According to rolling method, stainless steel pipe can be divided into hot rolling, hot extrusion and cold drawing (rolling).<br>According to the different microstructure of stainless steel, it can be divided into semi ferritic semi martensitic stainless steel seamless pipe, martensitic stainless steel seamless pipe, austenitic stainless steel seamless pipe, austenitic ferritic stainless steel seamless pipe, etc.<br>
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