SU539965A1 - Method of heat treatment of constantan wire - Google Patents

Method of heat treatment of constantan wire

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Publication number
SU539965A1
SU539965A1 SU2132505A SU2132505A SU539965A1 SU 539965 A1 SU539965 A1 SU 539965A1 SU 2132505 A SU2132505 A SU 2132505A SU 2132505 A SU2132505 A SU 2132505A SU 539965 A1 SU539965 A1 SU 539965A1
Authority
SU
USSR - Soviet Union
Prior art keywords
heat treatment
wire
constantan wire
annealing
constantan
Prior art date
Application number
SU2132505A
Other languages
Russian (ru)
Inventor
Евгений Иегудович Бирман
Леонид Моисеевич Борухин
Людмила Викторовна Дормакович
Леонид Павлович Селезнев
Ефим Самойлович Шпичинецкий
Original Assignee
Государственный Научно-Исследовательский Институт Сплавов И Обработки Цветных Металлов
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Государственный Научно-Исследовательский Институт Сплавов И Обработки Цветных Металлов filed Critical Государственный Научно-Исследовательский Институт Сплавов И Обработки Цветных Металлов
Priority to SU2132505A priority Critical patent/SU539965A1/en
Application granted granted Critical
Publication of SU539965A1 publication Critical patent/SU539965A1/en

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Description

(54) СПОСОБ ТЕРМИЧЕСКОЙ ОБРАБОТКИ КОНСТАНТАНОВОЙ ПРОВОЛОКИ(54) METHOD FOR THERMAL TREATMENT OF CONSTANTANE WIRE

сительного удлинени  12% проволоку диаметром 0,020 мм с содержанием 0,35% железа отжигают на катушке при температуре 370 С в течение часа, а затем отжигаютa very long elongation of 12% wire with a diameter of 0.020 mm and a content of 0.35% iron is annealed on a coil at a temperature of 370 ° C for an hour, and then annealed

.о:..about:.

в прот жной печи при температуре 820 С со скоростью 20 м/мин.in a continuous furnace at a temperature of 820 C at a speed of 20 m / min.

Свойства проволоки диаметром 0,025мм приведены в таблицеProperties of wire with a diameter of 0.025 mm are given in the table.

Claims (1)

Формула изобретени Invention Formula Способ термической обработки константановой проволоки, включающий садочный отжиг, отличающийс  тем, что, с целью получени  проволоки с повышенной пластичностью при сохранении температурного коэффициента сопротивлени  в узких пределах и его стабильности до 250 С во времени, после садочного отжига при температуре 250-500°С провод т дополнительный прот жной отжиг при температуре 4ОО900°С при скорости прот жки 0,5-5ОО м/мин.The method of heat treatment of constantan wire, which includes a paddle annealing, characterized in that, in order to obtain a wire with increased ductility while maintaining the temperature coefficient of resistance in narrow limits and its stability up to 250 ° C in time, after wire annealing at 250-500 ° C t additional continuous annealing at a temperature of 4OO900 ° C at a drawing speed of 0.5-5OO m / min.
SU2132505A 1975-05-11 1975-05-11 Method of heat treatment of constantan wire SU539965A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2132505A SU539965A1 (en) 1975-05-11 1975-05-11 Method of heat treatment of constantan wire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2132505A SU539965A1 (en) 1975-05-11 1975-05-11 Method of heat treatment of constantan wire

Publications (1)

Publication Number Publication Date
SU539965A1 true SU539965A1 (en) 1976-12-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
SU2132505A SU539965A1 (en) 1975-05-11 1975-05-11 Method of heat treatment of constantan wire

Country Status (1)

Country Link
SU (1) SU539965A1 (en)

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