Aluminum / Aluminium 3003 Alloy (UNS A93003)

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Other Designations
Fabrication and Heat Treatment
     Machinability
     Forming
     Welding
     Heat Treatment
     Forging
     Hot Working
     Cold working
     Annealing
     Hardening
Applications

Introduction

Aluminum / Aluminium alloys have high ductility and corrosion resistance. Aluminum  / Aluminium 3003 alloy has moderate strength and good corrosion resistance. The strength of this alloy can be increased by cold working.

The following datasheet gives an overview of Aluminum  / Aluminium 3003 alloy.

Chemical Composition

The following table shows the chemical composition of  Aluminum  / Aluminium 3003 alloy.

Element Content (%)
Aluminum, Al 98.6
Manganese, Mn 1.2
Copper, Cu 0.12

Physical Properties

The physical properties of the Aluminum  / Aluminium 3003 alloy are tabulated below.

Properties Metric Imperial
Density 2.73 g/cm3 0.0939 lb/in3
Melting point 644°C 1190°F

Mechanical Properties

The mechanical properties of the Aluminum  / Aluminium 3003 alloy are outlined in the following table.

Properties Metric Imperial
Tensile strength 130 MPa 18855 psi
Yield strength 125 MPa 18130 psi
Shear strength 83 MPa 12039 psi
Fatigue strength 55 MPa 7977 psi
Elastic modulus 70-80 GPa 10153-11603 ksi
Poisson's ratio 0.33 0.33
Elongation 10% 10%
Hardness 35 35

Thermal Properties

The thermal properties of the Aluminum  / Aluminium 3003 alloy are given in the following table.

Properties Conditions
T (ºC) Treatment
Thermal expansion co-efficient 23.2 (10-6/ºC) 20-100 -
Thermal conductivity 162 W/mK 25 H12

Other Designations

Other designations that are equivalent to the Aluminum  / Aluminium 3003 alloy are listed in the following table.

ASME SFA5.3 (E3003) ASTM B234 ASTM B345 AWS A5.3 (E3003) QQ A-200/1
ASTM B209 ASTM B241 ASTM B404 MIL A-52174 QQ A-225/2
ASTM B210 ASTM B247 ASTM B483 MIL E-15597 (MIL-3003) QQ A-250/2
ASTM B211 ASTM B313 ASTM B491 MIL P-25995 QQ A-430
ASTM B221 ASTM B316 ASTM B547 MIL S-12875 QQ WW-T-700/2
SAE J454








Fabrication and Heat Treatment

Machinability

The Aluminum  / Aluminium 3003 alloy has good machinability characteristics.

Forming

The Aluminum  / Aluminium 3003 alloy can be formed using conventional hot working or cold working method.

Welding

The Aluminum  / Aluminium 3003 alloy has good weldability.

Heat Treatment

The Aluminum  / Aluminium 3003 alloy does not respond to heat treatment.

Forging

The Aluminum  / Aluminium 3003 alloy can be forged at 260 to 510°C (500 to 950°F)

Hot Working

The Aluminum  / Aluminium 3003 alloy is hot worked at 260 to 510°C (500 to 950°F).

Cold working

The Aluminum  / Aluminium 3003 alloy can be cold worked using all conventional techniques.

Annealing

The Aluminum  / Aluminium3003 alloy is annealed at 413°C (775°F).

Hardening

The Aluminum  / Aluminium 3003 alloy can be hardened by cold working.

Applications

The Aluminum  / Aluminium 3003 alloy is used in ductwork, chemical equipment, and general sheet metal work. It is also used in manufacturing the following items:

  • Cooking utensils
  • Builder's hardware
  • Pressure vessels
  • Ice cube trays
  • Eyelet stock
  • Awning slats
  • Gas lines
  • Garage doors
  • Refrigerator panels
  • Heat exchangers
  • Gasoline tanks
  • Storage tanks
  • Drawn and spun parts

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