TY JOUR TI MECHANICAL PROPERTIES OF ULTRA-HIGH PERFORMANCE FIBER-REINFORCED CONCRETE WITH DIFFERENT TYPES OF STEEL FIBER KW Ultra-High Performance Fiber-Reinforced Concrete KW UHPFRC KW steel fiber KW corrugated fiber KW straight fiber KW hooked-end fiber KW mechanical properties JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Soloviev, V.G. AU Matiushin, E.V. PY 2024 IS 9 PB Belgorod State Technological University named after V.G. Shukhov