Aluchrom 4 18 YHf chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Aluchrom 4 18 YHf

DIN Aluchrom 4 18 YHf

Profile

This page is mainly introduced the Aluchrom 4 18 YHf chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Aluchrom 4 18 YHf,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Aluchrom 4 18 YHf

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
Ni   0.5000
Cr 17.0000   19.0000
C   0.0800
S   0.0300
Mn   0.5000
Si   0.6000
Al 3.5000   5.0000
Y   0.1500
Zr   0.1500
Hf   0.1500
P   0.0400
Cu   0.5000

Mechanical Properties

Tensile strength 599~795 σb/MPa
Yield Strength 804 σ 0.2 ≥/MPa
Elongation 88 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 262~024 -
HRC 30 -

Physical Properties

Thermal expansion 13-54 e-6/K
Thermal conductivity 19-93 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4819-6023 째C
Density 0958-8435 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)
Aluchrom 4 18 YHf Stainless Steels 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