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河北電爐條

產品編號：電爐條

產品名稱：鐵鉻鋁合金

規　　格：3.142~219.9cm2/m

產品備注：定制產品合同另外說明

產品類別：電熱絲

在線訂購

化學成分：GB/T1234-95

電爐條合金牌號CPSMnSiCrNiAlFe其他不大于1Cr13Al40.120.0250.0250.70≤1.0012.0～15.0—4.0～6.0余—0Cr25Al50.060.0250.0250.70≤0.6023.0～26.0≤0.604.5～6.5余—0Cr23Al50.060.0250.0250.70≤0.6020.5～23.5≤0.604.2～5.3余—0Cr21Al60.060.0250.0250.70≤1.0019.0～22.0≤0.605.0～7.0余—1Cr20Al30.060.0250.0250.70≤1.0018.0～21.0≤0.603.0～4.2余—0Cr21Al6Nb0.050.0250.0250.70≤0.6021.0～23.0≤0.605.0～7.0余Nb加入量0.50Cr27Al7Mo20.050.0250.0250.20≤0.4026.5～27.8≤0.606.0～7.0余Mo加入量1.8～2.2

軟態絲材電阻率：

合金牌號直徑，mm電阻率μΩ·m(20℃)1Cr13Al40Cr25Al50Cr23Al50Cr21Al61Cr20Al30Cr21Al6Nb0.03～8.001.25±0.081.42±0.071.35±0.061.42±0.071.23±0.061.45±0.070Cr27Al7Mo20.03～8.001.53±0.07常用爐條理論重量表（井式爐）材　質功　率(kw)線　徑(mm)重　量（kg）備　注0Cr25Al5254.0140Cr25Al5304.518.50Cr25Al5364.515.50Cr25Al5365.022.50Cr25Al5554.5310Cr25Al5604.5370Cr25Al5754.06.014340Cr25Al5904.555+18.50Cr25Al51055.044箱式爐0Cr25Al541.50.8220V0Cr25Al561.81.2220V0Cr25Al581.81.8380V0Cr25Al5102.02.2380V0Cr25Al5122.22.6380V0Cr25Al5154.07.5380V0Cr25Al5205.014380V0Cr25Al5304.518.5380V0Cr25Al5455.527380V0Cr25Al5604.537380V0Cr25Al5755.044380V0Cr25Al51056.060380V 電爐絲主要技術性能：牌號1Cr13A141Cr21A140Cr21A160Cr23A150Cr25A150Cr21A16Nb0Cr27A17Mo2性能主要化學成分%Cr12.0-15.017.0-21.019.0-22.020.0-23.523.0-26.021.0～23.026.5～27.8AI4.0～6.02.0～4.05.0～7.04.2～5.34.5～6.55.0～7.06.0～7.0Fe余量余量余量余量余量余量余量Re適量適量適量適量適量適量適量加入量Nb:0.5加入量Nb:0.5元件最高使用溫度℃950110012501250125013501400熔點℃1450150015001500150015101520密度g/cm37.407.357.167.257.107.107.10電阻率μΩ·m，20℃1.25±0.081.23±0.061.42±0.071.35±0.061.42±0.071.45±0.071.53±0.07抗拉強度 Mpa588～735637～784637～784637～784637～784637～784686～784延伸率%≥16≥12≥12≥12≥12≥12≥10反復彎曲次數≥5≥5≥5≥5≥5≥5≥5快速壽命h/℃——≥80/1250≥80/1300≥80/1300≥80/1300≥80/1350≥80/1350比熱J/g.℃0.4900.4900.5200.4600.4940.4940.494導熱系數KJ/m.h℃52.746.963.260.246.146.145.2線脹系數a×10-6/℃（20～1000℃15.413.514.715.016.016.016.0硬度HB200～260200～260200～260200～260200～260200～260200～260顯微組織鐵素體鐵素體鐵素體鐵素體鐵素體鐵素體鐵素體磁性磁性磁性磁性磁性磁性磁性磁性電爐絲設計參數：線徑(mm)截面積(mm2)每米表面積cm2/m0Cr25A150Cr21A16Nb0Cr27A17Mo2每米重量kg/m每米電阻Ω/m,20℃每米重量kg/m每米電阻Ω/m,20℃每米重量kg/m每米電阻Ω/m,20℃0.100.0078543.1420.00005576180.80.00005576184.60.00005576194.80.120.011313.7700.00008030125.60.00008030128.20.00008030135.30.150.017674.7120.000125580.360.000125582.050.000125586.580.170.022705.3410.000161262.560.000161263.880.000161267.410.190.028355.9690.000201350.080.000201351.140.000201353.960.210.034646.5970.000245941.000.000245941.860.000245944.170.250.049097.8540.000348528.930.000348529.540.000348531.170.270.057268.4820.000406524.800.000406525.330.000406526.720.290.066059.1110.000469021.500.000469021.950.000469023.160.310.075489.7390.000535918.810.000535919.210.000535920.270.350.0962111.000.000683014.760.000683015.070.000683015.900.400.125712.570.000892211.300.000892211.540.000892212.180.450.159014.140.0011298.9280.0011299.1170.0011299.6200.500.196315.710.0013947.2320.0013947.3850.0013947.7920.600.282718.850.0020075.0220.0020075.1280.0020075.4110.700.384821.990.0027323.6900.0027323.7680.0027323.9760.800.502725.130.0035692.8250.0035692.8850.0035693.0440.900.636228.280.0045172.2320.0045172.2790.0045172.4051.000.785431.420.0055761.8080.0055761.8460.0055761.9481.201.13137.700.0080301.2560.0080301.2820.0080301.3531.401.53943.980.010930.92240.010930.94190.010930.99391.602.01150.270.014280.70630.014280.72120.014280.76101.802.54556.550.018070.55800.018070.56980.018070.60132.003.14262.830.022310.45200.022310.46150.022310.48702.203.80169.120.026990.37360.026990.38140.026990.40252.504.90978.540.034850.28930.034850.29540.034850.31172.806.15887.960.043720.23060.043720.23550.043720.24853.007.06994.250.050190.20090.050190.20510.050190.21653.509.621110.00.068310.14760.068310.15070.068310.15904.0012.57125.70.089220.11300.089220.11540.089220.12184.5015.90141.10.11290.089280.11290.091170.11290.096205.0019.63157.10.13940.072320.13940.073850.13940.077925.5023.76172.80.16870.059770.16870.061030.16870.064406.0028.27188.50.20070.050220.20070.051280.20070.054116.5033.18204.20.23560.042790.23560.043700.23560.046117.0038.48219.90.27320.036900.27320.037680.27320.03976

注意事項
1、電爐絲在設計時應根據功率接線方法，合理的表面負荷，正確選用絲徑；
2、電爐絲在安裝前應對爐膛全面檢查，清除鐵素體，結碳，與電爐上接觸的隱患，避免短路，以防造成爐絲擊穿；
3、電爐絲在安裝時應按設計的接線方法正確連接；
4、在使用電爐絲前應檢查控溫系統的靈敏度，以防溫失靈，造成電爐絲燒毀。