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Description

Romania STAS/SR K460 Structural steel and K460 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: K460
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel K460 STAS/SR Romania Structural steel
R37
R44
R52
12MoCr22
I2MoCr50
12VMoCr10
14CrMo4
16Mo3
16Mo5
K410

Chemical composition(mass fraction)(wt.%) of the K460

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) V(%) Cu(%) Al(%)
0.12-0.20 Min 0.40 0.90- 1.40 0.035 0.030 Min 0.30 0.30 Min 0.03 0.30 0.020-0.035

Mechanical Properties of steel grade K460

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)
622 (≥) 173 (≥) 23 13 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade K460

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
24 - -     0.44 -  
376 442 - 33.3 244   -  
313 - 24 41.2   244 321

Heat Treatment of steel grade K460

Heat treated : 1955°C - 1959°C

Technological Curves of steel grade K460

Cross Reference Table (Equivalent Grade) of K460

Grade Standard Country Application
K460 STAS/SR Romania Structural steel

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