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How to recognize and buy real GBT 4171 Q355NH weather resistant steel plates

Anyone who has used Q355NH weather resistant steel plates must be impressed of the quality of Q355NH corten steel. The Q355NH weather resistant steel plates are becoming popular. That also cause to some problem. That some steel plates supplier sell common steel plates in the name of Q355NH corten steel plates. That bring a lot of loss to clients. So how to recognize and buy real GBT 4171 Q355NH weather resistant steel plates become urgent.

Actually, as long as you choose BBN steel. etc reliable GBT 4171 Q355NH weather resistant steel plates supplier, you can buy real Q355NH corten steel plates. The steel plates products produced by BBN steel are all with refining out of furnace and electroslag remelting. The purpose is to improve the uniformity of chemical composition in Q355NH steel, and to improve the purity of Q355NH corten steel, to reduce the nonmetal in the Q355NH steel billets. And thus to control GBT 4171 Q355NH weather resistant steel plates quality.

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