... steel bar: (1)Grade: Q235,Q345 (2)Standard: AISI, ASTM, DIN, GB, JIS (3)Thickness: 3-100mm Grade: Q235,Q345Standard: AISI, ASTM, DIN, GB, JISThickness ... G 4311,JIS G 4318,JIS G 4308,JIS 4309,DIN 17440Surface: Oiled,Turn smooth(Peeled),Brush,Mill,PickledLength:According to ...