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鹽城市泰亞電熱電器有限公司
聯系人:黃經理
手 ? ?機:13407510651
電?? ?話:0515-83383201?
傳?? ?真:0515-87708199?
手 ? ?機:15371166201
聯 系人:陳經理

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ocr21al6nb成型電爐絲


產品詳情

0Cr21AL6Nb

主要化學成分:Cr:21.0-23.0;Al:5.0-7.0;Nb:0.5;Re:適量;Fe:余量;
元件最高使用溫度:1350℃
電阻率:1.45μΩ&#8226;m,20℃
密度:7.10g/cm3
導熱系數:46.1KJ/m.h.℃
線脹系數:16.0a×10-6/℃
熔點約值:1510℃
抗拉強度:650-800Mpa
延伸率:>12%
斷面收縮率:65-75%
反復彎曲數:>5
硬度H.B.:200-260
顯微組織:鐵素體
磁性:有
規格:1.冷軋帶材:0.2-4×≤300mm
2.冷拉絲材:0.1-10mm
3.熱軋帶材:3-12mm*20-100mm
鐵鉻鋁合金系列主要優缺點:優點:鐵鉻鋁電熱合金其使用溫度高,最高使用溫度可達1400度,(0Cr21A16Nb、0Cr27A17Mo2等),使用壽命長、表面負荷高、抗氧化性能好、電阻率高,價格便宜等。缺點:主要是高溫強度低,隨著使用溫度升高其塑性增大,元件易變形,不易彎曲和修復。

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