STKM17A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STKM17A

Location » Home » Grades > Special Alloy > STKM17A

CNS STKM17A

Profile

This page is mainly introduced the STKM17A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STKM17A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
STKM17A
  • Steel Garde:STKM17A
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 986~346 σb/MPa
Yield Strength 309 σ 0.2 ≥/MPa
Elongation 18 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 821~044 -
HRC 30 -

Physical Properties

Thermal expansion 93-97 e-6/K
Thermal conductivity 82-37 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5649-6217 째C
Density 8708-5707 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)
STKM17A 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:STKM17A
Previous: STKM16C
Next: STKM17C