piral welded perforated tube is also be called perforated tube, Spiral welded tube, Spiral tube, Skeleton of filter element.
304 or 316 stainless steel
Less than 2m
1.0mm, 1.5mm, 2mm, 2.5mm, 3mm etc.
Standard hole size
Standard hole interval
Less than 0.1mm
special material and requirements can be customized as well
1.Large support, high roundness, high straightness, higher strength than straight seam welded tube.
2.Small raw materials manufacture large welded tube.
Stainless Steel Perforated Steel Tube application:
Petroleum, Petroleum extraction, chemical industry, Sewage treatment, power plant filtration, purification water treatment equipment.