AISI 1084 Carbon Steel (UNS G10840)

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties

Introduction

Carbon steels are those that have carbon as the key alloying element. They have up to 0.4% silicon and 1.2% manganese. In addition, the residual elements such as nickel, chromium, aluminium, molybdenum and copper are present in these steels.

The following sections will give an overview of AISI 1084 carbon steel in detail.

Chemical Composition

The chemical composition of AISI 1084 carbon steel is outlined in the following table.

Element Content (%)
Iron, Fe 98.08 - 98.6
Carbon, C 0.800 - 0.930
Manganese, Mn 0.60 - 0.90
Phosphorous, P 0.050
Sulfur, S 0.040

Physical Properties

The physical properties of AISI 1084 carbon steel are tabulated below.

Properties Metric Imperial
Density 7.7-8.03 g/cm3 0.278-0.290 lb/in³

Mechanical Properties

The following table shows mechanical properties of AISI 1084 carbon steel.

Properties Metric Imperial
Elastic modulus 190-210 GPa 29700-30458 ksi
Poisson’s ratio 0.27-0.30 0.27-0.30

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