GH4698 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4698

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GB GH4698

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This page is mainly introduced the GH4698 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4698,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH4698

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Cr 13.0  16.0
Mo 2.8  3.2
Ni   Remainder
Al 1.3  1.7
Nb 1.8  2.2
Ti 2.35  2.75
B   0.005
Fe   2.0
Ce   0.005

Mechanical Properties

Tensile strength 907~646 σb/MPa
Yield Strength 250 σ 0.2 ≥/MPa
Elongation 30 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 258~428 -
HRC 30 -

Physical Properties

Thermal expansion 48-44 e-6/K
Thermal conductivity 48-36 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1129-5989 째C
Density 0996-0609 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)
GH4698 Superalloys 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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