... .Feature: excellent tensile,high tenacity,against cracking,impact and fatigueUsage: highway road surface,tunnel,building, Airport road surface and ,Heavy industry factroy ... excavation volume5: .Available for jointless floor Materail standard and quality gurantee: According to the standard of JG/T3046-1999 Steel ... 1400-1450°C 1425-1510°C 1500-1580°C High quality steel fiber for concrete reinforcement