STKM11A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STKM11A

Location » Home » Grades > Special Alloy > STKM11A

CNS STKM11A

Profile

This page is mainly introduced the STKM11A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STKM11A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
STKM11A
  • Steel Garde:STKM11A
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 023~504 σb/MPa
Yield Strength 606 σ 0.2 ≥/MPa
Elongation 17 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 628~512 -
HRC 30 -

Physical Properties

Thermal expansion 30-38 e-6/K
Thermal conductivity 75-08 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8103-7985 째C
Density 8690-4956 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)
STKM11A Special Alloy 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

Hot keywords:STKM11A
Previous: SAPH45
Next: STKM12A