Z6CNT18.12B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Z6CNT18.12B

AFNOR Z6CNT18.12B

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This page is mainly introduced the Z6CNT18.12B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Z6CNT18.12B,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
  • Steel Garde:Z6CNT18.12B
  • Type:Stainless Steels
  • Country:France
  • Standard:AFNOR
  • Standard Number:
    ITEM Standard Number Descriptions
    1 NF A 49-214 Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
  • Application:Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04  0.08
Si   1.00
Mn   2.00
P   0.040
S   0.030
Cr 17.00  19.00
Ni 11.00  13.00
Mo  
B 0.0015  0.0060
Ti 4×C  0.60

Mechanical Properties

Tensile strength 565~853 σb/MPa
Yield Strength 191 σ 0.2 ≥/MPa
Elongation 79 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 466~493 -
HRC 30 -

Physical Properties

Thermal expansion 90-64 e-6/K
Thermal conductivity 49-51 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9582-1186 째C
Density 1206-1642 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)
Z6CNT18.12B 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