Z20 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Z20

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JIS Z20

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This page is mainly introduced the Z20 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Z20,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Z20
Hardness quartile HRA:89.5
Bending strength frequency/MPa:1471
  • Steel Garde: Z20
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:ultra-particulate carbide

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 044~415 σb/MPa
Yield Strength 132 σ 0.2 ≥/MPa
Elongation 83 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 571~170 -
HRC 30 -

Physical Properties

Thermal expansion 65-98 e-6/K
Thermal conductivity 71-75 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5892-4100 째C
Density 4870-5644 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)
Z20 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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