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Jiangyin Chengxin Alloy Material Co., Ltd ，

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City:changzhou

Province/State:jiangsu

Country/Region:china

Contact Person:MrChangfeng Ye

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China Highly Conductive CuNi Alloy CuNi4/NC007/C72150/2.0842 For Electrical Components And Heating Elements wholesale

2.0842 For Electrical Components And Heating Elements

Name: Highly Conductive CuNi Alloy CuNi4NC007C7215020842 For Electrical Components And Heating Elements
Brand: Senphus
Price: 1 USD

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Brand Name :Senphus

Model Number :CuNi4/NC007/C72150/2.0842

Certification :ISO9001

Place of Origin :Jiangsu, China

MOQ :5kg

Payment Terms :T/T, D/P

Supply Ability :30 Tons per day

Delivery Time :3 days

Packaging Details :Packed with waterproof paper or weave bag, into pallets or wooden case. Special packaging requirements can also be accommodated.

Type :Nickel wire

Application :Heating,household electrical application

Color :Silvery White/bright or oxidized

Product name :CuNi4 NC007 copper nickel wire

Resistivity :0.07 ±10%

Melting temperature in ℃ :1090

Min.tensile strength in N/mm2 :220

Elongation :25

Density :8.9

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Highly Conductive CuNi Alloy CuNi4/NC007/C72150/2.0842 for Electrical Components and Heating Elements

CuNi4 NC007 C72150 2.0842 Copper-Nickel Alloy Wire is a copper-nickel alloy that contains approximately 4% nickel and 96% copper, with small amounts of other elements such as manganese, silicon, and iron. This alloy is recognized for its excellent corrosion resistance, especially in seawater and marine environments, as well as its moderate strength, good electrical conductivity, and thermal properties. The addition of nickel significantly improves its mechanical properties and resistance to corrosion. CuNi4 NC007 C72150 2.0842 Copper-Nickel Alloy Wire is a copper-nickel alloy with 4% nickel that provides excellent corrosion resistance, especially in marine environments. It is used in seawater piping, heat exchangers, cooling systems, and electrical components where a combination of moderate strength, good electrical conductivity, and corrosion resistance is required. CuNi4 is a versatile material that performs well in marine and industrial environments but may not be suitable for high-strength or high-temperature applications where more specialized alloys are required.

GB	ISO	ASTM	DIN/EN
CuNi4/NC007	CuNi44Mn1	C72150	2.0842

Main physical properties:

Max continuous operating temperature ℃

200

Resistance temperature coefficient x 10^-5/℃(20℃-600℃)

<50

Thermovoltage to copper at 20℃ in μV/K

-12

Thermal expansion coefficient ×10^-6/K(20℃-400℃)

17.5

Thermal conductance at 20℃ W/mK

130

Specific heat capacity at 20℃ J/gK

0.38

Some key features of CuNi-4 include:

Composition:

Copper (Cu): 96% (provides excellent electrical conductivity, thermal conductivity, and formability).

Nickel (Ni): 4% (enhances corrosion resistance, particularly in marine environments, and increases strength).

Manganese (Mn) and Silicon (Si): Trace elements that contribute to strength, oxidation resistance, and improve workability.

Iron (Fe): Small amounts contribute to overall strength and resistance to wear.

Corrosion Resistance:

Marine Environments: The 4% nickel content offers excellent resistance to seawater corrosion, making it ideal for marine applications like shipbuilding, offshore structures, and seawater cooling systems.

Chemical Resistance: It performs well in mildly acidic and alkaline environments, making it suitable for chemical processing applications and industrial piping.

Biofouling Resistance: CuNi4 alloy also has good resistance to biofouling, which is important in applications exposed to seawater and where marine organisms may accumulate on surfaces.

Mechanical Properties:

Strength and Ductility: CuNi4 offers a good balance of strength and ductility, providing the ability to be drawn into wire or tubing while maintaining structural integrity.

Workability: The alloy is highly workable and can be cold-formed, hot-formed, or welded into different shapes without significant degradation of its properties.

