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Product Detail

Product Detail

Product Details

Constantan wire Copel compensation level 0.4mm 0.6mm 0.67mm 1.76mm

Constantan wire Copel compensation level 0.4mm 0.6mm 0.67mm 1.76mm
Product Details

Constantan wire

Constantan: It is mainly composed of copper and nickel. It has a low resistance temperature coefficient, a wide operating temperature range (below 500 ℃), good machinability, corrosion resistance and brazing. It can make variable resistance and strain resistance elements in AC instruments.

Chemical composition

Name

Grade

Mainly composition%

Executive Standard

Cu

Mn

Ni

Cr

Constantan

6J40

Bal.

1~2

39~41

-

GB/T6145-2010


Product performance

Name

Grade

ResistivityμΩ.m

Temperature

coefficient of

resistance(℃)

Thermoelectric potential for Cu(0~100℃)

Maximum
service
temperature of wire(℃)

Elongation(%)

Tensile

strength

(N/mm2)

Executive
Standard

Constantan

6J40

0.48±0.03

≤±40

45

≤500

≥15

≥390

GB/T6145-2010


Product size and tolerance

Diameter(mm)

0.02~

0.028

0.032~

0.0

0.112~

0.28

0.135~

0.50

0.56~

1.0

1.06~

1.60

1.70~

2.12

2.24~

3.00

3.15~

4.50

Executive

Standard

Tolerance(mm)

±0.002

±0.003

±0.005

±0.010

±0.015

0.020

±0.025

±0.030

±0.035

GB/T6145-2010


Tel:0519-85500938             Phone:15261134748 Address: Gate 6, No. 5, Heng'an Road, Zhenglu Town, Tianning District, Changzhou City, Jiangsu, China
CHANGZHOU CHUANGXIN INSTRUMENT MATERIALS CO.,LTD.
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