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Marine steel pipes and tubes are a sort of specialized steel pipes for marine purposes. GNEE steel as a professional supplier of marine steel, we can provide you a broad product range and a full line of specification.

ASTM A672 B70 carbon steel EFW (electric arc furnace smelting) pipe is a stainless steel pipe that complies with the American ASTM standard. It is mainly used for the transportation of media such as steam, water, oil and other media in high temperature and high pressure environments. This kind of pipe has a high carbon content, good strength and corrosion resistance, and is suitable for long-term use in various harsh environments.

A335 Grade P23 Pipe is a low alloy carbon steel (Cr-Mo) that is self quench in air, where the welding adquire high hardnees and residual stress not recomended to put it directly in services that demand critical conditions.

S235JRH is a designation for a specific grade of steel used in the manufacture of spiral steel pipes.