ASTM630 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM630

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ASTM ASTM630

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This page is mainly introduced the ASTM630 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM630,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ASTM630

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.07
SI   1.00
Mn   1.00
P   0.04
S   0.03
Cr 15.5  17.5
Ni 3.00  5.00
Cu 3.00  5.00
Nb 0.15  0.45

Mechanical Properties

Tensile strength 501~371 σb/MPa
Yield Strength 999 σ 0.2 ≥/MPa
Elongation 46 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 491~769 -
HRC 30 -

Physical Properties

Thermal expansion 40-55 e-6/K
Thermal conductivity 78-62 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5439-9423 째C
Density 6207-9944 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)
ASTM630 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