Sell ASTM A387Gr.22CL.1, A387Gr.22CL.2 pressure vessel steel plate HNSS has a long cooperation with those world famous company SHELL, KNPC, KOC, EM ...
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HNSS has a long cooperation with those world famous company SHELL, KNPC, KOC, EMS. main product is stainless steel ,marine steel,carbon steel plate
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