... 62. Material: Alloy Steel3. Usage: For PC Steel Strands, wires and bars4. The Number of PC Strand Root: 65. The Diameter of ... PC Steel Strand: 15.20mm-15.70mm6. ... : M15 applies to 15.2/15.24mm, 15.7mm pc strand; M13 applies to 12.7mm, 12.5mm & 12 ... to 7.0mm, 6.0mm, 5.0mm spiral ribbed pc wire.6. Parts: anchor ring/plate, wedge, base plate ...