Fatigue Resistance: It performs well under thermal cycling and mechanical stress, making it ideal for vibration-prone applications.

Electrical and Thermal Conductivity:

Electrical Conductivity: CuNi4 retains good electrical conductivity, although it is slightly lower than pure copper, making it suitable for electrical wiring, connectors, and resistance-based applications.

Thermal Conductivity: While its thermal conductivity is also lower than pure copper, CuNi4 remains suitable for applications that require heat transfer, such as heat exchangers and cooling systems.

Weldability and Fabrication:

Weldability: CuNi4 alloy is generally easy to weld using standard methods like TIG (Tungsten Inert Gas) and MIG (Metal Inert Gas). However, the welding process must be carefully controlled to avoid overheating and avoid defects such as oxidation.

Formability: CuNi4 can be easily fabricated into wire, strip, sheet, and tube forms, making it versatile for use in various industrial and marine applications.

Applications:

Marine Applications: CuNi4 is widely used in marine environments for seawater piping, heat exchangers, cooling systems, marine hardware, and offshore oil rigs.
Chemical and Industrial Processing: Used in piping, tubing, valves, and chemical reactors where resistance to corrosion and wear is important, particularly in mildly acidic or alkaline environments.
Electrical Components: Used in wires, connectors, resistors, and other electrical components that require moderate conductivity and corrosion resistance.
Heat Exchangers: Suitable for heat exchangers and cooling systems that need good thermal conductivity and corrosion resistance in marine or industrial settings.

Advantages of CuNi4 NC007 C72150 2.0842 Copper-Nickel Alloy Wire:

Excellent Corrosion Resistance: The 4% nickel content provides superior resistance to seawater corrosion, making it ideal for marine and offshore applications.
Good Electrical and Thermal Conductivity: Provides efficient electrical and thermal conductivity, though slightly lower than pure copper, it is still effective in many applications.
Moderate Strength and Ductility: Offers a good balance of strength and ductility, making it versatile and easy to fabricate.
Resistance to Biofouling: Its resistance to biofouling makes it a valuable material for use in seawater-cooled systems and marine environments.
Workability and Weldability: It is easy to fabricate, weld, and form into various shapes, suitable for numerous industrial and marine applications.

Main technical data

Type		CuNi1 NC003	CuNi2 NC005	CuNi4 NC007	CuNi6 NC010	CuNi8 NC012	CuMn3 NC012	CuNi10 NC015	CuNi14 NC020	CuNi19 NC025	CuNi23 NC030	CuNi30 NC035	CuNi34 NC040	CuNi44 NC050
Composition(%)	Cu	Rest	Rest	Rest	Rest	Rest	Rest	Rest	Rest	Rest	Rest	Rest	Rest	Rest
	Mn	/	/	/	/	/	3	/	0.3	0.5	0.5	1.0	1.0	1.0
	Ni	1	2	4	6	8		10	14.2	19	23	30	34	44
Max.continuous operating temperature(℃)		200	200·	200	220	250	200	250	300	300	300	350	350	400
Resistivity at 20℃(μ m)		0.03 ±10%	0.05 ±10%	0.07 ±10%	0.10 ±10%	0.12 ±10%	0.12 ±10%	0.15 ±10%	0.20 ±5%	0.25 ±5%	0.30 ±5%	0.35 ±5%	0.40 ±5%	0.49 ±5%
Resisitance-temperature coefficient 20-600℃ (×10-5/℃)		＜ 100	＜ 120	＜ 50	＜ 60	＜ 57	＜ 38	＜ 50	＜ 38	＜ 25	＜ 16	＜ 10	＜ -0	＜ -6
Thermovoltage to copper at 20℃ in (μV/K)		-8	-12	-12	-18	-22	1	-25	-28	-32	-34	-37	-39	-43
Mean coefficient of linear thermal expansion, in (10^-6/K) , at a temperature between 20 ℃ and 400 ℃		17.5	17.5	17.5	17.5	17.5	18	17.5	17.5	17.5	17.5	17.0	16.0	15.0
Thermal conductance at 20℃ (W/mK)		145	130	130	92	75	84	59	48	38	33	27	25	23
Specific heat capacity at 20℃ in (20℃ J/gK)		0.38	0.38	0.38	0.38	0.38	0.39	0.38	0.38	0.38	0.38	0.39	0.40	0.41
Density at 20 ℃(g/cm3)		8.9	8.9	8.9	8.9	8.9	8.8	8.9	8.9	8.9	8.9	8.9	8.9	8.9
Melting temperature in (℃)		1085	1090	1090	1095	1097	1050	1100	1115	1135	1150	1170	1180	1280
Min.tensile strength in (N/mm²⁾		210	220	220	250	270	290	290	310	340	350	400	400	420
Elongation(%)		25	25	25	25	25	25	25	25	25	25	25	25	25

