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Description

Romania STAS/SR Rp2 tool steel and Rp2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: Rp2
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy Rp2 STAS/SR Romania tool steel
31VMoCrZ9
36VSiWMoCr53
39VSiMoCr52
40VSiMoCr52
55MoCrNi16
55VMoCrNi16
55VMoCrNil7
57VMoCrNil7
30VCrW85
Rpl

Chemical composition(mass fraction)(wt.%) of the Rp2

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) V(%) Co(%)
0.75-0.83 Max 0.45 Max 0.40 0.030 0.030 3.60- 4.50 1.40-1.70 0.50 -0.80 17.5- 18.5 4.50-5.00

Mechanical Properties of steel grade Rp2

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
373 (≥) 741 (≥) 22 44 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade Rp2

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
22 - -     0.33 -  
458 213 - 21.3 321   -  
535 - 21 44.2   234 244

Heat Treatment of steel grade Rp2

Heat treated : 1879°C - 1253°C

Technological Curves of steel grade Rp2

Cross Reference Table (Equivalent Grade) of Rp2

Grade Standard Country Application
Rp2 STAS/SR Romania tool steel

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