Q235q C chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q235q C

Location » Home » Grades > Special Alloy > Q235q C

Q235q C

Profile

This page is mainly introduced the Q235q C chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q235q C,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Mechanics performance 

Steel thickness/mm: more than 16
The yield point | σ s frequency/MPa: 235
Tensile depth | σ b frequency/MPa: 390
Elongation | δ frequency / (%) 5:26
Impact absorption power AKV/J | testing temperature / ℃ : 0
Impact absorption power AKV/J | longitudinal frequency/J | : 27
Impact absorption power AKV/J | time frequency/J | : 27
180 ° of cold bending test | d-apex diameter, a-the following steel thickness thickness when/mm | than 16: d = 1.5 a
180 ° of cold bending test | d-apex diameter, a-the following steel thickness thickness when/mm | > 16: d = 2.5 a

  • Steel Garde:Q235q C
  • Type:Special Alloy
  • Country:China
  • Application:Bridge structure with steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 368~499 σb/MPa
Yield Strength 550 σ 0.2 ≥/MPa
Elongation 92 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 100~962 -
HRC 30 -

Physical Properties

Thermal expansion 59-58 e-6/K
Thermal conductivity 17-93 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1046-7188 째C
Density 0032-7464 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)
Q235q C 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