Precision Alloy

 

Diameter:  0.03mm – 10.0mm

Packing:  spool, coil, carton and plywood case

Application:  power resistors, shunts, thermocouples and wire-wound precision resistors having operating temperatures up to 400 degree.

Other popular grade: 1J22, 4J29, 4J36, 6J40, 6J11, 6J12,6J8, 6J13 etc.

 

Precision resistance alloy wires.

 

Nomenclature		6J40	6J11	6J12	6J8	6J13
Performance		Constantan	New Constantan	Manganin	F1 Manganin	F2 Manganin
Main Chemical Composition (%)	Mn	1~2	10.5~12.5	11~13	8~10	11~13
	Ni	39~41	-	2~3	-	2~5
	Cu	Bal.	Bal.	Bal.	Bal.	Bal.
	other		Al:2.5~4.5		Si:1~2
			Fe:1.0~1.6
Continuous service temperature of element (ºC)		5~500	5~500	5~45	10~80	10~80
Density (g/cm3)		8.88	8	8.44	8.7	8.4
Resistivity at 20℃ (μΩ.m)		0.48±0.03	0.49±0.03	0.47±0.03	0.35±0.05	0.44±0.04
Elongation rate (%,Φ>0.5,L0=200mm)		≥15	≥15	≥15	≥15	≥15
TCR (α×106C-1)		-40~+40	-80~+80	-3~+20	-5~+10	0~+40
μv /℃(0~100℃)  EMF vs Copper		45	2	1	2	2