W21318 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W21318

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AISI W21318

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This page is mainly introduced the W21318 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W21318,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Low alloy steel arc welding electrode (E10018M)

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Si   1.00
Mn   2.00
P   0.045
S   0.03
Ni 13.00  15.00
Cr 17.00  19.00
Al  
Cu  
Ti  
Fe  
N  
Mo 1.75  2.75
V  

Mechanical Properties

Tensile strength 321~346 σb/MPa
Yield Strength 059 σ 0.2 ≥/MPa
Elongation 51 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 032~208 -
HRC 30 -

Physical Properties

Thermal expansion 07-28 e-6/K
Thermal conductivity 68-26 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7247-2813 째C
Density 4884-1196 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)
W21318 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