常用材料折弯系数表一.冷轧钢板SPCC（电镀锌板SECC）角度0.60.81.01.21.52.02.53.03.54.04.55.0最矩尺寸备注V4900.91.42.81200.71500.2V6901.5|1.7|24.51200.70.861.01500.20.30.4V7901.61.82.12.451200.80.91.01500.30.30.3V8901.6运22自5.5300.30.340.40.5450.60.70.81.0601.01.11.31.51200.80.91.11.31500.30.30.20.5V10902.73.271201.31.61500.50.5V12902334418.5300.50.60.7451.01.31.5601.722.41201.41.72.01500.50.60.7V14904.3101202.11500.7V16904550111202.21500.8V18904.6131202.31500.8V20904.85.16.6141202.33.31500.81.1V259036.47017.51202.83.13.41501.01.01.2V3290758.222.01204.01501.4一.冷轧钢板SPCC（电镀锌板SECC）角度0.60.81.01.21.52.02.53.03.54.04.55.0最矩尺寸备注V40908794281204.34.61501.51.6二.铝板L2Y2材料0.60.81.01.21.52.02.53.03.54.04.55.0最矩尺寸备注V41.42.8V6回4.5V71.61.85V82.43.15.5V102.43.27V12124328.5V143.210V163.24014311V184.813V204.814V254.85.46.017.5V326.36.922.07二、铜板角度0.60.81.01.21.52.02.53.03.54.04.55.0最矩尺寸备注90136526884281201506.0铜板折弯系数10.38.0铜板折弯系数12.510铜板折弯系数1512铜板折弯系数173. 0不锈钢V25 系数64. 0不锈钢V20 系数5.5（超过6的铜排均为用V40的下模弯的系数）注：以上折弯系数（K）是在折弯内角（R）为0.5-1.0左右时的侧量值，当折 弯内角改变时，系数改变，一般，内角增大，系数增大。如板厚T=2.0, R=10, V=32 时，折弯系数 K=6.7左右.当T=1.2时,R=10, V=25时,K=5.8左右。力 梦芍V12V16V25V32V602.0铜板3.8(R3)3.0铜板5.3(R3)4.0铜板6.4(R3)5.0铜板P 7.9(R3)8.1(R4)6.0铜板9.1(R4)8.0铜板12.5(R4)10.0铜板16.215.0铜板22.4Z折1 （直暹段差）1 .檬品方式裂作展II方法：嘛H 5 T畴，分雨次成型，按90淅算（2） 常 H5T 畴，一次成型，L=A+B+KH0.50.81.01.21.51.62.03.20.5r 0.10.80.20.11.00.50.20.20.20.20.21.5r 1.00.710.5r 0.30.310.3r 0.30.212.01.51.21.00.80.50.40.40.32.52.01.71.51.31.00.90.50.43.0P 2.52.212.0r 1.81.511.4r 1.00.513.52.72.52.32.01.91.50.64.03.23.02.82.52.42.00.84.53.73.5P 3.33.02.9P 2.51.35.04.03.83.53.43.01.8