High-pressure rectangular tubes are often used under high temperature and high pressure conditions. The tubes are oxidized and corroded under the effect of high-temperature flue gas and water vapor. The steel tubes are required to have high durable strength, high oxidation corrosion resistance, and good organization. stability.
Generally, the use temperature of rectangular tubes is below 450 degrees, and domestic tubes are mainly made of No. 10 and No. 20 hot-rolled or cold drawn tubes of carbon steel. Our company produces two types of rectangular steel pipes, Stainless Rectangular Steel Pipes and Black Rectangular Steel Pipes, welcome to contact us.
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