... set for tube making machine. die set,pipe roll set. Roller and mould, welded pipe roller, stainless steel pipe mould for ... mould, welded pipe roller, stainless steel pipe mould for round/square/shaped tube.2. Pipe mould: steel ... Cr12mov as raw materials, mouild steel Cr12mov material set high wear resistance, toughness, resistance to high pressure, high ... not exceed ±0.05mm. Roll set for tube machine