Signi Aluminium Brazing Sheet and Strips Specification and Data Sheet

Dimensions

Strips

Sheets

Thickness

0.051mm--3.0mm

0.4mm--6.35mm

Width

6mm--1600mm

500--1600mm

Length

Max. 10000mm

Edge quality

Trimmed

Trimmed and slit; sawn

Inside diameter

305mm, 405mm, 505mm Paper core, Aluminium core,  without core.

Outside diameter

Max. 1600mm without connect point

Cladding

Cladding

One side; Both sides

Cladding rate

5%, 7.5%, 10%, 13%, 15% (other clad percentages available upon request)

Cladding tolerance

Cladding thickness of 1.5%--<4%: +/-0.6

Cladding thickness of 4.0--6.0%: +/-1.0

Cladding thickness of 6.0--<=12.0%: +/-1.5

Cladding thickness of 12.0--20.0%: +/-2.0

Surface

Quality

Mill finish; for thickness 0.3--3.5mm, chemically degreased

Marking

Ink marking

Signi Aluminium Chemical composition

SIGNI ALUMINIUM CLAD ALLOYS 

Others

Alloy

Si

Fe

Cu

Mn

Mg

Cr

Zn

Ti

each

total

Clad alloys for VCA-brazing according to EN573-3

4004

Min.

max.

9.0

10.5

-

0.8

-

0.25

-

0.10

1.0

2.0

-

-

-

0.20

-

-

-

0.05

-

0.15

4104(Containing0.02%-0.20% Bi)

Min.

max.

9.0

10.5

-

0.8

-

0.25

-

0.10

1.0

2.0

-

-

-

0.20

-

-

-

0.05

-

0.15

Clay alloys for CAB-brazing according to EN573-3

4343

Min.

max.

6.8

8.2

-

0.8

-

0.25

-

0.10

-

-

-

-

-

0.20

-

-

-

0.05

-

0.15

4045

Min.

max.

9.0

11.0

-

0.8

-

0.30

-

0.05

-

0.05

-

-

-

0.10

-

0.20

-

0.05

-

0.15

4047A

Min.

max.

11.0

13.0

-

0.6

-

0.30

-

0.15

-

0.10

-

-

-

0.20

-

0.15

-

0.05

-

0.15

Zn-containing clad alloys for CAB-brazing

4343.ZN

Min.

max.

6.8

8.2

-

0.8

-

0.25

-

0.10

-

-

-

-

0.8

1.2

-

-

-

0.05

-

0.15

4045.ZN

Min.

max.

9.0

11.0

-

0.8

-

0.30

-

0.05

-

0.05

-

-

0.8

1.2

-

0.20

-

0.05

-

0.15

Clad alloys for corrosion protection according to

1050A

Min.

max.

-

0.25

-

0.40

-

0.05

-

0.05

-

0.05

-

-

-

0.07

-

0.05

-

0.03

-

-

7072

Min.

Max.

-

0.7(Si+Fe)

-

0.10

-

0.10

-

0.10

-

-

0.8

1.3

-

-

-

0.05

-

0.15

All data in Wt.-%;   Customer specific alloy composition on request.

3××× alloys according to EN573-3 and ASTM 

3003

Min.

max.

-

0.6

-

0.7

0.05

0.25

1.0

1.5

-

-

-

-

-

0.10

-

-

-

0.05

-

0.15

3004

Min.

max.

-

0.30

-

0.70

-

0.25

1.0

1.5

0.8

1.3

-

-

=

0.25

-

-

-

0.05

-

0.15

3005

Min.

max.

-

0.6

-

0.70

-

0.30

1.0

1.5

0.20

0.6

-

0.10

-

0.25

-

0.10

-

0.05

-

0.15

3103Containingmax.0.10%(Zr+Ti)

Min.

Max.

-

0.50

-

0.70

-

0.10

0.9

1.5

-

0.30

-

0.10

-

0.20

-

-

-

0.05

-

0.15

3105

Min.

Max.

-

0.6

-

0.7

-

0.30

0.30

0.80

0.20

0.80

-

0.20

-

0.40

-

0.10

-

0.05

-

0.15

   5×××-non-heat-treatable alloys according to EN573-3 and ASTM

5049

Min.

max.

-

0.40

-

0.50

-

0.10

0.50

1.10

1.60

2.50

-

0.30

-

0.20

-

0.10

-

0.05

-

0.15

5052

Min.

max.

-

0.25

-

0.40

-

0.10

-

0.10

2.2

2.8

0.15

0.35

-

0.10

-

-

-

0.05

-

0.15

5083

Min.

max.

