Material : Cold-draw steel wire ,deformed steel fiber with hooked end Tensile Strength: Minimum 900 Mpa - 1200 Mpa ... M , Type I Tensile Strength : Minimum 900 Mpa - 1200 Mpa Fiber Length : 30,35,50,60 mm Equivalent Diameter : 0.5 ... A 820/A 820M : Standard Specification for Steel Fibers for Fiber-Reforced ConcreteFeatures, Benefits and Application : - Easy mixing - Hooked ends makes ...