s355 st52 q345b flat steel bar

China S355j2 DIN 1.0577 S355j2g4 St52-3n Q355D Hot

S235 Steel Bar, S235j Steel Bar, S235jrg Steel Bar manufacturer / supplier in China, offering S355j2 DIN 1.0577 S355j2g4 St52-3n Q355D Hot Rolled Structural Steel Round Bar, En26/826m40 X9940 40nimocr10-5/1.6745 Forging Special Steel Shaft Manufacturer Price, Open Die Forging Steel Round Bar S55c C55 1055 070m55/En9 Main Shaft and so on.(plate) S355 JR Angle Steel - costasteelsheets(steel) S355JR,S355JR STEEL,S355JR PLATE - Mild steel plate . About the named of S355JR steel,JR denotes the materials toughness by reference to Charpy_V impacting test at room temperature (20 C).In chinese steel standard GB,these is also one steel grade is the same as S355JR,it is Q345B and ST52-3 under DIN 17100.These steel grades owned similar chemical composition and mechanical property (plate)

S355 ST52.3 Q345B Square Steel Bar Crane Rail ,