... ) Material: 50#, 65Mn,Q195, Q215, Q235, Q345 2) Color: black, bright, blue and yellow. 3) Size: 0.3-2.3mmx40-230mm 1 ... ) Material: 50#, 65Mn,Q195, Q215, Q235, Q345 2) Color: black, bright, blue and yellow. 3) Size: 0.3-2.3mmx40-230mmLinyi Liangyu ... ) Steel Strip.Hot treated quenched steel strips including Bright Strip,Black Strip, Yellow Finish, Blue Finish ,Specification: Thickness (0.25mm-3.0mm ...