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C55EH

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England B.S. C55EH 淬硬钢和回火钢.第1部分:一般技术交货状态 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C55EH / C55EH
Category Grade Standard Region/Area Standard Content
Metals C55EH BS EN 10083-1 England 淬硬钢和回火钢.第1部分:一般技术交货状态

Chemical composition(mass fraction)(wt.%) of the C55EH

Element Min Max Similar
Mo - 0.1000 -
Ni - 0.4000 -
Cr - 0.4000 -
P - 0.0300 -
S - 0.0350 -
Mn 0.6000 0.9000 -
Si - 0.4000 -
C 0.5200 0.6000 -
Mo - 0.1000 -
Ni - 0.4000 -
Cr - 0.4000 -
P - 0.0350 -
S - 0.0350 -
Mn 0.6000 0.9000 -
Si - 0.4000 -
C 0.5200 0.6000 -

Mechanical Properties of steel grade C55EH

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)
518 (≥) 933 (≥) 14 23 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade C55EH

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 - -     0.31 -  
274 857 - 24.3 443   -  
369 - 34 34.2   214 321

Heat Treatment of steel grade C55EH

Heat treated : 1447°C - 1426°C

Technological Curves of steel grade C55EH

Cross Reference Table (Equivalent Grade) of C55EH

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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