... :1570Mpa-1860Mpa 4.Month output:6000 t china factory export Screw (spiral)PC Wire1)Name:Helical Ribs PC wire 2)Dia ... .00mm, 6.25mm, 7.00mm,3)Type of Surface: Helix(screw), Plain, indented. 4)Standard: GB/T 5223-2002, ASTM A416 ... strength), coil weight, Packing dimension, Quantity ect. china factory export Screw (spiral)PC Wire