Product properties
˙ High roughness
SpecificationDIN EN10083
30CrNiMo8
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Introduction
Industrial Applications
˙ Auto industry
˙ Chemical engineering industry
˙ Mainly used for auto and general-purpose parts that require higher strength, toughness, and hardenability. Used for the pressure vessel with high pressure and frequent fluctuation. It is also used for pressure conduit, plastic mold, important structure, etc.
Specifications
Chemical composition (wt. %)
Element
C
Si
Mn
P
S
Ni
Cr
Mo
Min.
0.26
-
0.30
-
-
1.80
1.80
0.30
Max.
0.34
0.40
0.60
0.035
0.030
2.20
2.20
0.50
Physical Property
Density (g/cm^3)
7.8
Thermal Expansion Coefficient
Temperature (℃)
10^-6/℃
769
12
Thermal Conductivity
Temperature (℃)
W/m·K
988
24.3
Mechanical Property
Items
Annealed
Hardness
248 HBW max.
Size Ranges
Products
Diameter (mm)
Length (mm)
Rolled bar
10~95
3,000~5,700
Forged bar
95.2~600
3,000~5,700
Billet
130x130, 140x140, 150x150, 160x160
7,000 max
Flat bar
80x80 (min.)
Based on the customer needs
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