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Cold drawn seamless steel pipe Introduction
High precision cold drawing precision steel pipe is a new high technology energy-saving product. , application of high precision cold drawn precision steel tube to save steel, improve the processing efficiency and save energy High precision cold drawn pipe refers to the inner and outer diameter size accuracy (tolerances) strictly, both inside and outside surface roughness, roundness, straight degree good, fine uniform wall thickness The technology of high precision cold drawn pipe production by the main technical indicators have reached or part of a national standard GB8713 -- more than 88 international standard ISO4394 / I - 1980 (E)
Cold drawn seamless steel pipe technical parameters and Details
Production process
Raw material – annealing for material of 45#, 27SiMn, 25Mn – Acid cleaning – parkerizing & Saponifying – cold drawn – leveling – saw off bad section – stress relieving – leveling – inspection – oiled plated - packing
Based on our many years of experience, not only learning the advanced level of the industry, but also through our own repeated experiments to compare and improve, we promise that our Cold Drawn Carbon Steel Hollow Seamless Steel Tube Pipe has the most reliable and stable performance. We have always urged ourselves to meet customer requirements in good faith complying with laws and regulations. Our products are not only good quality but also in low price.
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