PC Steel Wire, Spring Steel Flat Bar, Flat Steel Bar manufacturer / supplier in China, offering Passive-End and Active-End Barrels with Wedges for 3/8" and 1/2" PC Strands, Active-End and Passive-End Barrels and Wedges for 9.53mm 11.11mm 12.7mm PC Strands, Post-Tensioned Galvanized Duct for Pre-Stressed Concrete Bridge Construction and so on.