Steel Rebar
Standard:GB(HRB335/HRB400/HRB500); BS449-1997 GRADE 250B,460B;BS4449-2005 GRADE 500B; ASTM A615 GRADE 40,GRADE60,GRADE75;ADTM A706;
DIN488-1 420S/500S,BST500S;,JIS G3112 SD35,SD40,SD50,SD390;,NFA 35016 FE E 400,FE E 500
CA 50/60,GOST A3 R A500C