-

0.40

-

0.40

-

0.10

0.40

1.0

4.0

4.9

0.05

0.25

-

0.25

-

0.15

-

0.05

-

0.15

   6×××-non-heat-treatable alloys according to EN573-3 and ASTM

6063

Min.

max.

0.20

0.60

-

0.35

-

0.10

-

0.10

0.45

0.90

-

0.10

-

0.10

-

-

-

0.05

-

0.15

6951

Min

max.

0.20

0.50

-

0.08

0.15

0.40

-

0.10

0.40

0.8

-

-

-

0.20

-

-

-

0.05

-

0.15

7×××-non-heat-treatable alloys according to EN573-3 and ASTM

7020

Containing 0.08%-0.25% (Zr+Ti) and 0.08%--0.20% Zr

Min.

max.

-

0.35

-

0.40

-

0.20

0.05

0.50

1.0

1.4

0.10

0.35

4.0

5.0

-

-

-

0.05

-

0.15

Signi Aluminium Physical Property Data of Strip Material

Alloy

Temper

Thickness

(mm)

Tolerance

(mm)

Clad Ratio

(%)

Tensile Strength

(MPa)

Yield

Strength

(MPa)

Elongation

(%)

Min

Application

3003

H14

0.08~0.12

±0.005

None

150~200

≥120

1

Evaporator fin and plate

3003

H26

0.3~0.35

±0.015

None

190~220

≥160

8

Glass mounting bracket material

3003

H14

0.06~0.1

±0.005

None

150~200

≥120

1

Radiator fin and plate

4343/3003/4343

H14

0.06~0.1

±0.005

8~12

150~200

≥120

1

4343/3003/4343

H14

0.08~0.12

±0.005

8~12

150~200

≥120

1

Parallel condenser fin

4343/3003/4343

H14

0.1~0.12

±0.005

8~12

150~120

≥120

1

Charge air cooler material

4045/3003/4045

H14

0.1~0.12

±0.005

8~12

150~200

≥120

1

1060

O

0.35~0.4

±0.02

None

55~95

≥15

25

Air cooling fin material for tubes

1100

O

0.35~0.4

±0.02

None

75~105

≥25

25

3003

O

0.2~0.3

±0.01

None

100~150

≥45

15

Aluminium for heating element

3003

H16

0.5~0.7

±0.02

None

150~210

≥120

1

4047

H18

0.05~0.1

±0.005

None

≥200

≥170

0.5

4047

O

0.4~0.5

±0.02

None

80~140

≥35

12

Welding wire

7072

H19

0.12~0.15

±0.005

None

145~172

≥15

0.5

Fin stock

4A13

H18

0.05~0.1

±0.005

None

≥190

≥16

0.5

Aluminium for heating element

4104

H18

0.05~0.1

±0.005

None

≥220

≥190

0.5

3003 (inner fin)

O

0.2~0.3

±0.007

None

100~150

≥45

15

Oil cooler

6951(inner fin)

O

0.2~0.3

±0.007

None

115~165

≥50

15

3003(external fin)

H14

0.1~0.15

±0.005

None

150~200

≥120

1

3003(inner fin)

O

0.2~0.3

±0.007

None

100~150

≥45

15

Engineering machinery

3003(inner fin)

H12

0.2~0.3

±0.007

None

120~160

≥85

2

3003(external fin)

H14

0.1~0.15

±0.005

None

150~200

≥120

1

Physical Property Data of Plate Material

4343/3003

O

1.2~3.0

±0.03

5~10

100~150

≥45

25

Radiator fin and plate

4343/3003/7072

O

1.2~3.0

±0.03

5~10

100~150

≥45

25

4343/3003/4343

O

0.4~0.5

±0.02

8~12

100~150

≥45

27

Evaporator fin and plate

4045/3003/4045

O

0.8~1.2

±0.03

8~12

100~150

≥45

27

4045/3003/4045

O

2~3

±0.05

8~12

100~150

≥45

25

Charge air cooler material

4045/3003/4045

O

0.5~0.8

±0.02

15~20

10~15

100~150

≥45

25

Oil cooler

4104/3003/4104

O

0.5~0.8

±0.02

15~20

10~15

100~150

≥45

25

4104/3003/4104

H14

0.6~0.8,

1.2~1.5

±0.02

±0.03

13~17

8~12

150~200

≥120

3

Engineering

Machinery

4004/3003/4004

H14

0.6~0.8,

1.2~1.5

±0.02

±0.03

13~17

8~12

150~200

≥120

3