[1] ZHANG Y, ZHANG S Q, JIANG X, et al. Insights into the thermal effect on the fracture toughness of calcium silicate hydrate grains: A reactive molecular dynamics study[J]. Cem Concr Compos, 2022, 134: 104824.
[2] HUANG H H, GAO X J, LI L S, et al. Improvement effect of steel fiber orientation control on mechanical performance of UHPC[J]. Constr Build Mater, 2018, 188: 709–721.
[4] BHAT M D, REHMAN M U, SHAFI I, et al. The effect of polypropylene and steel fibers on the properties of concrete at normal and elevated temperatures—A review[J]. Iran J Sci Technol Trans Civ Eng, 2022, 46(3): 1805–1823.
[5] CITEK D, RYDVAL M, REHACEK S, et al. Material properties of ultra - high performance concrete in extreme conditions[J]. Key Eng Mater, 2016, 711: 157–162.
[7] TAI Y S, PAN H H, KUNG Y N. Mechanical properties of steel fiber reinforced reactive powder concrete following exposure to high temperature reaching 800℃[J]. Nucl Eng Des, 2011, 241(7): 2416–2424.
[8] VARONA F B, BAEZA F J, BRU D, et al. Influence of high temperature on the mechanical properties of hybrid fibre reinforced normal and high strength concrete[J]. Constr Build Mater, 2018, 159: 73–82.
[9] CHEN Y B, ZHANG Y, ZHANG S Q, et al. Experimental study on the thermal properties of a novel ultra-high performance concrete reinforced with multi-scale fibers at elevated temperatures[J]. Constr Build Mater, 2023, 366: 130229.
[10] PENG G F, NIU X J, SHANG Y J, et al. Combined curing as a novel approach to improve resistance of ultra-high performance concrete to explosive spalling under high temperature and its mechanical properties[J]. Cem Concr Res, 2018, 109: 147–158.
[13] XUE C C, YU M, XU H M, et al. Compressive performance and deterioration mechanism of ultra-high performance concrete with coarse aggregates under and after heating[J]. J Build Eng, 2023, 64: 105502.
[16] QI J N, WU Z M, MA Z J, et al. Pullout behavior of straight and hooked-end steel fibers in UHPC matrix with various embedded angles[J]. Constr Build Mater, 2018, 191: 764–774.
[17] ZHANG D, JIANG J W, WENG Y W, et al. Pull-out behaviour of steel fibres embedded in ultra-high-performance concrete after exposure to high temperatures[J]. Constr Build Mater, 2023, 408: 133630.
