Steel Fiber, Concrete Steel Fiber, Steel Fiber for Concrete manufacturer / supplier in China, offering Copper-Coated Wave Steel Fiber for Concrete Reinforcement: Crack Resistance and Toughness Enhancement, Uhpc Water-Soluble Bonded End-Hooked Steel Fiber Easy Dispersion, Save 50% Mixing Time, CE/ISO Certified Custom Length Copper-Plated High Tensile Strength Copper Coated Steel Fibers and so on.