... the highest quality ,reasonable price and best service. Quick DetailsStandard: AISI, ASTM, BS, DIN, GB, JIS Grade: A/B/C ... Origin: China (Mainland) Brand Name:Zhuxin Model Number: A/B/C/D/E Q235 Q345 Q390 Q420 Q46... Type ... / Heat Treatment: TMCP, Q &T, N, AR, CR, A, Q Flaw-Detection/ Ultrasonic testing: Grade1, 2,33.Main application ... ,36,40) Q390qC,D,E-Z Hot rolled high-quality steel plate and coil