1.7756 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.7756

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DIN 1.7756

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This page is mainly introduced the 1.7756 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.7756,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
1.7756
  • Steel Garde:1.7756
  • Type:Special Alloy
  • Country:Germany
  • Standard:DIN
  • Application:

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 711~382 σb/MPa
Yield Strength 142 σ 0.2 ≥/MPa
Elongation 11 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 842~193 -
HRC 30 -

Physical Properties

Thermal expansion 35-18 e-6/K
Thermal conductivity 78-86 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8047-9227 째C
Density 9040-6166 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)
1.7756 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