Features and application: both the requirements for the manufacture of corrosion-resistant, but also requires a certain strength of structural components, such as food equipment, chemical equipment and nuclear industries.

● Chemical Composition: C: ≤ 0.030 Silicon Si: ≤ 1.00 Mn Mn: ≤ 2.00 Sulfur S: ≤ 0.030 P P: ≤ 0.035 Chromium Cr: 17.00 ~ 19.00 Nickel Ni: 8.50 ~ 11.50 N N: 0.12 ~ 0.22

● Mechanical Properties: Tensile strength σb (MPa): ≥ 550 conditions, yield strength σ0.2 (MPa): ≥ 245 Elongation δ5 (%): ≥ 40 Reduction of area ψ (%): ≥ 50 Hardness: ≤ 217HB ; ≤ 95HRB; ≤ 220HV

● Heat treatment and microstructure specifications: standard heat treatment: solution 1010 ~ 1150 ℃ fast-cooling. Microstructure: Organizing for the austenitic type.