0 1 2 3 4 5 0 20 40 60 80 100 C1 C2 Weibull distribution fitting Compressive strength (MPa) UPV (km/s) Relationship between compressive strength and UPV f cs 1904.7096 [1 e 0.00101 (V 0.86291) ^ ] R 2 0.9649 0 1 2 3 4 5 0 1 2 3 4 5 C1 C2 Exponential fitting Splitting tensile strength (MPa) UPV (km/s) Relationship between splitting tensile strength and UPV f sts 0.55189 e 0.46617 V R 2 0.9598 0 200 400 600 800 1000 5 10 15 20 25 30 Porosity (%) Temperature (C) C1 C2 At 25 C C1: 7.15 C2: 8.43 At 1000 C C1: 23.38 C2: 25.58 Porosity of FSCs 10 20 30 40 50 60 70 80 90 M F H M Q Q Q Q 25 C 200 C 400 C 600 C 800 C 2 () 1000 C T Q M C S H F C- Calcite F- Magnenite H- Hematite M- Mullite Q- Quartz S- Svyatoslavite T- Tobermorite XRD patterns of FSC with PP fibers UPV: Ultrasonic pulse velocity FSC: Ferro-siliceous concrete Graphical Abstract
Mechanical and physicochemical properties of ferro-siliceous concrete subjected to elevated temperatures
May 05, 2023
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