steel grades? A: S31050 (F904L) offers superior corrosion resistance, particularly in chloride-rich environments, making it ideal for demanding applications in harsh conditions.

Q: Can S31050 stainless steel be welded? A: Yes, S31050 stainless steel exhibits good weldability and can be readily welded using common welding methods.

Choose Sino Special Metal for premium-quality S31050 (F904L) stainless steel bars, ensuring superior performance and reliability for your industrial applications.

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