Supplier of Professional Specialty Metal Materials

Collaborative Development of Innovative Metal Applications

Learn More

Tai Mao Technology –

Comprehensive Metal Material Supplier – Your Best Choice!

Learn More
Heartfelt Service．Quality Management．Disruptive Innovation

Dedicated Service • Quality Management • Innovative Thinking

Learn More

Product IntroductionCopper Alloys>Various Copper Alloys

Common Copper Alloy Materials

 

Alloy Grade

Brief Description

Applications

C5102

Sn content 5%; good strength, good corrosion resistance, and excellent workability.

Suitable for high-performance electrical precision materials.
C5191

Sn content 6%; high hardness characteristics.

Suitable for electrical machinery materials, bonding terminals, IC components, etc.

The above two grades have good ductility, fatigue resistance, and corrosion resistance. Applications: spring pieces for electronics and electrical appliances, switches, lead frames, connectors, diaphragms, bellows, and fuse clips, etc.

C5210

 Sn content 8%; good fatigue resistance and elastic properties. Characteristics: good ductility and corrosion resistance.

Suitable for switches, relays, and connectors used in communication, information, and measuring equipment.

C2680

Good cold forgeability and good secondary processability.

Suitable for mechanical parts and electrical parts.

C1020

Good electrical and thermal conductivity and ductility; weldability, corrosion resistance, and weather resistance; does not become hydrogen embrittled by high-temperature heating in air.

Applications: electrical parts and chemical industry uses, etc.

C1100

Good electrical and thermal conductivity; good ductility, corrosion resistance, and weather resistance.

Suitable for electrical parts and chemical industry uses, etc.
 

Category

UNS Number

Copper

C10100 ~ C15815

High-Copper Alloys

C16200 ~ C19900

Cu-Zn Alloys (Brass)

C21000 ~ C28000

Cu-Zn-Pb Alloys (Lead Brass)

C31200 ~ C38500

Cu-Zn-Sn Alloys (Tin Brass)

C40400 ~ C48600

Cu-Sn-P Alloys (Phosphor Bronze)

C50100 ~ C52480

Cu-Sn-Pb-P Alloys (Lead-Containing Phosphor Bronze)

C53400 ~ C54400
 

Category

UNS Number

Cu-P and Cu-Ag-P Alloys (Brazing Copper Alloys)

C55180 ~ C55284

Cu-Al Alloys (Aluminum Bronze)

C60800 ~ C64210

Cu-Si Alloys (Silicon Bronze)

C64700 ~ C66100

Other Cu-Zn Alloys

C66300 ~ C69710

Cu-Ni Alloys

C70100 ~ C72950

Cu-Ni-Zn Alloys (Nickel Silver)

C73500 ~ C79830

Cast Copper Alloys

C80000 ~ C90000

C19000 Super Cu-Ti - Composition and Properties

 

【Chemical Composition】

CU

Ti

 

      

Balance

≥99.5

 

      
 

【Physical Properties】

Specific Gravity

 g/cm³  8.68

Electrical Conductivity

%IACS

13

Thermal Conductivity

W/m·K

50

Coefficient of Thermal Expansion

10-6/K

17.6

Modulus of Elasticity

Gpa
(KN∕m㎡ )

120

Stress Realxation (Remining Stress) Rate

%
150∘C X 1000h

95
 

【Mechanical Properties】

Temper

Tensile strength

Mpa

(N/m㎡)

(Rm)

Yield strength

Mpa

(N/m㎡)

(Rp0.2)

Elongation

%

Hardness

HV

Bendability

90∘

Thickness

Range

G/W

B/W

H

920-1080

850-1000
≥830

10

300-340

0.0

0.5

≤0.15mm

0.5

1.0

0.15-0.25

1.0

1.5

0.25-0.30

EH

970-1100

900-1050
≥880

6

310-360

0.0

1.0

≤0.12mm

1.0

2.0

0.12-0.22

1.0

2.5

0.22-0.3

SH

1010-1200

950-1150

3

315-380

0.0

1.0

≥0.08mm

1.0

2.0

0.08-0.10

1.0

1.0

0.10-0.20

ESH

1050-1250

1000-1200

N/A

320-400

1.0

2.0

≥0.08mm

0.08-0.15

C1814 High-Conductivity, High-Strength Material - Composition and Properties

 

【Chemical Composition】

CU

Cr

Zr

Si

    

Balance

0.2-0.4

0.07-0.13

0.01-0.03

    
 

【Physical Properties】

Specific Gravity

 g/cm³ 

8.9

Electrical Conductivity

%IACS

80

Thermal  Conductivity

cal/c㎡/㎝/sec/℃

20℃

0.76

Coefficient of Thermal Expansion

10-6/K

17.1

Modulus of Elasticity

Gpa

137

Stress Realxation (Remining Stress) Rate

%
120∘C X 1000h

80
 

【Mechanical Properties】

Temper

Tensile strength

Mpa

(N/m㎡)

(Rm)

Yield strength

Mpa

(N/m㎡)

(Rp0.2)

Elongation

%

Hardness

HV

Bendability

90∘

G/W

B/W

1/2H

470~550

350~510

6min

135~160

0.5

0.5

H

510~590

410~570

3min

145~170

0.5

0.5

SH

540min

520min

4min

165min

N/A

N/A

C18400 Cu-Cr-Zr Alloy - Composition and Properties

 

