高电阻电热合金:
适用于制作电加热元件和一般电阻元件,常用于工业电炉及及各种热处理设备,也可作为电阻材料用于电子、电气、电器产品行业,包括用拉拔和轧制的镍铬、镍铬铁和铁铬铝高电阻电热合金的丝材、带材、棒材和盘条等等。
¤ 化学成分:GB/T1234-95 |
合金牌号 | C | P | S | Mn | Si | Cr | Ni | Al | Fe | 其他 | 不大于 | Cr20Ni80 | 0.08 | 0.020 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | 余 | ≤0.50 | ≤1.0 | — | Cr30Ni70 | 0.08 | 0.020 | 0.015 | 0.60 | 0.75~1.60 | 28.0~31.0 | 余 | ≤0.50 | ≤1.0 | — | Cr15Ni60 | 0.08 | 0.020 | 0.015 | 0.60 | 0.75~1.60 | 15.0~18.0 | 55.0~61.0 | ≤0.50 | 余 | — | Cr20Ni35 | 0.08 | 0.020 | 0.015 | 1.00 | 1.00~3.00 | 18.0~21.0 | 34.0~37.0 | — | 余 | — | Cr20Ni30 | 0.08 | 0.020 | 0.015 | 1.00 | 1.00~2.00 | 18.0~21.0 | 30.0~34.0 | — | 余 | — | 1Cr13Al4 | 0.12 | 0.025 | 0.025 | 0.70 | ≤1.00 | 12.0~15.0 | — | 4.0~6.0 | 余 | — | 0Cr25Al5 | 0.06 | 0.025 | 0.025 | 0.70 | ≤0.60 | 23.0~26.0 | ≤0.60 | 4.5~6.5 | 余 | — | 0Cr23Al5 | 0.06 | 0.025 | 0.025 | 0.70 | ≤0.60 | 20.5~23.5 | ≤0.60 | 4.2~5.3 | 余 | — | 0Cr21Al6 | 0.06 | 0.025 | 0.025 | 0.70 | ≤1.00 | 19.0~22.0 | ≤0.60 | 5.0~7.0 | 余 | — | 1Cr20Al3 | 0.06 | 0.025 | 0.025 | 0.70 | ≤1.00 | 18.0~21.0 | ≤0.60 | 3.0~4.2 | 余 | — | 0Cr21Al6Nb | 0.05 | 0.025 | 0.025 | 0.70 | ≤0.60 | 21.0~23.0 | ≤0.60 | 5.0~7.0 | 余 | Nb加入量0.5 | 0Cr27Al7Mo2 | 0.05 | 0.025 | 0.025 | 0.20 | ≤0.40 | 26.5~27.8 | ≤0.60 | 6.0~7.0 | 余 | Mo加入量1.8~2.2 | |