ChangShu Electric Heating Alloy Material Factory CO.,LTD.

Index E-mail 中文版

· Ribbon series

· Strip series

· Fe-Cr-Al heating wire

· Fe-Cr-Al high-temperature wire

· Ni-Cr heating wire

· Cu-Ni heating wire

· Spring wire

· Non-standard heating elements

· Stainless steel

Add: 258, Hualian East Rd, Meili Town, Changshu City,
Jiangsu Province, China

Tel: +86(0)512-52660018 52669829

Fax: +86(0)512-52663085

Web: http://www.cseha.com

E-mail:
master@resistance-wire.com.cn

Position: Products

Code: Cr20Ni80、Cr15Ni60、Cr20Ni30

Material: Nickel chrome alloy strip

Specifications: Thickness:0.5-3.5mm,width:5.0-45.0mm

features: Our company produces nickel-chromium, nickel, ferrochrome strip with high purity, resistivity stability, good oxidation resistance, surface and higher in the high temperature strength, good processing properties and weldability, can be Widely in metallurgy, household appliances, machinery manufacturing and electrical heating elements made to do resistance materials industry.

Nickel-chromium strip main performance tables：

Material/performane		Cr20Ni80	Cr30Ni70	Cr15Ni60	Cr20Ni35	Cr20Ni30
Composition %	Ni	Rest	Rest	55.0～61.0	34.0～37.0	Composition %
	Cr	20.0～23.0	28.0～31.0	15.0～18.0	18.0～21.0
	Fe	≤1.0	≤1.0	Rest	Rest
Maximum temperature℃		1200	1250	1150	1100	1100
Meltiing point℃		1400	1380	1390	1390	1390
Density g/cm3		8.40	8.10	8.20	7.90	7.90
Resistivity μΩ·m，20℃		1.09±0.05	1.18±0.05	1.12±0.05	1.00±0.05	1.04±0.05
Elongation at rupture		≥20	≥20	≥20	≥20	≥20
Specific heat J/g.℃		0.440	0.461	0.494	0.500	0.500
Thermal conductivity KJ/m.h℃		60.3	45.2	45.2	43.8	43.8
Coefficient of lines expansion a×10-6/℃ （20～1000℃）		18.0	17.0	17.0	19.0	19.0
Micrographic structure		Austenite	Austenite	Austenite	Austenite	Austenite
Magnetic properties		Nonmagnetic	Nonmagnetic	Nonmagnetic	Weak magnetic	Weak magnetic

Technical parameters of nickel-chromium alloy strip Table 1：

W*T mm	Surface per meter cm²/m	Cr20Ni80			Cr15Ni60			Cr30Ni70
W*T mm	Surface per meter cm²/m	Resistance per meter Ω/m	cm²/Ω	Weight per meter g/m	Resistance per meter Ω/m	cm²/Ω	Weight per meter g/m	Resistance per meterΩ/m	cm²/Ω	g/m
3.5×25	570	0.01246		735	0.01269		717.5	0.0134	708.8
3.5×30	670	0.01038		882	0.01057		861	0.0112	850.5
3.5×35	770	0.00889		1029	0.00906		1004	0.0096	992.3
3.5×40	870	0.00779		1176	0.00793		1148	0.0084	1134
3.5×50	1070	0.00623		1470	0.00634		1435	0.0067	1417
3.0×25	560	0.01453		630	0.0148		615	0.0157	607.5
3.0×30	660	0.01211		756	0.01233		738	0.0131	729
3.0×35	760	0.01038		882	0.01057		861	0.0112	850.5
3.0×40	860	0.00908		1008	0.00925		984	0.0098	972
3.0×50	1060	0.00727		1260	0.0074		1230	0.0078	1215
2.5×20	450	0.0218		420	0.0222		410	0.0236	405
2.5×25	550	0.01744		525	0.01776		512.5	0.0188	506.3
2.5×30	650	0.01453		630	0.0148		615	0.0157	607.5
2.5×35	750	0.01246		735	0.01269		717.5	0.0135	708.8
2.5×40	850	0.0109		840	0.0111		870	0.0118	810
2.5×50	1050	0.00872		1050	0.00888		1025	0.0094	1012.5
2.2×15	344	0.03303		277.2	0.03364		270.6	0.0357	267.3
2.2×20	444	0.02477		369.6	0.02523		360.8	0.0268	356.4
2.2×25	544	0.01982		462	0.02018		451	0.0214	445.5
2.2×30	644	0.01652		554.4	0.01682		541	0.0178	534.6
2.2×40	844	0.01239		739.2	0.01261		721.6	0.0134	712.8
2.2×50	1044	0.0091		924	0.01009		902	0.0107	891
2.0×15	340	0.03633		252	0.037		246	0.0393	243
2.0×18	400	0.03028		302.4	0.03083		295	0.0327	291.6
2.0×20	440	0.02725		336	0.02775		328	0.0295	324
2.0×25	540	0.0218	24700	420	0.0222		410	0.0236	405
2.0×30	640	0.01817	35000	504	0.0185		492	0.0197	486
2.0×40	840	0.01363	61000	672	0.01388		656	0.0147	648
2.0×50	1040	0.0109	95000	840	0.0111		820	0.0118	810
1.8×12	276	0.05046	5400	181.4	0.05139		177	0.0546	174.9
1.8×15	336	0.04037	8300	226.8	0.04111		221	0.0437	218.7
1.8×20	436	0.03028	14400	302.4	0.03083		295	0.0327	291.6
1.8×25	536	0.02422	22000	378	0.02467		369	0.0262	364.5
1.8×30	736	0.02019	36000	453.6	0.02056		442.9	0.0218	437.4
1.8×40	836	0.01514	55000	604.8	0.01542		590.4	0.0164	583.2
1.8×50	1036	0.01211	85800	756	0.01233		738	0.0131	729

