34 CrAINi 7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34 CrAINi 7

DIN 34 CrAINi 7

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This page is mainly introduced the 34 CrAINi 7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34 CrAINi 7,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels, rings
  • Steel Garde:34 CrAINi 7
  • Type:Special Alloy
  • Country:Germany
  • Standard:DIN
  • Application:Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels,

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 662~454 σb/MPa
Yield Strength 318 σ 0.2 ≥/MPa
Elongation 66 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 806~399 -
HRC 30 -

Physical Properties

Thermal expansion 61-76 e-6/K
Thermal conductivity 03-07 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0927-8797 째C
Density 1288-9747 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
34 CrAINi 7 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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