BV EH40 shipbuilding steel plate is a kind of hot rolled high tensile strength steel. Higher-strength BV shipbuilding steel comes in 12 grades of 3 strengths, DH40 is one of the grades.
Alloy steel pipe is produced in accordance with the material ( ie material ) to define , as the name suggests is made alloy tubes ; and seamless steel pipe according to the production process (with seam seamless ) to define.