MW-4020 AlSi3Mn Aluminium Welding Wire

Classification

EN ISO 18273 S Al 4020 (AlSi3Mn1)

Wire Dimensions Available

MIG Welding Wires [mm] 0,8; 1,0; 1,2; 1,6; 2,0; 2,4
TIG Welding Rods [mm] 1,0; 1,2; 1,6; 2,0; 2,4; 3,2; 4,0; 5,0

Product Availability

MIG Spools 0.5kg (100mm), 2kg (200mm), 6kg (S300mm), 7kg (B300/BS300), 18kg (400mm), 40kg (400mm) - Vacuum packaging available.
MIG Welding Wire Bulk drums 80kg and 140kg
TIG Welding Rods 2.5Kg, 5Kg and 10Kg Packs, length 1000mm

Optional vacuum foil packaging available for protection against condensation which causes porosity in the weld deposit.

Features

MasterWeld MW-4020 AlSi3Mn Aluminium Welding Wire has been developed for and used in the automotive industry for the welding of body in white parts especially exterior shells.

Typical composition in %

Si 2,50 - 3,50
Fe < 0,20
Cu < 0,03
Mn 0,80 - 1,20
Mg 0,01
Zr < 0,01
Be < 0,0003
Ti < 0,005
Others < 0,02
Others total < 0,10

Physical properties of pure weld metal (Approx. values)

0,2 % yield strength Rp0,2 [MPa] 50
Tensile strength Rm [MPa] 120
Elongation A5 (Lo=5d0) [%] 25
Test temperature [°C] 20

Welding positions PA, PB, PC, PD, PE, PF