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錳銅(6J13)主要技術參數:
成份含量:Ni(2-5)Cu(余量)Mn(11-13)Fe(≤0.15)
皮材規(guī)格:厚(≥0.1mm)寬(寬度100mm)
絲材規(guī)格:≥1.0mm
平均電阻溫度系數:-10~+20a×10-6℃-1
抗拉強度:≥390Mpa
延伸率:6--15
對銅熱電動勢:≤2uV/℃
電阻率:0.44±0.04uΩ.m
特點及用途:是以銅、錳、鎳為主要成份的電阻合金。具有較高的電阻率,很小的電阻溫度系數,對銅熱電勢低及優(yōu)良的電阻長期穩(wěn)定性等特點,是一種較為優(yōu)越的精密電阻材料。廣泛用于制作標準電阻器、精密儀器中電阻元件及分流電阻元件等。
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