Technical data table

Diameter(mm)	NC003 CuNi1	NC005 CuNi2	NC007 CuNi4	NC010 CuNi6	NC012 CuNi8	NC015 CuNi10	NC020 CuNi14	NC025 CuNi19	NC030 CuNi23	NC035 CuNi30	NC040 CuNi34	NC050 CuNi44
Diameter(mm)	NC003 CuNi1	NC005 CuNi2	NC007 CuNi4	NC010 CuNi6	NC012 CuNi8	NC015 CuNi10	NC020 CuNi14	NC025 CuNi19	NC030 CuNi23	NC035 CuNi30	NC040 CuNi34	NC050 CuNi44
0.10	3.82	6.36	8.91	12.73	15.28	19.09	25.46	31.83	38.19	44.56	50.93	62.39
0.11	3.16	5.26	7.37	10.52	12.63	15.78	21.04	26.30	31.56	36.82	42.09	51.56
0.12	2.65	4.42	6.19	8.84	10.61	13.26	17.68	22.10	26.52	30.94	35.37	43.33
0.13	2.26	3.76	5.27	7.53	9.04	11.30	15.07	18.83	22.60	26.36	30.14	36.92
0.14	1.95	3.24	4.55	6.49	7.80	9.74	12.99	16.24	19.48	22.73	25.98	31.83
0.15	1.70	2.82	3.96	5.65	6.79	8.48	11.31	14.14	16.97	19.80	22.64	27.73
0.16	1.49	2.48	3.48	4.97	5.97	7.46	9.95	12.43	14.92	17.40	19.89	24.37
0.17	1.32	2.20	3.08	4.40	5.29	6.60	8.81	11.01	13.21	15.41	17.62	21.59
0.18	1.18	1.96	2.75	3.92	4.72	5.89	7.86	9.82	11.78	13.75	15.72	19.26
0.19	1.06	1.76	2.47	3.52	4.23	5.29	7.05	8.81	10.58	12.34	14.11	17.28
0.20	0.95	1.59	2.23	3.18	3.82	4.77	6.36	7.95	9.54	11.14	12.73	15.60
0.21	0.87	1.44	2.02	2.88	3.46	4.33	5.77	7.21	8.66	10.10	11.55	14.15
0.22	0.79	1.31	1.84	2.63	3.16	3.94	5.26	6.57	7.89	9.20	10.52	12.89
0.23	0.72	1.20	1.68	2.40	2.89	3.61	4.81	6.01	7.22	8.42	9.63	11.79
0.24	0.66	1.10	1.55	2.21	2.65	3.31	4.42	5.52	6.63	7.73	8.84	10.83
0.25	0.61	1.01	1.43	2.03	2.44	3.05	4.07	5.09	6.11	7.13	8.15	9.98
0.26	0.57	0.94	1.32	1.88	2.26	2.82	3.77	4.70	5.65	6.59	7.53	9.23
0.27	0.52	0.87	1.22	1.74	2.10	2.61	3.49	4.36	5.23	6.11	6.99	8.56
0.28	0.49	0.81	1.14	1.62	1.95	2.43	3.25	4.06	4.87	5.68	6.50	7.96
0.29	0.45	0.75	1.06	1.51	1.82	2.27	3.03	3.78	4.54	5.29	6.06	7.42
0.30	0.42	0.70	0.99	1.41	1.70	2.12	2.83	3.53	4.24	4.95	5.66	6.93
0.31	0.40	0.66	0.93	1.32	1.59	1.98	2.65	3.31	3.97	4.63	5.30	6.49
0.32	0.37	0.62	0.87	1.24	1.49	1.86	2.49	3.11	3.73	4.35	4.97	6.09
