X1CrNiSi18-15-4、1.4361、Z15CNS20-12

Introduction:
Stainless steel with a large amount of Si added to the 19Cr-13Ni composition system is excellent in high temperature resistance and salt corrosion.

Features:
1) Excellent high-temperature fatigue performance;
2) Good high temperature strength;
3) Excellent resistance to high temperature salt corrosion;
4) Excellent processability;
5) Austenitic stainless steel, non-magnetic.

Scope of application:
Car exhaust bellows, incinerators, heater parts, flexible joints.

chemical composition:

Grade	C≤	Si≤	Mn≤	S≤	P≤	Cr	Ni
1.4361	0.08	3.00   5.00	2.00	0.030	0.045	15.00 20.00	11.50 15.00

 

Mechanical properties:

Tensile strength σb (MPa): ≥520

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

Elongation δ5 (%): ≥40

Section shrinkage ψ (%): ≥60

Hardness: ≤207HB; ≤95HRB; ≤218HV

 

Heat treatment specifications and metallographic structure:

Heat treatment specification: solid solution 950 ～ 1150 ℃ quick 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.