前言：Q345C，Q345D,Q345E(国标)；S355J2+N,S355J2G3 , S355JR, S355JO，St52-3，S275J2,S275JR,S235JR,S235J2,S355NL(欧标);SM490YB,S
Q345C，Q345D,Q345E(国标)；S355J2+N,S355J2G3 , S355JR, S355JO，St52-3，S275J2,S275JR,S235JR,S235J2,S355NL(欧标);SM490YB,SM570(日标)等。规格6-300MM*1500-4000*6000-14000MM.厂家：宝钢，首钢，济钢，安钢，南钢，宽厚板舞钢订货。(可带Z15,Z25,Z35)
2.圆钢：Q345D圆钢,Q345E圆钢,S355J2+N,42CRMO,35CRMO,20CRMNTI,40CR,42CRMO4,20CRMO.厂家：淮钢，莱钢，苏钢等。Φ16-Φ250MM*5000-9000MM.
