五金最全的理论面积、理论表面积表2012.8VIP专享

名称规格理论重量(kg/m)理论表面积(㎡/m)理论表面积(㎡/kg)名称规格理论重量(kg/m)理论表面积(㎡/m)理论表面积(㎡/kg)等边角钢L20*30.8890.0780.0877等边角钢L80*78.5250.3140.0368等边角钢L20*41.1450.0770.0672等边角钢L80*89.6580.3140.0325等边角钢L25*31.1240.0980.0872等边角钢L80*10 11.8740.3130.0264等边角钢L25*41.4590.0970.0665等边角钢L90*68.35 0.3540.0424等边角钢L30*31.3730.1170.0852等边角钢L90*79.6560.3540.0367等边角钢L30*41.7860.1170.0655等边角钢L90*810.9460.3530.0322等边角钢L36*31.6560.1410.0851等边角钢L90*10 13.4760.3530.0262等边角钢L36*42.1630.1410.0652等边角钢L90*1215.940.3520.0221等边角钢L36*52.6540.1410.0531等边角钢L100*69.3660.3930.0420等边角钢L40*31.8520.1570.0848等边角钢L100*710.830.3930.0363等边角钢L40*42.4220.1570.0648等边角钢L100*8 12.2760.3930.0320等边角钢L40*52.9760.1560.0524等边角钢L100*10 15.120.3920.0259等边角钢L45*32.0880.1770.0848等边角钢L100*12 17.9 0.3910.0218等边角钢L45*42.7360.1770.0647等边角钢L100*1420.6110.3910.0190等边角钢L45*53.3690.1760.0522等边角钢L100*1623.2570.3900.0168等边角钢L45*63.9850.1760.0442等边角钢L110*7 11.9280.4330.0363等边角钢L50*32.3320.1970.0845等边角钢L110*8 13.5320.4330.0320等边角钢L50*43.0590.1970.0644等边角钢L110*10 16.690.4320.0259等边角钢L50*53.77 0.1960.0520等边角钢L110*1219.7820.4310.0218等边角钢L50*64.4650.1960.0439等边角钢L110*1422.8090.4310.0189等边角钢L56*32.6240.2210.0842等边角钢L125*8 15.5040.4920.0317等边角钢L56*43.4460.2200.0638等边角钢L125*1019.1230.4910.0257等边角钢L56*54.2510.2200.0518等边角钢L125*1222.6960.4910.0216等边角钢L56*86.5680.2190.0333等边角钢L125*1426.1930.4900.0187等边角钢L63*43.9070.2480.0635等边角钢L140*1021.4880.5510.0256等边角钢L63*54.8220.2480.0514等边角钢L140*1225.5220.5510.0216等边角钢L63*65.7210.2470.0432等边角钢L140*14 29.490.5500.0187等边角钢L63*87.4690.2470.0331等边角钢L140*16 33.390.5490.0164等边角钢L63*109.1510.2460.0269等边角钢L160*1024.7290.6300.0255等边角钢L70*44.3720.2750.0629等边角钢L160*1229.3910.6300.0214等边角钢L70*55.3970.2750.0510等边角钢L160*1433.9870.6290.0185...