All the DNV FH40 shipbuilding steel plate offered by KUNFENG Industry can be certificated by Det Norske Veritas DNV.DNV FH40 shipbuilding steel plate is a kind of hot rolled high tensile strength steel.
34CrNiMo6 Hot rolled and Forged steel round bar is a kind of Alloy structural steel bar. And 34CrNiMo6 Hot rolled and Forged steel round bar is widely used in Construction, Mining, Shipbuilding, Offshore and so on.
The bulb flat steel is a kind of medium section material which is mainly used in the field of shipbuilding and bridge building, and the shipbuilding bulb flat steel is an auxiliary medium section material for shipbuilding.
The delivery condition 070M20 round bar are:hot rolled or forged + Normalizing+Tempering+Quenching and tempering+Normalizing and tempering+Annealing .The size for 070M20 round bar which available for our KUNFENG steel are Ф 5-80.
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