板材折弯系数表(常用)

TV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最短尺寸备注V4900.91.42.81200.71500.2V6901.5辽24.51200.70.861.01500.20.30.4V7901.61.82.12.451200.80.91.01500.30.30.3V8901.6r19222.55.5300.30.340.40.5450.60.70.81.0601.01.11.31.51200.80.91.11.31500.30.30.20.5V10902.73.271201.31.61500.50.5V129028应4.18.5300.50.60.7451.01.31.5601.722.41201.41.72.01500.50.60.7V14904.3101202.11500.7V1690455.0111202.21500.8V18904.6131202.31500.8V20904.85.16.6141202.33.31500.81.1V2590576.4E017.51202.83.13.41501.01.01.2V3290758.222.01204.01501.4常用材料折弯系数表TV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最短尺寸备注V409087函281204.34.61501.51.6TV二.铝板L2Y2材料0.60.81.01.21.52.02.53.03.54.04.55.0最短尺寸备注V41.42.8V61.64.5V71.61.85V8E82.43.15.5V102.43.27V12248.5V143.210V163.24014311V184.813V204.814V254.85.46.017.5V326.36.922.0TV三＞铜板角度0.60.81.01.21.52.02.53.03.54.04.55.0最短尺寸备注9036526884281201506.0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63.0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。