Y35-cutting steel:
● Features and application:
Tensile strength of the component manufacturing requirements, generally use cold-drawn state.
● Chemical Composition:
Carbon C: 0.32 ~ 0.40
Si Si: 0.15 ~ 0.35
Manganese Mn: 0.70 ~ 1.00
Sulfur S: 0.08 ~ 0.15
Phosphorus P: ≤ 0.06
● Mechanical Properties:
Tensile strength σb (MPa): (hot) 510 - 655; (cold drawn) steel thickness or diameter of 8 to 20 hours: 625 ~ 845;> 20 to 30 hours: 590 ~ 785;> 30 hours: 570 ~ 765
Elongation δ5 (%):( hot) ≥ 14; (cold) ≥ 6.0
Reduction of ψ (%):( hot) ≥ 22
Hardness: (hot) ≤ 187HB; (cold drawing) 176 ~ 229HB
● Heat treatment and microstructure specifications:
● Delivery status: the hot-rolled or cold-drawn state of delivery, delivery status should be indicated in the contract.