KLF194 CDA No. 19400

KFC194 is an alloy with same chemical composition as CDA alloy 19400 improved properties such as excellent tensile strength, electrical conductivity, punching quality and formability due to an unique manufacturing process.

Features

1.        Improved strength and electrical conductivity compared to conventional C19400.

2.        Good bendability and multiple bending properties.

3.        Excellent heat resistance up to approximately 750K (4800C)

Chemical Composition

       Cu: Residual, Fe: 2.1-2.6, P: 0.015-0.15, Zn: 0.015-0.20

Physical Properties

Specific

Gravity

Thermal Expansion Coefficient

(293-725K)

Thermal Conductivity

(293K)

Volume Resistivity

(293K)

Electrical Conductivity

Longitudinal Elasticity Coefficient

8.9 g/cm3

17.6x10-6/K

2.84x102 W/mK

2.43 uohm.cm

70% IACS

1.20x105 N/mm2

Mechanical Properties

Temper

Grade

Tensile Strength

(N/mm2)

Elongation

(%)

Vickers Hardness

(For reference)

1/2H

365-430

min 6

115-135

H

410-480

min 5

130-145

SH

480-525

min 5

140-155

SHT

540-580

min 5

150-170

Product Range (Unit: mm)

Shape

Thickness

Width

Length

Unit Weight

(kg/1mm width)

Plate

0.1-0.4

max 600

max 1600

-

Strip

0.1-0.4

6-610

-

2-3

Note: (1) The spool diameter range from 150 mm to 500 mm in increments of 50mm.

        (2) The coil spool is also available in resin and steel.

        

Uses

       IC leadframes, terminals, various electrical components.

 

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