The development of oil and natural gas steel products at Baosteel over the past two decades is reviewed in this paper.After years of researching and developing steel products that are used in the energy industry such as drilling, exploitation,collection,transportation,and the storage of oil and natural gas,the system of composition and manufacturing techniques for Baosteel's oil and natural gas steel products have been established.The oil and natural gas steel products of Baosteel consist of two major categories:the oil country tubular goods(OCTG)used underground,and the pipes used for pipeline construction on the ground.Currently,the product quality has maintained stability,and the related products have been extensively used worldwide for the exploration and transportation of oil and natural gas.
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