Classfication of seamless steel pipe according to section shape

Keywords:seamless steel pipe
Seamless steel pipe products and specifications are very numerous, its performance requirements are all kinds. All of these should be distinguished by changes in user requirements or working conditions. Usually, smls pipe products according to the cross-sectional shape, production methods, pipe material, connection, plating characteristics and use of classification.

SMLS pipe by cross-sectional shape can be divided into: round steel pipe and shaped steel pipe.

Shaped steel pipe is a variety of non-circular cross-section of the steel pipe. Among them are: square tube, rectangular tube, oval tube, flat tube, semi-circular tube, hexagonal tube, hexagonal inner tube, unilateral hexagonal tube, equilateral triangle tube, pentagonal flower tube, octagonal tube, convex Shaped tube, double convex tube. Double-shaped tube, multi-concave tube, melon-shaped tube, flat tube, diamond tube, star tube, parallelogram tube, with ribbed tube, dropping tube, inner fin tube, twisted tube, Tube and multi-layer tube.

SMLS pipe by longitudinal section shape is divided into: section steel and cross-section steel pipe.

SMLS pipe refers to the pipe along the length of the cross-sectional shape, inside and outside the diameter and wall thickness, such as periodic or non-cyclical changes in the steel pipe. Its main are: outside the cone-shaped tube, within the cone-shaped tube, outside the ladder tube, the ladder tube, the cycle section tube, bellows, with heat sink steel pipe and double with a barrel.
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