X10CrNi18-8、1.4310、X12CrNi177

Features:
1.4310 vs. 1.4301 contains low Ni, Cr and high N components, which can achieve high strength through cold working.
Compared with ordinary steel grades, 1.4310 has excellent high temperature strength, fatigue resistance and corrosion resistance, and is used in trams to achieve light weight.

Features:
1) High strength and hardness after cold working deformation;
2) Compared with ordinary steel types, it has excellent high temperature strength, fatigue resistance and corrosion resistance. It is used in trams to achieve light weight and reduce costs
1.4310 (17Cr-7Ni) can obtain high strength after cold working. Used for railway vehicles, belt conveyors, bolts and nuts, springs, etc.

chemical composition:

Grade	C≤	Si≤	Mn≤	S≤	P≤	Cr	Ni
1.4310	0.15	1.00	2.00	0.030	0.045	16.00  18.00	6.00  8.00

 

Mechanical properties:

Tensile strength σb (MPa): ≥520

Conditional yield strength σ0.2 (MPa): ≥206

Elongation δ5 (%): ≥40

Section shrinkage ψ (%): ≥60

Hardness: ≤187HB; ≤90HRB; ≤200HV

 

Heat treatment:

Heat treatment specifications: solid solution 1010 ~ 1150 ℃ rapid cooling.

Metallographic structure: the organization is characterized by austenite type.

 

delivery status:

Generally, it is delivered in a heat-treated state, and the type of heat treatment is specified in the contract; if it is not specified, it is delivered in a non-heat-treated state.