Internal thread is a defect that often occurs in skew rolling mills, and the form is full-length and local. The internal thread defect is the trace left by the deformation of the seamless steel pipe every half-turn. When using fixed mandrels and semi-floating mandrels, sometimes internal thread defects are caused by mandrel wear. The internal thread defects of the…
Read MoreThe surface treatment of seamless pipe is one of the key factors in determining the anti-corrosion life of the pipe. In the practical application of seamless pipe, the surface of seamless pipe is usually descaled in order to prolong its service life. The descaling of seamless pipe is divided into tool descaling and spray descaling. So what should be…
Read MoreProject location：Oman Product：Seamless Pipe Standard and material：AISI 4145 Specifications：OD325XWT125MMX56000MM Usage：Drilling Process Inquiry time：April 29, 2022 Order time：May 13， 2022 Shipping time：June 10， 2022 Estimated arrival time：July 10， 2022 This cooperation is a new customer in the Middle East. The customer got to know Xinyue Company through foreign exhibitions. The first inquiry of pipe ，AISI4145 OD325XWT125MMX56000MM , quantity is only…
Read MoreProject location：Australia Product：LSAW Steel Pipe Standard and material：EN10219 S355JR Specifications：DN500 Usage：Marine Piling Construction Inquiry time：2021.10 Order time：2022.5 Shipping time：2022.7 Estimated arrival time：2022.8 In last Oct，Xinyue received a new enquiry of LSAW steel pipes with Epoxy painting from our regular client for a small jetty piling construction to Australia. The enquiry is very complex, one OD pipe but with several…
Read MoreWelded steel tube weld pores not only affect the tightness of the pipeline weld and cause pipeline leakage, but also become the induction point of corrosion, which seriously reduces the strength and toughness of the weld. The factors that cause porosity in the weld are: moisture, dirt, oxide scale and iron filings in the flux, welding components and covering…
Read MoreSeamless pipes are made of steel ingots or solid pipe blanks through perforation into capillary pipes, which are then hot-rolled, cold-rolled or cold-drawn. It occupies an important position in my country’s steel pipe industry. So what should be paid attention to when producing seamless pipes? 1) Pay attention to whether the thickness of the embryo pipe wall is uniform….
Read MoreProject Location: Vietnam Products: PIPE FITTINGS Size: 1/2“-16 Standard: ASTM A234 WPB, ASTM A403 F304 etc Inquiry time:10th Mat, 2022 Purchase time: 17th May, 2022 Estimated Shipping time: 17 June, 2022 Estimated Arrival time: 17 July, 2022 This is the first cooperation between the customer and Xinyue in 2018 and has been working together for 4 years.The client is…
Read MoreHow to reduce the wear of ERW welded pipes in production and ensure the quality of welded pipes? From the analysis data of ERW welded pipe scrap, it can be seen that the roll adjustment process plays a very important role in the production of welded pipes. That is to say, in the production process, if the rolls are…
Read MoreXINYUE STEEL GROUP set up several production bases in Tianjin & Hebei Province, manufacturing ERW Steel Pipe, SSAW Steel Pipe, LSAW Steel Pipe, Seamless Steel Pipe, Scaffolding system and couplers, RHS, SHS, etc.
