Product Description
Perforated casing is manufacturing with API casing, joints with size up to diameter 20"and length R3.
Every joints perforated is deburred internal and external.
Upon request,we can drill standard or customized hole size in any number and nay patter.
Pipe Size | Holes per feet | Size of hole | Perforated Area per Feet | 3/4" | 78 | 3/16" | 2.15 | 1" | 54 | 5/16" | 4.14 | 1-1/4" | 66 | 5/16" | 5.06 | 1-1/2" | 78 | 5/16" | 5.98 | 2-1/16" | 78 | 5/16" | 5.98 | 2-3/8" | 90 | 3/8" | 9.94 | 2-7/8" | 102 | 3/8" | 11.26 | 3-1/2" | 126 | 3/8" | 13.91 | 4" | 138 | 3/8" | 15.24 | 4-1/2" | 150 | 3/8" | 16.56 | 5" | 162 | 3/8" | 17.88 | 5-1/2" | 174 | 3/8" | 19.21 | 6-5/8" | 186 | 3/8" | 20.53 | 7" | 222 | 3/8" | 24.51 | 9-5/8" | 294 | 3/8" | 32.46 | Contact us if you need more details on Drilling Hole Casing. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Slotted Casing、Boring Casing Pipe. If these products fail to match your need, please contact us and we would like to provide relevant information. Product Categories : Other Steel Pipe
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