プロダクト細部
起源の場所: 中国
ブランド名: Tankii
証明: ISO 9001
モデル番号: Ni70Cr30
支払及び船積みの言葉
最小注文数量: 5kg
パッケージの詳細: スロール,コイル
受渡し時間: 5〜30日
支払条件: L/C、T/T、ウェスタンユニオン
供給の能力: 2000kg/月
グレード: |
ニクロ合金 |
アプリケーション: |
熱装置と抵抗器 |
伸縮 (≥ %): |
20 |
ニ (ミンス): |
70% |
粉末 か ない か: |
粉末ではない |
グレード: |
ニクロ合金 |
アプリケーション: |
熱装置と抵抗器 |
伸縮 (≥ %): |
20 |
ニ (ミンス): |
70% |
粉末 か ない か: |
粉末ではない |
TANKII Nichrome Wire Nicr7030 for Electric Heating Elements
Resistance Wire made of Nickel Chrome Alloys, Nickel Chrome Iron Alloys, Iron Chrome Aluminium Alloys, Copper Nickel Alloys.
Mainly used in heater, heating element and resistor, etc.
NiCr 80/20, NiCr 70/30, NiCr 60/15, NiCr 35/20
CrAl 15-5, CrAl 20-5, CrAl 25-5, etc...
Constantan, Alloy 30, Alloy 60, Alloy 90, etc.
Electric Resistivity from 0.02 u ohm/m-1.53 u ohm/m
Operate Temperature from 200 C to 1400 C
Pls be free to contact us if there is any question.
NiCr:
RESISTOHM 20, RESISTOHM 30, RESISTOHM 40, RESISTOHM 60, RESISTOHM 70, RESISTOHM 80
Chemical Composition and Propertes:
|
Propertes/Grade |
NiCr 80/20 |
NiCr 70/30 |
NiCr 60/15 |
NiCr 35/20 |
NiCr 30/20 |
|
|
Main Chemical Composition(%) |
Ni |
Bal. |
Bal. |
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 |
Bal. |
Bal. |
Bal. |
|
Max Working Temperature(ºC) |
1200 |
1250 |
1150 |
1100 |
1100 |
|
|
Resistivity at 20ºC |
1.09 |
1.18 |
1.12 |
1.04 |
1.04 |
|
|
Density(g/cm3) |
8.4 |
8.1 |
8.2 |
7.9 |
7.9 |
|
|
Thermal Conductivity (KJ/m· h· ºC) |
60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
|
|
Coefficient of Thermal Expansion(α × 10-6/ºC) |
18 |
17 |
17 |
19 |
19 |
|
|
Melting Point(ºC) |
1400 |
1380 |
1390 |
1390 |
1390 |
|
|
Elongation(%) |
> 20 |
> 20 |
> 20 |
> 20 |
> 20 |
|
|
Micrographic Structure |
austenite |
austenite |
austenite |
austenite |
austenite |
|
|
Magnetic Property |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
|
NiCr 70-30 is used for corrosion resistant electric heating elements in industrial furnaces with reducing atmospheres. Nickel Chrome 70/30 is highly resistant to oxidation in air. Not recommend for use in MgO sheathed heating elements, or applications using nitrogen or carburizing atmospheres.
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