G4000a chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of G4000a

SAE G4000a

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This page is mainly introduced the G4000a chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of G4000a,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
G4000a
  • Steel Garde:G4000a
  • Type:Cast Iron and Cast Steel
  • Country:USA
  • Standard:SAE
  • Standard Number:
    ITEM Standard Number Descriptions
    1 ASTM A159-1993 Automotive Gray Iron Castings
  • Metallographic Structure:Pearlitic
  • Application:Used in the products of the automobile, truck, tractor, and allied industries. Diesel engine castings, liners, cylinders, and pistons.

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 3.10  3.60
Si 1.95  2.40
Mn 0.60  0.90
P   0.10
S   0.15

Mechanical Properties

Tensile strength 403~713 σb/MPa
Yield Strength 288 σ 0.2 ≥/MPa
Elongation 92 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 657~162 -
HRC 30 -

Physical Properties

Thermal expansion 94-05 e-6/K
Thermal conductivity 51-67 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6589-6089 째C
Density 3865-4131 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)
G4000a Cast Iron and Cast Steel 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

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