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China api 5l Seamless Steel Pipe

These are related to the China api 5l Seamless Steel Pipe news, in which you can learn about the latest trends in China api 5l Seamless Steel Pipe and related information industry, to help you better understand and expand China api 5l Seamless Steel Pipe market.
  • [Industry News] Seamless steel pipe thread connection process

    Seamless steel pipe thread connection process1. The production process of seamless steel pipes can be divided into two types: cold-drawn and hot-rolled. The production process of cold-rolled seamless steel pipes is generally more complicated than that of hot-rolled. The tube billet must first underg

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