306 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 306

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YB 306

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This page is mainly introduced the 306 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 306,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel and heat resistant steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Si   1.00
Mn   2.00
P   0.045
S   0.03
Cr 18.0  20.0
Ni 9.00  11.0

Mechanical Properties

Tensile strength 945~991 σb/MPa
Yield Strength 193 σ 0.2 ≥/MPa
Elongation 72 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 695~276 -
HRC 30 -

Physical Properties

Thermal expansion 67-23 e-6/K
Thermal conductivity 17-42 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2834-8845 째C
Density 0962-1377 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)
306 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