ER3103 Aluminum MIG welding wire
Author: Time:2023-05-17
ER3103 is aluminum Mn alloy welding wire, weld metal has good corrosion resistance and higher purity of strength, can be welded and plasticity is better.
Use: used as filling materials of 3000 series aluminum manganese alloy argon arc welding and gas welding.
| Chemical Composition(%) | |||
|---|---|---|---|
| Mn | Si | Fe | Al |
| 0.9--1.5 | ≤0.5 | ≤0.7 | The remaining |
| Physical Property | ||||
|---|---|---|---|---|
|
Density kg/dm3 |
Melting temperature ℃ |
Thermal conductivity w/m•K |
Linear expansion coefficient 10¯6/K(20-100℃) |
Electric conductivity % IACS |
| 2.73 | 643-654 | 193 | 23.2 | 50 |
| Weld Mechanical Properties (reference value) | |
|---|---|
| Tension Strength(MPa) | Elongation (%) |
| 110--150 | 20--30 |
| ER3103 Aluminium & Aluminium Alloy welding wires | |
| Classification | GB/T 10858-2008 AWS A5.10 ···· ER 3103 |
|
Typical composition in % |
Si+Fe················ ＜0.95 Cu················· 0.05—0.20 Mn················· Zn·················· ＜0.10 Be·················· ＜0.0008 Al·················· Remaining |
|
Physical properties (Approx.Values) |
Tensile Strength Rm (Mpa)······ 110-150 Elongation A5 (L0=5d0) (%)···· 20-30 |
|
Performance & Usage |
ER3103 aluminum manganese welding wire used in manganese aluminum and other aluminum alloy by argon arc welding and oxygen - acetylene welding as filling materials are widely used in automobile transportation, petroleum chemical industry, container manufacturing, aircraft, ships and other highend manufacturing industry. Pwireucts have been exported to many countries in the world, and to win a good reputation. |
| Shielding gas | Argon, Helium, or Argon/Helium—mixtures. |
| Dimensions Φ |
MIG—wires (mm)： 1.0 ; 1.2 ; 1.6 ; 2.0 ; 2.4 TIG —wires（mm)： 1.5、2.0、2.5、3.0、4.0、5.0、6.0。 |
| wire Packagings |
Mig wires ： S100/0.5kg 1Lb , S200/2kg , S270-S300/6kg-7kg |
|
Tig wire ) ： 5/10kg ······· length ：1000mm |
|
Note:
1.Before welding, the welding edge of the metal oxide and oil can be strictly removed, otherwise, it will cause
the welding seam welding bad and cause the hole, slag and other defects.
the welding seam welding bad and cause the hole, slag and other defects.
2. Welding can be used when the plate holding molten metal, to ensure weld forming.
