Chemical composition:

Carbon C: 0.37 ~ 0.44Silicon Si: 0.17 ~ 0.37Manganese Mn: 0.50 ~ 0.80Sulfur S: Allowable residual content ≤0.025P: Allowable residual content ≤0.025Chromium Cr: 0.60 ~ 0.90Nickel: 1.25 ~ 1.65Copper Cu: Allowable residual content ≤0.25Molybdenum Mo: 0.15 ~ 0.25

Performance characteristics:

Density ρ (kg/m3) : about 7830Elastic modulus (GPa) : 209Tensile strength σb (MPa) : ≥980(100)Yield strength σs (MPa) : ≥835(85)Elongation δ5 (%) : ≥12Section shrinkage ratio ψ (%) : ≥55Impact power Akv (J) : ≥78Impact toughness value αkv (J/cm²) : ≥98(10)Specimen size: specimen blank size is 25mmHeat treatment: quenching 850 degrees; Coolant: oil; Tempering temperature 600 degrees; Coolant: water, oil);Steel annealing or high temperature tempering supply state Brinell hardness HBW≤269;

Yuhao Trading in Dongying City has always been advancing and developing in the field of special steel, and its products are widely used in industries such as automobiles, engineering machinery, rail transit, and energy engineering. Service quality first, product quality first is the purpose of the enterprise. Continuously thinking for customers and worrying about them, over the years of accumulation, we have gained not only wealth in transactions, but also the purchasing experience and smooth communication of new customers, direct recognition and unconditional choice of old customers. Product prices fluctuate, but product quality is guaranteed to be excellent. On the basis of mutual benefit and win-win product trading principles,Yuhao Trading in Dongying City welcomes new and old customers to consult.