BS4449 Grade 460B-1997 BS4449
Grade 500B-2005
ASTM A615 Grade 40/60 ASTM
A706
DIN488-1 420S/500S DIN488-1 BST500S
JIS G3112 SD390
AS4671 500N
GB HRB335/HRB400/HRB500
GB PSB500/PSB785/PSB830/PSB930/PSB1080
