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Million stainless steel seamless pipe production hit a record high | Форум

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wangyueyue Фев 8

Cold drawn (rolled) seamless steel pipe: round tube → heating → perforated → beginning → anneal → pickling → oiled (copper plating) → multi-pass cold drawing → cold pipe → heat treatment → straightening → water Pressure test (testing) → mark → storage.Super Austenitic 904l Steel Tube Price Manufactor

Cold drawn (rolled) seamless steel pipe rolling method than hot-rolled (extruded seamless steel pipe) complex. The first three steps of their production process is basically the same. The difference from the fourth step, the round tube blank after the blow, to start, anneal.4'x8 '2b acabado 304 precio de chapa de acero inoxidable

After annealing with a special acid liquid pickling. Pickled, oiled. Then followed by a multi-pass cold drawing (cold rolling) and then pipe, special heat treatment. After heat treatment, and steel pipe cooling process the same treatment.SUS 1.4418 Stainless Steel Flat Bar Ss316 With Good Price

First, the thicker the wall thickness of the product, the more economical and practical it is. The thinner the wall thickness is, the higher the processing cost of the product is. Second, the process of the product determines its limited performance. Seamless steel pipe with low accuracy: uneven wall thickness, low brightness inside and outside the tube, fixed length and high cost, and there are pockmarks on the inside and outside, black spots are not easy to remove; Third, its detection and shaping must be processed offline. Therefore, it shows its superiority in high pressure, high strength and mechanical structure materials.Super Quality 4mm thick 316l Stainless Steel Mirror Plate

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