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300 series of straight pipe

Welded steel pipe referred to as welded pipe, commonly used in steel or steel strip after the unit and die welding made of steel. Welding steel pipe production process is simple, the production efficiency is high, the variety of specifications, equipment investment is low, but the general strength is lower than the seamless steel pipe. Since 1930s, with the rapid development of high-quality strip

Product categories: stainless steel heat exchanger tube series
Welded steel pipe referred to as welded pipe, commonly used in steel or steel strip after the unit and die welding made of steel. Welding steel pipe production process is simple, the production efficiency is high, the variety of specifications, equipment investment is low, but the general strength is lower than the seamless steel pipe. Since 1930s, with the rapid development of high-quality strip rolling production and progress of welding and testing technology, and constantly improve the weld quality, varieties and specifications of welded steel pipe is increasing, and in more and more fields especially in the heat pipe, who spare decorative tube, tube for low-pressure fluid etc. instead of the seamless steel tube.
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