G4000 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of G4000

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SAE G4000

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This page is mainly introduced the G4000 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of G4000,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
G4000
  • Steel Garde:G4000
  • Type:Cast Iron and Cast Steel
  • Country:USA
  • Standard:SAE
  • Standard Number:
    ITEM Standard Number Descriptions
    1 A 159 (2011) 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.

Cross Reference Table(Equivalent Materials):

Material Standard Country
G4000a SAE USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤)
C 3.00  3.30
Si 1.80  2.10
Mn 0.70  1.00
P   0.10
S   0.15
CEV 3.7  3.9

Mechanical Properties

Tensile strength 623~507 σb/MPa
Yield Strength 065 σ 0.2 ≥/MPa
Elongation 50 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 440~787 -
HRC 30 -

Physical Properties

Thermal expansion 73-72 e-6/K
Thermal conductivity 38-00 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5703-7206 째C
Density 6699-7567 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)
G4000 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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