W30740 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W30740

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AISI W30740

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This page is mainly introduced the W30740 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W30740,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Austenitic Cr-Ni-Mn stainless steel composite welding filler metal (EC307)

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 943~149 σb/MPa
Yield Strength 382 σ 0.2 ≥/MPa
Elongation 30 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 011~635 -
HRC 30 -

Physical Properties

Thermal expansion 29-68 e-6/K
Thermal conductivity 29-05 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6271-6711 째C
Density 8291-5670 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)
W30740 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