Constantan Physical Properties

Ejò nickel alloy constantan waya, eyi ti o ni kekere ina resisitance, ti o dara ooru-sooro ati ipata-sooro, rọrun lati wa ni ilọsiwaju ati asiwaju welded.O ti wa ni lo lati ṣe awọn bọtini irinše ni awọn gbona apọju yii, kekere resistance gbona Circuit fifọ, ati awọn ẹrọ itanna.O tun jẹ ohun elo pataki fun okun alapapo itanna.O jẹ iru bi 's type cupronickel.

Awọn ohun-ini ti ara ti igbagbogbo jẹ:

Yiyọ ojuami - 1225 to 1300 oC

Specific Walẹ – 8,9 g/cc

Solubilityninu Omi – Insoluble

Irisi - A fadaka-funfun malleable alloy

Agbara itanna ni iwọn otutu yara: 0.49 µΩ/m

Ni 20°c– 490µΩ/cm

iwuwo - 8,89 g / cm3

Olusodipupo iwọn otutu ± 40 ppm/K-1

Agbara ooru kan pato 0.39 J/(g·K)

Imudara Ooru 19.5 W/(mK)

Modulu rirọ 162 GPa

Ilọsiwaju ni fifọ - <45%

Agbara fifẹ - 455 si 860 MPa

Olusọdipalẹ Laini ti Imugboroosi Gbona 14.9 × 10-6 K-1