Technical parameters of nickel-chromium alloy strip Table 2：

W*T mm	Surface per meter cm²/m	Cr20Ni80			Cr15Ni60			Cr20Ni35
W*T mm	Surface per meter cm²/m	Ω/m	cm²/Ω	g/m	Ω/m	cm²/Ω	g/m	Ω/m	cm²/Ω	g/m
1.5×8	190	0.09083		100.8	0.0925		98.4	0.0983	97.2
1.5×10	230	0.07267		126	0.074		123	0.0786	121.5
1.5×12	270	0.06056		151.2	0.06167		147.6	0.0655	145.8
1.5×15	330	0.04844		189	0.04933		184.5	0.0524	182.2
1.5×18	390	0.04037		226.8	0.04111		221.4	0.0437	218.7
1.5×20	430	0.03633		252	0.037		246	0.0393	243
1.5×25	530	0.02907		315	0.0296		307.5	0.0314	303.2
1.5×30	630	0.02422		378	0.02467		369	0.0262	364.5
1.5×35	730	0.02067		441	0.02114		430.5	0.0224	425.2
1.5×50	1030	0.01453		630	0.0148		615	0.0157	607.5
1.2×5	124	0.1817		50.2	0.185		49.2	0.1967	48.6
1.2×10	224	0.09083		100.8	0.0925		98.4	0.0983	97.2
1.2×12	264	0.07569		121	0.07708		118.1	0.0819	116.6
1.2×15	324	0.06056		151.2	0.06167		147.6	0.0655	145.8
1.2×18	384	0.05046		181.4	0.05139		177.1	0.0546	174.9
1.2×20	424	0.04542		201.6	0.04625		196.8	0.0492	194.4
1.2×25	524	0.03633		252	0.037		246	0.0393	243
1.2×30	624	0.03028		302.4	0.03083		295.2	0.0327	291.6
1.2×40	824	0.02271		403.2	0.02313		393.6	0.0246	388.8
1.2×50	1024	0.01817		504	0.0185		492	0.0197	486
1.0×5	120	0.218		42	0.2222		41	0.236	40.5
1.0×18	380	0.0606		151.2	0.06167		147.6	0.0655	145.8
1.0×20	420	0.0545		168	0.0555		164	0.059	162
1.0×25	520	0.0436		210	0.0444		205	0.0472	202.5
1.0×35	620	0.03114		294	0.03171		287	0.0337	283.5
1.0×50	1020	0.0218		420	0.0222		410	0.0236	405
0.9×5	118	0.2422		37.8	0.2467		36.9	0.2622	36.45
0.9×20	418	0.06056		151.2	0.06167		147.6	0.0655	145.8
0.9×30	618	0.04037		226.8	0.04111		221.4	0.0437	218.7
0.8×5	116	0.2725		33.6	0.2775		32.8	0.295	32.4
0.8×10	216	0.1363		67.2	0.1388		65.6	0.1475	64.8
0.8×30	616	0.04542		201.6	0.04625		196.8	0.0492	194.4
0.7×5	114	0.3114		25.2	0.3171		28.7	0.3371	28.35
0.7×20	414	0.07786		117.6	0.07929		114.8	0.0843	113.4
0.7×40	814	0.03893		235.2	0.03964		229.6	0.0421	226.8

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  Tel: +86(0)512-52660018 52669829    Fax: +86(0)512-52663085
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  E-mail: master@resistance-wire.com.cn