长度L130长度L250板厚t3角度α°80半径r2.6K因子k0.45扣除值BD6.45扣除(BD)V槽1.762.182.6102.8103.4123.9144.3165165.5206.8257.7258.63210.13212.540扣除(BD)V槽2.182.5103123.6164.7165.8207.3258.732445.15.16.4常用碳钢选用下模时以6倍的板厚为准3.24.58.06.01.0不锈钢(SUS304等)2.31.92.52.32.62.6常用扣除值参考碳钢(SPCC、SPHC、Q235等)R角2.0板厚(T)11.31.61.61.61.91.01.3板厚(T)R角1.21.51.64.02.02.53.01.21.53.03.25.04.02.62.63.84.545.1折弯扣除公式注:角度范围大于0小于180°编辑绿色部分得出BD值104011.6406.06.46.4一般情况下不锈钢T大于3毫米用下模时以8倍的板厚为准(铁素体不锈钢按碳钢计算)5.0最低折弯高度(H)4.55.77791011.51212.217.518262733K值0.290.310.3450.4820.360.3880.3850.352常用碳钢选用下模时以6倍的板厚为准0.450.4650.4270.4570.4340.4970.4630.450.460.4320.450.466不锈钢(SUS304等)0.4620.45常用扣除值参考碳钢(SPCC、SPHC、Q235等)K值0.310.345K值0.290.360.3880.4820.3850.352折弯扣除公式注:角度范围大于0小于180°0.350.3340.350.334一般情况下不锈钢T大于3毫米用下模时以8倍的板厚为准(铁素体不锈钢按碳钢计算)