AISI 1330 Carbon Steel (UNS G13300)

Sep 2 2012

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Other Designations

Introduction

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

The following datasheet will discuss AISI 1330 carbon steel in greater detail.

Chemical Composition

The chemical composition of AISI 1330 carbon steel is outlined in the following table.

Element Content (%)
Iron, Fe 97.35 - 97.97
Manganese, Mn 1.60 - 1.90
Carbon, C 0.280 - 0.330
Silicon, Si 0.15 - 0.35
Sulfur, S ≤ 0.040
Phosphorous, P ≤ 0.035

Physical Properties

The physical properties of AISI 1330 carbon steel are highlighted in the following table.

Properties Metric Imperial
Density 7.87 g/cc 0.284 lb/in³

Mechanical Properties

The following table shows mechanical properties of cold drawn AISI 1330 carbon steel.

Properties Metric Imperial
Modulus of elasticity 190-210 GPa 29700-30458 ksi
Bulk modulus (typical for steel) 140 GPa 20300 ksi
Shear modulus (typical for steel) 80 GPa 11600 ksi
Poissons ratio 0.27-0.30 0.27-0.30
Hardness, Brinell (average) 179 - 335 179 - 335
Hardness, Knoop (converted from Brinell hardness) 282 282
Hardness, Rockwell B (converted from Brinell hardness) 98 98
Hardness, Rockwell C (converted from Brinell hardness) 25 25
Hardness, Vickers (converted from Brinell hardness) 271 271
Machinability (based on 100 machinability for AISI 1212 steel) 55 55

Thermal Properties

The thermal properties of AISI 1330 carbon steel are given in the following table.

Properties Metric Imperial
Thermal expansion co-efficient (@20ºC/68ºF) 11.5 µm/m°C 6.39 µin/in°F
Thermal conductivity 51.9 W/mK 360 BTU in/hr.ft².°F

Other Designations

Other designations that are equivalent to AISI 1330 carbon steel include the following:

  • DIN 1.1165
  • JIS SCMn 2
  • JIS SMn 1 H
  • ASTM A322
  • ASTM A331
  • ASTM A519
  • MIL SPEC MIL-S-16974
  • SAE J404
  • SAE J412
  • SAE J770

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