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Polished Brass Strip video

Polished Brass Strip

The Polished Brass Strip Widely used in various buttons, heat dissipation components, daily decorations, and complex cold and deep drawn parts.

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Description

Product Description

 

The Polished Brass Strip Widely used in various buttons, heat dissipation components, daily decorations, and complex cold and deep drawn parts.

Normal polished brass strip Size we can supply

Thickness:0.10-4.0mm Width:8.0-600mm

 

Comparison Table of Material Grades in Various Countries

 

Standard

Alloy Number

JIS

C2600

C2680

C2720

C2801

ASTM

C26000

C26800

C27200

C28000

GB

H70

H66(H65)

H63

H62

 

Chemical Composition

 

Alloy Number

Chemical Composition
(%)

Cu

Pb

Fe

N

P

Zn

C2600

68.5-71.5

<0.05

<0.05

-

-

Rem.

C2680

64.0-68.0

<0.05

<0.05

-

-

Rem.

C2720

62.0-64.0

<0.07

<0.07

-

-

Rem.

C2801

59.0-62.0

<0.10

<0.07

-

-

Rem.

 

Physical Properties

 

Item

C2600

C2680

C2720

C2801

Specific Gravity

(g/cm3)

8.53

8.5

8.43

8.39

Coefficient of thermal expansion
[×10-6300/K](20-300℃)

19.9

20.3

20.6

20.8

Thermal conductivity
[W/(M·k)](20℃)

120

116

112

123

Electrical conductivity
(%IACS)(20℃)

≥26

≥25

≥24

≥24

Resistivity
(μΩ.cm20℃)

6.2

6.9

7.1

6.2

Specific heat
(J/g/℃)

0.377

0.377

0.377

0.377

Modulus of elasticity
(KN/mm2)

110

103

105

105

 

Mechanical Properties

 

Grade

Temper

Tensile Strength
(N/mm2)

Elongation
(%)

Hardness
(HV)

Bending Test

Bending Angle

Inner Radius

C2600

O

≥275

≥35

-

1800

0T

1/4H

325-420

≥30

-

1800 or W

0.5T

1/2H

355-450

≥23

85-145

1800 or W

1.0T

3/4H

375-490

≥10

96-160

1800 or W

1.5T

H

410-540

-

105-175

1800 or W

1.5T

EH

520-620

-

145-195

-

-

SH

570-670

-

165-215

-

-

ESH

≥620

-

≥180

-

-

C2680

O

≥275

≥35

-

1800

0T

1/4H

325-420

≥30

75-125

1800

0.5T

1/2H

355-450

≥23

85-145

1800 or W

1.0T

3/4H

375-490

≥10

95-165

1800 or W

1.5T

H

410-540

-

105-175

1800 or W

1.5T

EH

520-620

-

145-195

-

-

SH

570-670

-

165-215

-

-

ESH

≥620

-

≥180

-

-

C2720

O

≥275

≥40

-

1800

0T

1/4H

325-410

≥35

75-125

1800

0.5T

1/2H

355-440

≥28

85-145

1800

1.0T

H

≥410

-

≥105

1800

1.5T

C2801

O

≥325

≥35

-

1800

1.0T

1/4H

355-440

≥25

85-145

1800

1.5T

1/2H

410-490

≥15

105-160

1800

1.5T

H

≥470

-

≥130

900

1.0T

 

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