35Mn high-quality carbon structural steel plate has mechanical properties such as high strength, high wear resistance, and high hardness, and should be used after quenching and tempering. Suitable for shafts, bolts, nuts, screws, spindles, gears, etc.
Tensile strength σb (MPa): ≥560(57)
Yield strength σs (MPa): ≥335(34)
Elongation δ5 (%): ≥18
Reduction of area ψ (%): ≥45
Impact energy Akv (J): ≥55
Impact toughness value αkv (J/cm2): ≥69(7)
Hardness: unheated ≤229HB; annealed steel ≤197HB
Sample size: sample size is 25mm
Heat treatment specification and metallographic structure:
Heat treatment specification: normalizing, 870℃; quenching, 850℃; tempering, 600℃.
Delivery status: delivery in the state of no heat treatment or heat treatment (annealing, normalizing or high temperature tempering).