12Cr18Mn9Ni5N chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr18Mn9Ni5N

GB 12Cr18Mn9Ni5N

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This page is mainly introduced the 12Cr18Mn9Ni5N chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr18Mn9Ni5N,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GB/T 1220-2007 standard specifies the stainless steel rods order contents, classification, code, size, shape, weight and allowable deviation, technical requirements, test methods, inspection rules, packaging, logo and certificate of quality.This standard applies to the size is not more than 250 mm hot rolled and forged stainless steel rods.The supply and demand both sides talks things over, can also supply the size larger than 250 mm hot rolled and forged stainless steel rods.

Cross Reference Table(Equivalent Materials):

Material Standard Country
S35450 GB China

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Si   1.0
Mn 7.5  10.0
P   0.05
S   0.03
Cr 17.0  19.0
Ni 4.0  6.0
N 0.05  0.25

Mechanical Properties

Tensile strength 391~525 σb/MPa
Yield Strength 819 σ 0.2 ≥/MPa
Elongation 24 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 763~340 -
HRC 30 -

Physical Properties

Thermal expansion 37-93 e-6/K
Thermal conductivity 86-57 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5695-0413 째C
Density 7058-1106 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
12Cr18Mn9Ni5N Stainless Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download