Y30 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Y30

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GBT Y30

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This page is mainly introduced the Y30 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Y30,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Y30
  • Steel Garde:Y30
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 806~334 σb/MPa
Yield Strength 036 σ 0.2 ≥/MPa
Elongation 27 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 572~041 -
HRC 30 -

Physical Properties

Thermal expansion 62-98 e-6/K
Thermal conductivity 40-95 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2513-7232 째C
Density 1764-1765 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)
Y30 Special Alloy 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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