B860 Z30750 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of B860 Z30750

SAE B860 Z30750

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This page is mainly introduced the B860 Z30750 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of B860 Z30750,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Zinc Master Alloys for Use in Hot Dip Galvanizing

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Si   1.00
Mn 3.75  4.75
P   0.045
S   0.03
Ni 9.00  10.50
Cr 19.00  22.00
Al  
Cu  
Ti  
Fe  
N  
Mo  
V  

Mechanical Properties

Tensile strength 865~588 σb/MPa
Yield Strength 263 σ 0.2 ≥/MPa
Elongation 60 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 715~799 -
HRC 30 -

Physical Properties

Thermal expansion 20-73 e-6/K
Thermal conductivity 67-89 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6049-9662 째C
Density 0270-0545 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)
B860 Z30750 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