... , Q345,SPHC, astm A36, A283, St37-2, S235JR Hot rolled steel plate.Grades description: Q235, SS400, SPHC, A36, A283, St37-2 ... or any other questions.Please contact usMill NameQingdao Midasi Stainless steel Co.,Ltd Street AddressLingang Industrial Processing Zonee Jiaonan QingdaoWebhttp://qdmidasi ...