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England B.S. 1C30 淬火和回火钢 - 第2部分:非合金钢的交货技术条件。 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1C30 / 1 C 30
Category Grade Standard Region/Area Standard Content
Metals 1 C 30 BS EN 10083-2 England 淬火和回火钢 - 第2部分:非合金钢的交货技术条件。

Chemical composition(mass fraction)(wt.%) of the 1 C 30

Element Min Max Similar
Si - 0.4000 -
S - 0.0450 -
P - 0.0450 -
Ni - 0.4000 -
Mo - 0.1000 -
Mn 0.5000 0.8000 -
Cr+Mo+Ni - 0.6300 -
Cr - 0.4000 -
C 0.2700 0.3400 -

Mechanical Properties of steel grade 1 C 30

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)
665 (≥) 892 (≥) 32 32 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade 1 C 30

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
11 - -     0.22 -  
571 264 - 44.3 311   -  
735 - 44 32.2   332 234

Heat Treatment of steel grade 1 C 30

Heat treated : 1378°C - 1713°C

Technological Curves of steel grade 1 C 30

Cross Reference Table (Equivalent Grade) of 1 C 30

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