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wholesale seamless steel tube pipe

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  • [Industry News] Large seamless steel pipe

    Large seamless steel pipe Seamless steel pipes with small outer diameters can be copied as small-diameter seamless steel pipes. Small-diameter seamless steel pipes can also be divided into: seamless small-diameter steel pipes and straight seams (also known as welding). Seam steel pipes are generally

  • [Industry News] Cold-drawn thick-walled seamless steel tube manufacturing process

    The rolling method of cold drawn (rolled) thick-walled seamless steel pipe is more complicated than that of hot-rolled (extruded thick-walled seamless steel pipe). Large-caliber boiler tubes have a hollow section and their length is much longer than the diameter or circumference of steel.According t

  • [Industry News] Comparison of spiral steel pipe, straight seam steel pipe and seamless steel pipe

    The production process of longitudinally welded pipe is relatively simple. The main production processes are high-frequency welded longitudinally welded pipe and submerged arc welded longitudinally welded pipe. The longitudinally welded pipe has high production efficiency, low cost, and rapid develo

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