Tough Pitch Copper Alloys

A high-purity copper alloy with excellent electrical and thermal conductivity

Application

Electrical and electronic components, welding parts, and communication equipment components

Range Of Production

Shape

Extruded rods(mm)

Drawn rods(mm)

Length

Round

20 ~ 90

3 ~ 71

Over 2 meters

(Additional cutting process required

 for lengths below 2 meters)

Square

20 ~ 80

6 ~ 50

Hexagonal

20 ~ 90

6 ~ 66

Packaging Conditions

Domestic Sales

- MOQ: 400 KGS

- PP band strapping, Products with diameters below 12 mm are packed in 25 kg bundles and then bulk-packed

Export Sales

- MOQ: 400KG

- Available in wooden crates or paperboard packaging (500 kg / 1,000 kg)

- Wooden Crate Packaging : Standard packaging + polyethylene wrapping + steel banding

- Paperboard Packaging: Standard packaging + paperboard outer packaging

Handling Specifications and Materials

Chemical Composition

Alloys

Standard

Chemical composition,wt.%

Cu

P

C1100

KS/JIS

57.0-61.0

1.0-2.5

C37700

ASTM

58.0-61.0

1.5-2.5

Dimensional Tolerances(mm)

Standard

Drawn rods

Diameter

Tolerance(Round)

Tolerance(Other Shapes)

KS/JIS

2 ~ 3

±0.03

±0.05

3.01 ~ 6

±0.04

±0.06

6.01 ~ 10

±0.04

±0.08

10.01 ~ 20

±0.06

±0.11

20.01 ~ 35

±0.08

±0.18

35.01 ~ 50

±0.10

±0.25

50.01 ~

±0.3%

±0.6%

ASTM

~3.81

±0.033

±0.063

3.82 ~ 12.7

±0.038

±0.076

12.71 ~ 25.4

±0.050

±0.101

25.41 ~ 50.8

±0.063

±0.127

50.81 ~

±0.15%

±0.30%

Standard

Extruded Rods

Diameter

Tolerance(Round)

Tolerance(Other Shapes)

KS/JIS

6 ~ 30

±0.3

30.01 ~

±1.0%

ASTM

~25.4

±0.25

25.41 ~ 50.8

±0.38

50.81 ~ 76.2

±0.63

76.21 ~ 88.9

±0.88

88.91 ~ 101.6

±1.52