The document discusses the material properties of aluminum alloys 6063-T4 and 6063-T5. 6063-T4 has an ultimate tensile strength of 19,000 psi up to 0.5 inches thick and 18,000 psi from 0.5 to 1 inch thick, with a yield strength of 10,000 psi up to 0.5 inches and 9,000 psi from 0.5 to 1 inch. Its elongation is 14%. 6063-T5 has higher strength levels and lower elongation, with various strength specifications provided for different thickness ranges. Chemical composition of the 6063 alloy is also listed, with aluminum as the primary constituent along with controlled amounts of silicon, iron, copper, manganese,
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6063specification
1. 6063-T4
T4 temper 6063 has an ultimate tensile strength of at least 19,000 psi (131 MPa) in thicknesses up to 0.5-inch (13 mm), and 18,000 psi (124 MPa) from 0.5 to 1.0-
inch (25 mm) thick, and yield strength of at least 10,000 psi (69 MPa) up to 0.5-inch (13 mm) and 9,000 psi (62 MPa) from 0.5 to 1.0-inch (25 mm). It has
elongation of 14%.
6063-T5
T5 temper 6063 has an ultimate tensile strength of at least 22,000 psi (152 MPa) in thicknesses up to 0.5-inch (13 mm), and 21,000 psi (145 MPa) from 0.5 to 1.0-
inch (25 mm) thick, and yield strength of at least 16,000 psi (110 MPa) up to 0.5-inch (13 mm) and 15,000 psi (103 MPa) (from 0.5 to 1.0-inch (25 mm). It has
elongation of 8%.
Chemical composition
The alloy composition of 6063 is: [1]
Silicon minimum 0.2%, maximum 0.6% by weight
Iron no minimum, maximum 0.35%
Copper no minimum, maximum 0.10%
Manganese no minimum, maximum 0.10%
Magnesium minimum 0.45%, maximum 0.9%
Chromium no minimum, maximum 0.10%
Zinc no minimum, maximum 0.10%
Titanium no minimum, maximum 0.10%
Other elements no more than 0.05% each, 0.15% total
Remainder Aluminium
As per AWS D1.2/D1.2M:2003 page no. 22 Table 3.2 shows
6063-T4,T5,T52,T6,T62,T83,T831,T832 all extruded material having same material number i.e.23 up to
25mm Thickness their weld strength can be check up to 115MPA. Also IS733 manual at page no. 14 & 15
you can able to find 63400,64423,64430 grade is equivalent as per their available forms & typical uses.
Its might be equivalent to each other .
Manish C.Samson