BX9Л chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of BX9Л

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GOST BX9Л

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This page is mainly introduced the BX9Л chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of BX9Л,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Russia TY standard grades and chemical compositions of the high temperature alloy castings
  • Steel Garde:BX9Л
  • Type:Stainless Steels
  • Country:Russia
  • Standard:GOST
  • Application:Russia TY standard grades and chemical compositions of the high temperature alloy castings

Cross Reference Table(Equivalent Materials):

Material Standard Country
BX9Л-BИ GOST Russia
BX9Л-BИ GOST Russia

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.02  0.10
Cr 30.00  35.00
Al 1.00  1.60
Mo 2.90  3.50
Ti 0.70  1.30
Co 0.20  0.80
W 4.70  5.30
Ni   remaining
Nb 0.70  5.30
Fe   6.00
B   0.005
Ce   0.03
V  
Zr  
Mn   0.50
Si   0.40
S   0.010
P   0.015
Y   0.04
Ca   0.02

Mechanical Properties

Tensile strength 474~243 σb/MPa
Yield Strength 744 σ 0.2 ≥/MPa
Elongation 95 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 454~358 -
HRC 30 -

Physical Properties

Thermal expansion 30-28 e-6/K
Thermal conductivity 87-21 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3555-7944 째C
Density 1243-7533 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)
BX9Л 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