板料折弯压力表LIST OF BENDING PRESSURESV456781012141618202428323640454850556065708090100120B2.83.5455.578.5101112.51417202225283132353842464956637085R0.70.811.11.31.622.32.633.33.84.5566.577.5891010.51113141619P=b=450KN/mm2P:折弯力 KN P:Bending Force(KN)L:所折板料厚度 m L:The width of the place(m)S:所折板料厚度 mm S:The thickness of the place(mm)V:下模开口尺寸 mm V:V-width of the bottom die(mm)注：1、 本表按b=450MPa抗拉强度的碳钢板材为依据；2、 不锈钢板：表中查出的P值乘以2；3、 铝板表中查出的P值乘以0.7。Note:1. The table is based on the carbon steel sheet with the tension strength b=450MPa.2. Stainiess steel:The value of P is 2 according to the table.3. Aluminum sheet:The value of P should be multiplied by 0.7 according to the table.S0.5403030200.660504040300.880706050401.01101008070505040This chart is calculated according to the place of tensile strength b=450KN/mm2 and length L=1m the force can be got according to the proportion while different kind of plate and different length to be bent.1.2130120100807060501.4160130110908070701.61701401201009080702.02201901701401301102.22302501801601301102.52302001701501303.03302902402101801603.54003302802502202001804.04303703302902602302104.5 本表数值是以材料强度b=450KN/mm2及长度L=1m计算所需的折弯力可按相应的比例计算而得。4704103703302902802702505.05104504103603503303002702506.06505905205004704303903603403008.083076070064060052046042010.01080100093081072065012.095078014.013001100禁止拆下此标签/DONT REMOVE THIS SIGH