C2600

C2680

C2700

C2720

C2801

chemical composition（%）

copper：68.5~71.5

copper：64.0~68.0

copper：63.0~67.0

copper：62.0~64.0

copper：59.0~62.0

Zinc: allowance

Zinc: allowance

Zinc: allowance

Zinc: allowance

Zinc: allowance

proportion（gm/cm³）

8.53

8.7

8.7

8.7

8.7

CTE（）

19.9

20.3

20.5

20.2

20.8

coefficient of heat conduction（Cal/c㎡/cm/sec/℃）

0.29

0.29

0.28

0.27

0.29

conductivity（%ACS,20℃）

≥28

≥27

≥27

≥27

≥28

tensile strength（N/m㎡）

soften

≥295

≥295

≥295

≥295

≥320

1/4H

330~415

330~415

330~415

330~415

350~440

1/2H

370~440

370~440

370~440

370~440

410~490

3/4H

410~470

410~470

410~470

410~470

~

H

430~510

430~510

430~510

430~510

≥450

EH

510~610

510~610

510~610

510~610

~

SH

565~630

565~630

565~630

565~630

~

ESH

610~725

610~725

610~725

610~725

~

elongation（%）

soften

≥ 45

≥ 45

≥ 45

≥ 45

≥ 35

1/4H

≥ 40

≥ 40

≥ 40

≥ 40

≥ 25

1/2H

≥ 30

≥ 30

≥ 30

≥ 30

≥ 15

3/4H

≥ 20

≥ 20

≥ 20

≥ 20

~

H

≥ 14

≥ 14

≥ 14

≥ 14

~

EH

≥ 8

≥ 8

≥ 8

≥ 8

~

SH

≥ 5

≥ 5

≥ 5

≥ 5

~

ESH

~

~

~

~

~

hardness（HV）

soften

≤90

≤90

≤90

≤90

~

1/4H

90~105

90~105

90~105

90~105

85~105

1/2H

105~130

105~130

105~130

105~130

105~130

3/4H

130~145

130~145

130~145

130~145

~

H

145~160

145~160

145~160

145~160

≥ 130

EH

160~175

160~175

160~175

160~175

~

SH

175~190

175~190

175~190

175~190

~

ESH

190~210

190~210

190~210

190~210

~

softening temperature（℃）

~

~

~

~

~

elasticity coefficient

110

103

103

103

103

The brass alloy of Yirong Hardware has beautiful color and lustre, ductility, corrosion resistance, excellent tensile processing, good electroplating and weldability. It is widely used in wiring equipment parts, marking boards, measuring instrument boards, buttons, cameras, thermos flask, terminal connectors and so on.

lead brass

dominant sector

impurity composition %

Sum of impurities %

Cu

Pb

Zn

Fe

Sn

C3601

59.0~63.0

1.8~3.7

margin

≤0.30

Fe＋Sn≤0.5

≤1.00

C3602

59.0~63.0

1.8~3.7

margin

≤0.50

Fe＋Sn≤1.2

≤1.20

C3603

57.0~61.0

1.8~3.7

margin

≤0.35

Fe＋Sn≤0.6

≤1.20

C3604

57.0~61.0

1.8~3.7

margin

≤0.50

Fe＋Sn≤1.2

~

C3605 

56.0~60.0

3.5~4.5

margin

≤0.50

Fe＋Sn≤1.2

~

C3771

57.0~61.0

1.0~2.5

margin

Fe＋Sn≤1.0

~

C36000

60.0~63.0

2.5~3.7

margin

≤0.35

~

~

C37700

58.0~61.0

1.5~2.5

margin

≤0.30

~

~

CZ120

58.0~60.0

1.5~2.5

margin

~~

~

≤0.30

CZ121Pb3

56.5~58.5

2.5~3.5

margin

≤0.30

~

≤0.70

CZ119

61.0~64.0

1.0~2.5

margin

~

~

≤0.30

CW602N

61.0~63.0

1.7~2.8

margin

≤0.10

≤0.10

Al0.05 Ni≤0.30

CW614N

57.0~59.0

2.5~3.5

margin

≤0.50

≤0.40

Al≤0.1 Ni≤0.50

CW617N

57.0~59.0

1.5~2.5

margin

≤0.30

≤0.30

Al≤0.1 Ni≤0.40

High strength, high wear resistance, complex brass alloy

Material is qualitative

specification

performance

use

ASTM

DIN

C67420

CuZn37Mn3Al2PbSi(CW713R)

3.0~150mm

Manganese brass alloy material has high strength, high hardness, high wear resistance

Widely used in automobile, hydraulic and mechanical production industries;

And the field for automotive synchronizer gear rings, turbochargers, bearings, bushings and gears

C67300

~

~

 CuZn38Mn2NiSi

C86300

DIN1709

Has good high hardness, high strength, high wear resistance, high corrosion resistance

Widely used in mold standard parts

G~CuZn25Al5