Rp9 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Rp9

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STAS/SR Rp9

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This page is mainly introduced the Rp9 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Rp9,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Rp9
  • Steel Garde:Rp9
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 366~202 σb/MPa
Yield Strength 652 σ 0.2 ≥/MPa
Elongation 15 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 082~025 -
HRC 30 -

Physical Properties

Thermal expansion 26-89 e-6/K
Thermal conductivity 37-86 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0710-3114 째C
Density 6811-2376 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)
Rp9 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

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