PC Bar PC steel bar Standard: JISG3137-1994 GB/T5223.3-2005 KSD3505 ... ; 7.1mm 8.3mm 9.0mm 10.7mm 11.1mm PC BarStandard: JISG3137-1994 / GB/T5223.3-2005 KSD3505Nominal diameter: 6 ... .2mm11.21000.7850.7830.83212.6mm12.612.50.9810.9221.04 ,,.a Ma=7.85g/cm3Smm2=0.78S/100kg/m4,JIS ... Z8401,3. b94%106%,4,JIS Z8401,3. pc steel bar 30mnsi