【Chemical Composition】

CU

Cr

Zr

OTHER

    

Balance

0.4-1.2%

0.03-0.3%

＜0.2%

    
 

【Physical Properties】

Specific Gravity

 g/cm³ 

8.9

Electrical Conductivity

%IACS

88

Thermal Conductivity

W/m·K

330

Coefficient of Thermal Expansion

10-6/K

18.6

Modulus of Elasticity

Gpa
(KN∕mm2 )

137

Stress Realxation (Remining Stress) Rate

%
150∘C X 1000h

93
 

【Mechanical Properties】

Temper

Tensile strength

Mpa

(N/m㎡)

(Rm)

Yield strength

Mpa

(N/m㎡)

(Rp0.2)

Elongation

%

Hardness

HV

Bendability

90∘

G/W

B/W

R480

480-560

≧450

≧8

150-190

1.5

1.5

R540

540-630

≧500

≧4

160-200

2.0

2.0

C14415 Cu-Sn Alloy - Composition and Properties

 

【Chemical Composition】

CU

Sn

Fe

Ni

Zn

  

Balance

0.10%

<0.02

<0.02

<0.1

  
 

【Physical Properties】

Specific Gravity

 g/cm³ 

8.9

Electrical Conductivity

%IACS

83+

Thermal Conductivity

W/m·K

360

Coefficient of Thermal Expansion

10-6/K

17

Modulus of Elasticity

Gpa
(KN∕mm2)

128

Stress Realxation (Remining Stress) Rate

%
150∘C X 1000h

93
 

【Mechanical Properties】

Temper

Tensile strength

Mpa

(N/m㎡)

(Rm)

Yield strength

Mpa

(N/m㎡)

(Rp0.2)

Elongation

%

Hardness

HV

Bendability

90∘

G/W

B/W

H03

(R420)

420-490

≧400

≧2

120-140

1

1

H04

(R460)

460-560

≧410

≧2

135-155

1.5

1.5

C19010 Low-Nickel Silicon Copper Alloy - Composition and Properties

 

【Chemical Composition】

CU

Ni

Si

P

 

  

Balance

0.8~1.8

0.15~0.3

0.01~0.05

 

  
 

【Physical Properties】

Specific Gravity

 g/cm³ 

8.9

Electrical Conductivity

%IACS

55

Thermal Conductivity

W/m·K

260

Coefficient of Thermal Expansion

10-6/K

16.8

Modulus of Elasticity

Gpa
(KN∕mm2)

135

Stress Realxation (Remining Stress) Rate

%
150∘C X 1000h

 
 

【Mechanical Properties】

Temper

Tensile strength

Mpa

(N/m㎡)

(Rm)

Yield strength

Mpa

(N/m㎡)

(Rp0.2)

Elongation

%

Hardness

HV

Bendability

90∘

G/W

B/W

R360

360~430

≧300

≧12

100~130

0.00

0.00

R410

410~470

≧360

≧10

125~155

0.00

0.00

R460

460~520

≧410

≧7

135~165

0.50

1.00

R520

520~580

≧460

≧5

145~175

1.00

1.50

R580

580~650

≧520

≧4

160~210

2.00

2.00

L96 Cu-Ni-Sn Alloy - Composition and Properties

 

【Chemical Composition】

CU

Ni

Sn

 

 

  

Balance

9.00%

6.00%

 

 

  
 

【Physical Properties】

Electrical Conductivity

6MS/m

10 %IACS

Thermal Conductivity

54 W/(m·K)

31 Btu·ft/(ft²·h·°F)

Resistivity

0.4 10-ᵌ/K

0.2 10-ᵌ/°F

Coefficient of Thermal Expansion

17.3 10-6/K

9.6 10̄ 6/°F

Density

8.89 g/cm³

0.321 lb/in³

Elastic Modulus

130 Gpa

18.800 ksi

Specific Heat

0.381 J/(g·k)

0.091 Btu/(Ib·°F)

Poisson's Ratio

0.34

0.34
 

【Mechanical Properties】(values in parentheses are for reference only)

Condition

Tensile Strength Rm MPa

Ksi

Yield Strength

Ksi

Elongation A50%

Vickers Hardness HV

TB00

420-520

61-75

≥180

≥26

≥15

(95-130)

TH00

≥750

≥109

≥700

≥102

≥7

(260-330)

TD02

600-700

87-102

≥550

≥80

≥3

(180-230)

TH02

≥880

≥128

≥800

≥116

≥3

(280-340)

TD04

675-775

98-112

≥600

≥87

≥1

(210-240)

TH04

≥930

≥135

≥900

≥131

≥1

(300-350)
 

【Mechanical Properties】Age-Hardened Condition at Factory Delivery (values in parentheses are for reference only)

Condition

Tensile Strength Rm MPa

Ksi

Yield Strength Rp0.2

Ksi

Elongation A50%

Vickers Hardness HV

TM00

600-840

87-122

≥500

≥73

≥10

(200-300)

TM02

800-900

116-131

≥750

≥109

≥7

(260-300)

TM04

850-950

123-138

≥800

≥116

≥3

(280-330)

TM06

≥900

≥131

≥850

≥116

≥3

(≥310)

The special characteristics of L96 Cu-Ni-Sn alloy are: very high strength and very good stress relaxation resistance, and it also has good formability. Typical applications are miniaturized signal connectors, spring pieces in mobile phones, and grounding contacts in consumer electronics and communication products.

Loading