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30CrNiMo8

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25CrMo4 34CrNiMo6
#30CrNiMo8

Description

France AFNOR 30CrNiMo8 Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999)) and 30CrNiMo8 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 30CrNiMo8
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 30CrNiMo8 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
Z44C14CI
Z50CD15CI
Z70CD15CI
Z100CD17CI
C45E
19MnB4
20CrMnVTiB4-10
25Mn5
27CrMoV5-7
25CrMo4

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

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

Mechanical Properties of steel grade 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)
264 (≥) 185 (≥) 11 42 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade 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
14 - -     0.41 -  
991 264 - 42.3 444   -  
854 - 31 44.2   133 342

Heat Treatment of steel grade 30CrNiMo8

Heat treated : 1237°C - 1649°C

Technological Curves of steel grade 30CrNiMo8

Cross Reference Table (Equivalent Grade) of 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
25CrMo4 34CrNiMo6
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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