请问一下不锈钢304圆钢（实心）怎么计算重量?

1个回答

(3.14*0.035*0.035/4)*1.4*8.5=0.01144334吨=11.44kg
(3.14*0.016*0.016/4)*2*8.5=0.00341632吨=3.416kg