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EN 30CrNiMo8

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EN 28Mn6 EN 34Cr4
#30CrNiMo8

Description

Euronorm EN EN 30CrNiMo8 Euronorm Structural steel and EN 30CrNiMo8 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN 30CrNiMo8
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN 30CrNiMo8 EN Euronorm Euronorm Structural steel
EN C78D2
EN C80D2
EN C82D2
EN C86D2
EN C88D2
EN C92D2
EN C98D2
EN 25CrMo4
EN 25CrMoS4
EN 28Mn6

Chemical composition(mass fraction)(wt.%) of the EN 30CrNiMo8

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.26-0.34 0.40 0.30-0.60 0.035 0.035 1.80-2.20 1.80-3.20 0.30-0.50

Mechanical Properties of steel grade EN 30CrNiMo8

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)
814 (≥) 737 (≥) 32 12 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade EN 30CrNiMo8

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 - -     0.24 -  
185 983 - 42.3 324   -  
747 - 32 11.2   241 242

Heat Treatment of steel grade EN 30CrNiMo8

Heat treated : 1276°C - 1287°C

Technological Curves of steel grade EN 30CrNiMo8

Cross Reference Table (Equivalent Grade) of EN 30CrNiMo8

Grade Standard Country Application
30CrNiMo8 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
30CrNiMo8 UNE Spain Spain structural alloy steel
EN 30CrNiMo8 EN Euronorm Euronorm Structural steel
EN 30CrNiMo8KD EN Euronorm Euronorm Structural steel
EN 28Mn6 EN 34Cr4
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