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Seamless steel pipes must be tested for mechanical properties. Seamless steel pipes are widely used in the manufacture of structural parts and mechanical parts, such as oil drill pipes, automobile transmission shafts, bicycle frames, and steel scaffolding used in construction. Steel pipes are used t
How to distinguish between straight seam steel pipe and seamless steel pipe correctlyNow all walks of life are really very competitive. No matter what industry has competition, the straight seam steel pipe industry is no exception. In order to increase profits, many manufacturers will stop using str