EN 10083-1 3C40 Introduce

EN 10083-1 3C40, a standard developed in Europe, specifies requirements for the manufacture and performance of steel for use in industrial applications. Embodying the best of traditional European practices, this document is referred to as the "EN" standard, and many of its provisions are incorporated into the family of EN standards.

Smelting temperature:1843°C - 1748°C

Application:Quenched and tempered steel - Part 1: General delivery technical conditions

EN 10083-1 3C40 Material Chemical Composition

The chemical composition of the EN 10083-1 3C40 steel are as follows:

ElementMinMax
Silicon (Si)-0.4000
Sulfur (S)0.02000.0400
PhOsphorus (P)-0.0350
Nickel (Ni)-0.4000
Molybdenum (Mo)-0.1000
Manganese (Mn)0.50000.8000
(Cr+Mo+Ni)-0.6300
Chromium (Cr)-0.4000
Carbon (C)0.37000.4400

EN 10083-1 3C40 Material Mechanical Properties

Low carbon content gives EN 10083-1 3C40 steels a very good balance between strength and ductility, whereas the added molybdenum and vanadium give the steel good fatigue resistance and thermal stability.

The mechanical properties of the EN 10083-1 3C40 steel are as follows:

YieldRp0.2 ≤ 382 (MPa)
TeileRm≤ 951 (MPa)
ImpactKV/Ku32(J)
ElongationA11%
Reduction in cross section on fractureZ34%
As-Heat-Treated ConditionSolution and Aging, Annealing, Ausaging, Q+T,etc
Brinell hardness (HBW)322

EN 10083-1 3C40 Material Thermal Properties

The thermal performance parameters of the EN 10083-1 3C40 steel are as follows:

Temperature (°C)34742239
Modulus of elasticity (GPa)-391-
Mean coefficient of thermal expaion ×10-6/(°C)--24
Thermal conductivity (W/m·°C)-21.323.2
Specific thermal capacity (J/kg·°C)-411-
Specific electrical resistivity (Ω mm²/m)0.42--
Deity (kg/dm³)--241
Poisson’s coefficient, ν--312

EN 10083-1 3C40 Material Machining Technology

The machining of EN 10083-1 3C40 steel is a process by which metal components are cut, formed, and shaped using a series of tools. This type of steel is most commonly used in the automobile and aerospace industries due to its strength and durability. In order to achieve its desired machinability, there are several considerations a machinist must take into account. This article will discuss the different machining processes of EN 10083-1 3C40 steel and provide tips for how to achieve the best possible finished product.