| Message: | S355 seamless carbon steel tube, is made of steel ingot or solid tube billet through perforated capillary, and then made by hot rolling, cold rolling or cold drawing.
Specification and classification
The specification of seamless steel pipe is expressed by outer diameter * wall thickness mm number.
Classification of seamless carbon steel tube: seamless steel tube hot rolled and cold rolled (dial) seamless steel tube two categories.
Hot-rolled seamless steel tube can be divided into general steel tube, low and medium pressure boiler steel tube, high pressure boiler steel tube, alloy steel tube, stainless steel tube, petroleum cracking tube, geological steel tube and other steel tube. url:http://www.jiade-group.com |
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