Mnufacture Direct Supply 2.0mm aluminium alloy welding wire rod ER4043

Typical   composition in%

Si

<0.25

Si+Fe<0.95

<0.20

4.50-5.50

11.00-13.00

<0.25

<0.40

<0.25

Fe

<0.35

<0.30

<0.80

<0.60

<0.40

<0.40

<0.40

Cu

<0.05

0.05-0.20

5.80-6.80

<0.30

<0.30

<0.10

<0.10

<0.10

Mn

<0.03

<0.05

0.20-0.40

<0.05

<0.15

0.05-0.20

0.50-1.00

0.60-1.00

Mg

<0.03

-

<0.02

<0.05

<0.10

4.50-5.50

4.30-5.20

4.70-5.50

Cr

-

-

0.05-0.20

0.05-0.25

0.05-0.20

Zn

<0.05

<0.10

<0.10

<0.10

<0.20

<0.10

<0.25

<0.20

Be

-

<0.0008

<0.0003

<0.0003

<0.0003

<0.0003

<0.0003

<0.0003

Ti

<0.03

-

0.10-0.20

<0.20

<0.15

0.06-0.20

<0.15

0.05-0.20

Physical   properties(Approx. Values)

0.2%   yield strength Rp0.2 Mpa

20

25

180

40

60

110

125

125

Tensile   strength Rm Mpa

65

80

240

120

130

240

275

275

Elongation   A5(L0=5d0) %

18

25

Ca.3

8

5

17

17

17

Test   temperature ℃

20

20

20

20

20

20

20

20

Standard

(Mpa)

ER1070

Above 55

Pure aluminum   series105010701080

Good anti-corrosive   and plasticity

ER1100

80-110

Pure aluminum    series1100

Good anti-corrosive   and plasticity

ER1200

80-110

Pure aluminum    series1200

Good anti-corrosive   and plasticity

ER2319

400-450

Pure aluminum    series2219

High intensity after   heat treatment

ER4043

170-250

Al-Mg-Si casting   aluminum

The anti-thermal   crack performance of the welded joint is good, but the plasticity, toughness   are low, becomes grey black after anodic process

ER4047

170-250

Casting Al. ,Al-Cu   casting ,Ag-Mg-Si casting

The anti-thermal   crack performance of the welded joint is good, but the plasticity, toughness   are low, becomes grey black after anodic process

ER4145

200-300

Al-Cucasting20142017

The anti-thermal   crack performance of the welded joint is good, but the plasticity, toughness   are low, becomes grey black after anodic process

ER5554

180-240

low Mg   content5052,5454casting

 Use chemical   equipment with a temperature above 65

ER5654

210-270

medium Mg   content5154casting

medium intensity,good   anti-corrosive

ER5356

270-310

Al-Mg casting,   Al-Mg-Si casting, Al-Zn-Mg casting

Typical welding wire   used most widely, good mechanics performance and anti-corrosiveness

ER5556

280-320

Al-Zn-Mg casting,   Al-Mg casting

The connector   intensity is high, and the moulding performance and tenacity is inferior to   5183

ER5183

280-310

Al-Mgcasting5083

Typical welding wire   used most widely, good mechanical performance and anti-corrosiveness