0.33	0.35	0.58	0.82	1.17	1.40	1.75	2.34	2.92	3.51	4.09	4.68	5.73
0.34	0.33	0.55	0.77	1.10	1.32	1.65	2.20	2.75	3.30	3.85	4.41	5.40
0.35	0.31	0.51	0.73	1.03	1.25	1.55	2.08	2.60	3.11	3.63	4.16	5.09
0.36	0.29	0.49	0.69	0.98	1.18	1.47	1.96	2.46	2.94	3.43	3.93	4.81
0.37	0.28	0.46	0.65	0.93	1.12	1.39	1.86	2.33	2.79	3.25	3.72	4.56
0.38	0.26	0.44	0.62	0.88	1.06	1.32	1.76	2.20	2.64	3.08	3.53	4.32
0.40	0.24	0.39	0.56	0.79	0.95	1.19	1.59	1.99	2.38	2.78	3.18	3.90
0.41	0.23	0.37	0.53	0.76	0.91	1.13	1.51	1.89	2.27	2.65	3.03	3.71
0.42	0.22	0.36	0.51	0.72	0.87	1.08	1.44	1.80	2.16	2.52	2.89	3.54
0.43	0.21	0.34	0.48	0.69	0.83	1.03	1.38	1.72	2.06	2.41	2.75	3.37
0.44	0.20	0.32	0.46	0.66	0.79	0.98	1.31	1.64	1.97	2.30	2.63	3.22
0.45	0.19	0.31	0.44	0.63	0.75	0.94	1.26	1.57	1.88	2.20	2.52	3.08
0.46	0.18	0.30	0.42	0.60	0.72	0.90	1.20	1.50	1.80	2.10	2.41	2.95
0.47	0.17	0.28	0.40	0.58	0.69	0.86	1.15	1.44	1.72	2.01	2.31	2.82
0.48	0.17	0.27	0.39	0.55	0.66	0.82	1.10	1.38	1.65	1.93	2.21	2.71
0.49	0.16	0.26	0.37	0.53	0.64	0.79	1.06	1.33	1.59	1.85	2.12	2.60
0.50	0.15	0.25	0.36	0.51	0.61	0.76	1.01	1.27	1.52	1.78	2.04	2.50
0.51	0.15	0.24	0.34	0.49	0.59	0.73	0.98	1.22	1.46	1.71	1.96	2.40
0.52	0.14	0.23	0.33	0.47	0.57	0.70	0.94	1.18	1.41	1.65	1.88	2.31
0.53	0.14	0.22	0.32	0.45	0.54	0.67	0.91	1.13	1.35	1.59	1.81	2.22
0.54	0.13	0.22	0.31	0.44	0.52	0.65	0.87	1.09	1.30	1.53	1.75	2.14
0.55	0.13	0.21	0.29	0.42	0.51	0.63	0.84	1.05	1.26	1.47	1.68	2.06
0.56	0.12	0.20	0.28	0.41	0.49	0.60	0.81	1.02	1.21	1.42	1.62	1.99
0.57	0.12	0.19	0.27	0.39	0.47	0.58	0.78	0.98	1.17	1.37	1.57	1.92
0.58	0.11	0.19	0.27	0.38	0.45	0.56	0.76	0.95	1.13	1.32	1.51	1.85
0.59	0.11	0.18	0.26	0.37	0.44	0.54	0.73	0.91	1.09	1.28	1.46	1.79
0.60	0.11	0.18	0.25	0.35	0.42	0.53	0.71	0.88	1.06	1.24	1.41	1.73

Tolerance of ohm/m: ±5%
Round wire: range from 0.04mm (0.0016″) to 12mm (0.4724″)
Ribbon: range from 0.05mm (0.002″) to 6mm (0.2362″), Max ratio width : thickness = 10:1

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