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The concept of Seamless Steel Pipe ASTM A312
Steel pipe is a hollow steel bar, a large number of pipes used for conveying fluids, such as oil, gas, water, gas, steam, etc. In addition, engaging in bending, torsional strength of the same, lighter, and they are also widely used in the manufacture of mechanical parts and engineering structures. Also used in producing all kinds of conventional weapons, the barrel, artillery shells and so on.
The classification of stainless steel tube: steel pipe seamless steel pipe and welded steel pipe at (seam pipe have) two broad categories. By the cross sectional shape can be divided into special-shaped pipe and tubes, widely used are circular steel tube, but there are also a number of square, rectangular, semi-circular, hexagon, equilateral triangle, octagon and other special-shaped steel tube.
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Seamless Steel Pipe ASTM A312
