2CR13 round bar

247 Views
11-May-2024

2CR13 Features and Scope:
Quenched state high hardness, good corrosion resistance. Used as turbine blades.

2CR13 chemical composition:

C	Si	Mn	S	P	Cr	Ni
0.16～0.25	≤1.00	≤1.00	≤0.030	≤0.035	12.00～14.00	≤0.60

2CR13 mechanical properties:
Tensile strength σb (MPa): quenching and tempering, ≥ 635
Conditions yield strength σ0.2 (MPa): quenching and tempering, ≥ 440
Elongation δ5 (%): quenching and tempering, ≥ 20 Reduction of area ψ (%): quenching and tempering, ≥ 50
Impact energy Akv (J): quenching and tempering, ≥ 63 Hardness: annealing, ≤ 223HB; quenching and tempering, ≥ 192HB

2CR13 Heat treatment and microstructure specifications:
Heat treatment specifications: 1) annealing, 800 ~ 900 ℃ slow cooling or rapid cooling to about 750 ℃; 2) quenching, 920 ~ 980 ℃ oil cooling; 3) tempering, 600 ~ 750 ℃ rapid cooling.

Microstructure: Organizing for the martensitic.
2CR13 Delivery Status: Average to heat treatment delivery, treatment types specified in the contract; not indicated, by not heat treatment delivery.