1Cr20Ni14Si2/16Cr20Ni14Si2 Stainless Steel

1Cr20Ni14Si2 Equivalent Grades: National Standard GB-T: Numeric Grade: S38240, New Grade: 16Cr20Ni14Si2, Old Grade: 1Cr20Ni14Si2

1Cr20Ni14Si2 - Features high high-temperature strength and oxidation resistance, is sensitive to sulfur-containing atmospheres, tends to脆ify between 600°C and 800°C, and is suitable for manufacturing furnace components.

● Chemical Composition:

C:≤0.2

Si:≤1.5～2.5

Mn:≤1.5

S:≤0.03

P:≤0.035

Cr:≤19～22

Ni:≤12～15

● Mechanical Properties:

Tensile Strength σb (MPa): ≥590

Condition Yield Strength σ0.2 (MPa): ≥295

δ5 elongation (%): ≥35

Section reduction rate ψ (%): ≥50

Hardness: ≤187HB

● Heat treatment specifications and metallographic structure:

Heat Treatment Specifications: Solution treated at 1080-1130°C with rapid quenching.

Metallographic Structure: Characterized by Austenitic grain structure.

● Delivery Status: Shipped generally in accordance with heat treatment specifications, the type of heat treatment being specified in the contract; if not specified, shipped without heat treatment.