Complaint
| Material | mild carbon steel, stainless steel, aluminum steel. |
| Outside diameter | 1'' to 8''. |
| Hole diameter | 0.06'' to 0.5''. |
| Hole diameter | round, square, slot. |
| Hole distribution | straight line, staggered. |
| Open area | up to 65%. |
| Wall thickness | 0.024'' to 0.165''. |
| Type | straight pipe, spiral pipe, perforated casing pipe. |
Type 1: Spiral perforated tube
| Material | mild carbon steel, stainless steel, aluminum steel. |
| Outside diameter | 1'' to 12''. |
| Hole diameter | 0.06'' to 0.375''. |
| Hole shape | round, square, slot. |
| Hole distribution | straight line, staggered. |
| Open area | up to 65%. |
| Thickness | 0.024'' to 0.165''. |
| Length | Up to 60''. |
| Type | spiral welded pipe, spiral lock seam pipe. |
| Material | mild carbon steel, aluminum alloy, stainless steel |
| Outside diameter | up to 10''. |
| Hole diameter | 0.375''. |
| Hole shape | round, square, slot. |
| Hole distribution | straight line, staggered. |
| Length | Up to 10''. |
| Thickness | Up to 0.06''. |
| Type | straight welded pipe, straight lock seam pipe. |
| Material | mild carbon steel, stainless steel, aluminum steel. |
| Outside diameter | 1'' to 10''. |
| Hole diameter | 0.375'' to 0.5''. |
| Hole shape | round, square, slot. |
| Hole distribution | straight line, staggered, spiral staggered. |
| Open area | Up to 65%. |
