EN8 also know as 080M40. An unalloyed medium carbon steel. EN8 is a medium strength steel, good tensile strength. Suitable for shafts, stressed pins, studs, keys etc. AISI 1040.
Available as normalised or rolled. EN8 is supplied as round drawn/turned, round hot rolled, hexagon, square, flats and plate.
Chemical Composition BS 970:1991/1983 Nearest Equivalent C Si Mn Ni Cr Mo S P % % % % % % % % En8 0.35/0.45 0.05/0.35 0.60/1.00 - - - 0.06Max 0.06Max 080m40
Chemical Composition BS 970:1991/1983 Nearest Equivalent C Si Mn Ni Cr Mo S P % % % % % % % % En8 0.35/0.45 0.05/0.35 0.60/1.00 - - - 0.06Max 0.06Max 080m40
Chemical Composition BS 970:1991/1983 Nearest Equivalent C Si Mn Ni Cr Mo S P % % % % % % % % En8 0.35/0.45 0.05/0.35 0.60/1.00 - - - 0.06Max 0.06Max 080m40 Chemical Composition BS 970:1991/1983 Nearest Equivalent C Si Mn Ni Cr Mo S P % % % % % % % % En8 0.35/0.45 0.05/0.35 0.60/1.00 - - - 0.06Max 0.06Max 080m40 C Si Mn Ni Cr Mo S P % % % % % % % % En8 0.35/0.45 0.05/0.35 0.60/1.00 - - - 0.06Max 0.06Max 080m40
C
Si
Mn
Ni
Cr
Mo
S
P
%
%
%
%
%
%
%
%
0.35/0.45
0.05/0.35
0.60/1.00
-
-
-
0.06Max
0.06Max
Material with a granitic composition that erupts at the surface is called rhyolite.
You must be familiar with working material composition; you can not do with insufficient material knowledge a chemical industry.
A material with definite properties and definite chemical composition is called a pure substance.
physical change
A material is homogenous when it possesses the same kind of elements present, having similarities in nature, and when it's built with uniform structure or composition. You can tell that a material is heterogenous when it's built with dissimilar aspects of chemical substances which are not related to each other or of two or more phases.
En8 is low carbon steel and it can be toughned. En24 is medium carbon steel and it is generally called forged steel.
European Norms
the yield strength of EN8 material is 465MPa.
800n/mm2
42 to 45 HRC
Material with a granitic composition that erupts at the surface is called rhyolite.
If the composition of a material is fixed, it means that the material is made up of a set combination of elements in specific proportions. This fixed composition gives the material its unique properties and characteristics, which remain consistent as long as the composition is maintained.
The material that makes up something is known as its composition. This composition refers to the specific substances or elements that are present in the material and how they are arranged to form the object or structure. Understanding the composition of a material is essential for determining its properties and behavior in various conditions.
No to both.
mechnical properties of hardened steel
You must be familiar with working material composition; you can not do with insufficient material knowledge a chemical industry.
a substance