TSW2239 Chrome-Nickel Heating Wire

Catalogue Number	TSW2239
Material	CrNi
Diameter	Φ 0.035 mm-1.0 mm, φ1.0 mm-9.0 mm

Stanford Advanced Materials utilises its experience and technical knowledge to produce Chrom-Nickel heating wire products meeting stringent standards. The company supplies various heating wire types in extended lengths. Customised products can be provided on request.

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Alloy / Material		Cr20Ni80	Cr30Ni70	Cr15Ni60	Cr20Ni35	Cr20Ni30
Composition	Ni	Balance	Balance	55.0 to 61.0	34.0 to 37.0	30.0 to 34.0
	Cr	20.0 to 23.0	28.0 to 31.0	15.0 to 18.0	18.0 to 21.0	18.0 to 21.0
	Fe	<1.0	<1.0	Balance	Balance	Balance
Maximum temperature (℃)		1200	1250	1150	1100	1100
Melting point (℃)		1400	1380	1390	1390	1390
Density (g/cm³)		8.4	8.1	8.2	7.9	7.9
Resistivity (μΩ‑m, 20℃)		1.09±0.05	1.18±0.05	1.12±0.05	1.00±0.05	1.04±0.05
μΩ‑m at 20℃
Elongation at break (%)		>20	>20	>20	>20	>20
Specific heat capacity		0.44	0.461	0.494	0.5	0.5
(J/g·℃)
Thermal conductivity		60.3	45.2	45.2	43.8	43.8
(kJ/m·h℃)
Coefficient of linear expansion		18	17	17	19	19
a×10⁻⁶/℃
(20 to 1000℃)
Microstructure		Austenite	Austenite	Austenite	Austenite	Austenite
Magnetic properties		Non‑magnetic	Non‑magnetic	Non‑magnetic	Weakly magnetic	Weakly magnetic

Performance\ material		Cr20Ni80	Cr30Ni70	Cr15Ni60	Cr20Ni35	Cr20Ni30
Composition	Ni	Rest	Rest	55.0~61.0	34.0~37.0	30.0~34.0
	Cr	20.0~23.0	28.0~31.0	15.0~18.0	18.0~21.0	18.0~21.0
	Fe	<1.0	<1.0	Rest	Rest	Rest
Maximum temperature℃		1200	1250	1150	1100	1100
Meltiing point ℃		1400	1380	1390	1390	1390
Density g/cm3		8.4	8.1	8.2	7.9	7.9
Resistivity		1.09±0.05	1.18±0.05	1.12±0.05	1.00±0.05	1.04±0.05
μΩ·m,20℃
Elongation at rupture		>20	>20	>20	>20	>20
Specific heat		0.44	0.461	0.494	0.5	0.5
J/g.℃
Thermal conductivity		60.3	45.2	45.2	43.8	43.8
KJ/m.h℃
Coefficient of lines expansion		18	17	17	19	19
a×10-6/℃
（20~1000℃）
Micrographic structure		Austenite	Austenite	Austenite	Austenite	Austenite
Magnetic properties		Nonmagnetic	Nonmagnetic	Nonmagnetic	Weak magnetic	Weak magnetic

TSW2239 Chrome-Nickel Heating Wire

Description of Chromium–Nickel Heating Wire

Specifications of Chromium–Nickel Heating Wire

Applications of Chromium–Nickel Heating Wire

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