316 Mirror Polished Stainless Steel Square Tube Welded Q235 NO.1 NO.3

Mirror polished tube 316 stainless steel welded square tube factory price

Stainless steel square tube is a kind of hollow long steel, because the section is square, it is called square tube. A large number of pipes are used for conveying fluids, such as oil, natural gas, water, gas, steam, etc. In addition, when the bending and torsional strength are the same, the weight is lighter, so it is also widely used in the manufacture of mechanical parts and engineering structures.

Classification

Stainless steel square pipe classification: square pipe is divided into two categories: seamless steel pipe and welded steel pipe (seamed pipe). According to the cross-sectional shape, it can be divided into square and rectangular pipes. The widely used round steel pipes are round steel pipes, but there are also some semicircular, hexagonal, equilateral triangle, octagonal and other special-shaped steel pipes.

For stainless steel square pipes under fluid pressure, hydraulic tests should be carried out to check their pressure resistance and quality. If there is no leakage, wetting or expansion under the specified pressure, it is qualified. Some steel pipes should be rolled according to standards or requirements of the buyer. Edge test, flaring test, flattening test, etc.

Square tube specification: 5*5~150*150 mm Thickness: 0.4~6.0 mm

Square tube material: 304, 304L, TP304, TP316L, 316, 316L, 316Ti, 321, 347H, 310S