LW12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of LW12

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B.S. LW12

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This page is mainly introduced the LW12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of LW12,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for seamless and welded steel tubes for automobile , mechanical and general engineering purposes. Specific requirements for longitudinally welded stainless steel tubes
  • Steel Garde:LW12
  • Type:Stainless Steels
  • Country:UK
  • Standard:B.S.
  • Standard Number:
    ITEM Standard Number Descriptions
    1 BS 6323-8 Specification for seamless and welded steel tubes for automobile , mechanical and general engineering purposes. Specific requirements for longitudinally welded stainless steel tubes
  • Application:Specification for seamless and welded steel tubes for automobile , mechanical and general engineering purposes. Specific requirements for longitudinally welded stainless steel tubes

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.06
Si   0.90
Mn   0.60
P   0.040
S   0.020
Cr 11.00  13.00
Ni   0.50
Mo  
Ti   0.70
N   0.025

Mechanical Properties

Tensile strength 872~174 σb/MPa
Yield Strength 732 σ 0.2 ≥/MPa
Elongation 84 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 926~322 -
HRC 30 -

Physical Properties

Thermal expansion 70-42 e-6/K
Thermal conductivity 29-03 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2116-9765 째C
Density 2317-3850 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)
LW12 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

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