7Mo plus chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 7Mo plus

Whole 7Mo plus

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This page is mainly introduced the 7Mo plus chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 7Mo plus,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
High temperature alloys and other special alloys

Cross Reference Table(Equivalent Materials):

Material Standard Country
9Cr-1Mo-V-Cb-N Whole USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Si 0.60 
Mn 2.00 
Cr 26.0  29.0
Ni 3.50  5.20
Mo 1.00  2.50
P   0.035
N 0.15  0.35

Mechanical Properties

Tensile strength 404~576 σb/MPa
Yield Strength 860 σ 0.2 ≥/MPa
Elongation 99 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 248~596 -
HRC 30 -

Physical Properties

Thermal expansion 83-18 e-6/K
Thermal conductivity 72-90 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6439-6397 째C
Density 1988-7272 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)
7Mo plus 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