Specifications

1)higher electrical resistance coefficient
2)high temperature oxidation resistance
3)good welding performance.

Product info

 

Product name:  Electrical wire high resistance wire chromel alloy wire

Other names:   electrical wire high resistance wire 

  

Application Range

 

High resistance alloy for electrical heating is main products of our company, suitable for making heating resistance element in metallurgy industry, chemical industry, mechanical industry, Glass and ceramic industry. It also applies to  heat resistant electrical alloy wire ,common resistance elements, such as regulator resistor and braking resistor

 

Product features

 

1)  It has higher electrical resistance coefficient than other electrical resistances

2)   high temperature oxidation resistance

3)   well mechanical properties of the material quality

4)   good welding performance

5)   At any position of each spindle , uniformity of the resistant can’t be allowed to excess 4%

 

The description of products

 

1) The chemical composition:

 

Brand	Chemical composition				Si	Cr	Ni	Al	Fe
	C	P	S	Mn
	Not more than
Cr20Ni80	0.08	0.020	0.015	0.60	0.75-1.60	20.0-23.0	remain	≤0.50	≤1.0
Cr15Ni60	0.08	0.020	0.015	0.60	0.75-1.60	15.0-18.0	55.0-61.0	≤0.50	remain
Cr20Ni35	0.08	0.020	0.015	1.00	1.00-3.00	18.0-21.0	34.0-37.0	-	remain
Cr20Ni30	0.08	0.020	0.015	1.00	1.00-2.00	18.0-21.0	30.0-34.0	-	remain
1Cr13Al4	0.12	0.025	0.025	0.70	≤1.00	12.0-15.0	≤0.60	4.0-6.0	remain
0Cr21Al6	0.06	0.025	0.025	0.70	≤1.00	19.0-22.0	≤0.60	5.0-7.0	remain
1Cr20Al3	0.10	0.025	0.025	0.70	≤1.00	18.0-21.0	≤0.60	3.0-4.2	remain

 

 2) Size and Tolerances

 

diameter	0.030-0.50	>0.050-0.100	>0.100-0.300	>0.300-0.500	>0.50-1.00	>1.00-3.00	EXECUTIVE STRANDARD
tolerance	±0.005	±0.007	±0.010	±0.015	±0.02	±0.03	GB/T1234-1995