An Approach to Producing Tubings with Push Bench Pipe Mill

Hanyang Steel Works, Wugang Group has carried out an approach to producing tubings of in steel grades of J55 and N80 Ⅰ, in a bid to tap the potential capacity of the push bench mill, restructure the product mix and enhance economic benefit.Described in the paper are the main technological difficulties and relevant technological countermeasures and the result in manufacturing the said tubings with the push bench mill.Relevant testing and the end-user's operation result show that the tubings are in possession of well-controlled chemical composition, high geometric accuracy, fine mechanical properties and good surface quality.