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1、钣金折弯系数表钣金折弯系数表一.冷轧钢板SPCC（电镀锌板SECC）TV角度 0.6 0.811.21.522.533.544.55最短尺寸 备注900.9 1.42.8V41200.71500.2901.51.72.154.5V61200.7 0.8611500.20.30.4901.61.82.12.45V71200.80.911500.30.30.3901.61.92.22.55.5300.3 0.340.40.5450.60.70.81V86011.11.31.51200.80.91.11.31500.30.30.20.5902.73.27V10 1201.31.61500.50.59
2、02.8 3.65 4.58.5300.50.60.7451,01.31.5V12601.722.41201.41.721500.50.60.7904.310V14 1202.11500.7904.5511V16 1202.21500.8904.613V18 1202.31500.8904.8 5.16.614V20 1202.33.31500.81.1905.7 6.4717.5V25 1202.8 3.1 3.4150111.2907.5 8.222V32 12041501.4908.7 9.428V40 1204.3 4.61501.5 1.6TV角度 0.6 0.8V4V6V7V8V1
3、0V12V14V16V18V20V25V3211.41.61.61.2一.铝板L2Y2材料1.522.533.544.551.81.82.43.12.43.22.43.23.23.244.84.84.84.8 5.466.3 6.9最短尺寸 备注2.84.555.578.51011131417.522三.铜板TV角度 0.6 0.811.21.522.533.544.55最短尺寸 备注903.65.26.88.428120150注：（C型材2.0用V12系数为3.65 其它2.0板材都为3.5）2.0折附边系数为1.46.0铜板折弯系数10.38.0铜板折弯系数12.510.0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的下模的系数）