Stainless Steel 1.4462

1.4462 duplex stainless steel plate has excellent corrosion resistance and can resist the erosion of various corrosive media. It can also serve stably for a long time even in complex and harsh environments. Its unique duplex structure gives it high strength and good toughness, enabling it to withstand large external forces and impacts, ensuring the safety and reliability of the structure.
1.4462 stainless steel plate also has good welding performance, and is not prone to cracks and other problems during welding, ensuring the quality and overall performance of the welding parts. At the same time, its hot processing performance is also quite good, which is convenient for processing and manufacturing of various shapes and specifications.

 

Produce Standard：

ASTM/ASME A240 UNS S32205/S31803

EURONORM 1.4462 X2CrNiMoN 22.5.3

AFNOR Z3 CrNi 22.05 AZ

DIN W. Nr 1.4462

 

1.4462 Chemical Compositions:

%	Ni	N	Cr	C	Mn	Si	P	S	Mo
min	4.50	0.08	21.0						2.50
max	6.50	0.20	23.0	0.03	2.00	1.00	0.030	0.020	3.50

 

Physical Property
The physical properties of 1.4462 are as follows:

·Density: 7.8 g/cm ³

·Magnetic: Yes

·Resistivity: 0.8 μ Ω· m (20 ℃)

·Specific heat capacity: 500 J/(kg · K) (20 ℃)

·Thermal conductivity: 15.0 W/m · K (20 ℃)

·Elastic modulus: 200 GPa (20 ℃) 2

 

Mechanical Performance
Under solid solution annealing conditions, 1.4462 exhibits the following mechanical properties:

·Hardness (HB): ≤ 270

·0.2% yield strength: ≥ 450 MPa

·Tensile strength: 650-880 MPa

·Elongation: ≥ 25% (longitudinal)

·Impact energy: KV2, J (length), ≥ 10023

 

1.4462 Material Heat Treatment:
1.4462 stainless steel plates will be solution annealed at a minimum of 1900 ° F and then rapidly cooled, preferably using water quenching. This treatment is suitable for solution annealing and stress relief. No stress relief treatment is required or recommended; But if necessary, the material should undergo comprehensive solution annealing above 1900 ° F, followed by rapid cooling or water quenching. 

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