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30CrNiMo8

Favorite Datasheet
25CrMo4 34CrNiMo6
#30CrNiMo8

Description

France AFNOR NF EN 10083-1, NF EN 10083-3, NF EN 10250-3, NF EN 10269, NF EN 10297-1, 30CrNiMo8 Specialsteel Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 30CrNiMo8
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 30CrNiMo8 AFNOR France Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes

Chemical composition(mass fraction)(wt.%) of the 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 -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)
825 (≥) 832 (≥) 43 42 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

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
41 - -     0.21 -  
744 927 - 12.3 421   -  
997 - 11 21.2   141 313

Heat Treatment of steel grade 30CrNiMo8

Heat treated : 1379°C - 1218°C

Technological Curves of steel grade 30CrNiMo8

Cross Reference Table (Equivalent Grade) of 30CrNiMo8

Grade Standard Country Application
30CrNiMo8
30CrNiMo8
30CrNiMo8

Relevant standard of 30CrNiMo8

NF EN 10083-1 Steels for quenching and tempering - Part 1: General technical delivery conditions NF-EN-10083-1.pdf
NF EN 10083-3 Steels for quenching and tempering - Part 3: Technical delivery conditions for alloy steels NF-EN-10083-3.pdf
NF EN 10250-3 Open die steel forgings for general engineering purposes - Part 3: Alloy special steels NF-EN-10250-3.pdf
NF EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties NF-EN-10269.pdf
NF EN 10297-1 Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes NF-EN-10297-1.pdf
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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