Forward Filter Manufacturers Co.,Ltd.
|Place of Origin:||China|
|Minimum Order Quantity:||500 meters|
|Price:||USD + 20-80 + Meter|
|Packaging Details:||Wood Carton Wood Carton|
|Delivery Time:||15 working days|
|Payment Terms:||T/T, L/C|
|Supply Ability:||30000 + Meters + Per Month|
|Material:||All Kinds Of Steel||Welding Line:||Spiral|
|Application:||Agriculture||Product Name:||Perforated Stainless Steel Tube|
Small Holes Perforated Stainless Steel Tube Custom Material For Petrol Textile
Perforation pattern usually is round holes, there is straight line holes and staggered line holes, different open area need different diameter center distance. 15%-33% open area is common configuration. Formulas for your reference
A: 60° perforation pattern or staggered pattern: hole diameter * hole diameter*90.69% / hole center distance * hole center distance
B: 180° perforation pattern or straight pattern: hole diameter * hole diameter * 78.5% / horizontal diameter center distance * vertical diameter center distance
C: Other special cases as follows
Spiral Welded Steel Perforated Pipe Big Diameter with Small Holes is offered by Forward Filter, small holes in big diameter is strict requirement about the roundness and open area.