Effect of Carbonation Pretreatment on Volume Stability and Hydration Activity of Steel Slag-Cement Composite Cementitious Materials

FANG Yanfeng; WANG Songning; TONG Yu; SUN Xiaowei; DING Xiangqun; SU Wen

[1] SHU K Q, SASAKI K. Occurrence of steel converter slag and its high value-added conversion for environmental restoration in China: a review［J］. Journal of Cleaner Production, 2022, 373: 133876

[3] WANG X B, LI X Y, YAN X, et al. Environmental risks for application of iron and steel slags in soils in China: a review［J］. Pedosphere, 2021, 31(1): 28-42.

[4] GUO J L, BAO Y P, WANG M. Steel slag in China: treatment, recycling, and management［J］. Waste Management, 2018, 78: 318-330.

[5] LAI M H, ZOU J J, YAO B Y, et al. Improving mechanical behavior and microstructure of concrete by using BOF steel slag aggregate［J］. Construction and Building Materials, 2021, 277: 122269.

[6] LE D H, SHEEN Y N, BUI Q B. An assessment on volume stabilization of mortar with stainless steel slag sand［J］. Construction and Building Materials, 2017, 155: 200-208.

[7] WANG G, WANG Y H, GAO Z L. Use of steel slag as a granular material: volume expansion prediction and usability criteria［J］. Journal of Hazardous Materials, 2010, 184(1/2/3): 555-560.

[8] FANG Y F, SU W, ZHANG Y Z, et al. Effect of accelerated precarbonation on hydration activity and volume stability of steel slag as a supplementary cementitious material［J］.Journal of Thermal Analysis and Calorimetry, 2022, 147(11): 6181-6191.

[9] JIANG Y, LING T C, SHI C J, et al. Characteristics of steel slags and their use in cement and concrete: a review［J］. Resources, Conservation and Recycling, 2018, 136: 187-197.

[10] BACIOCCHI R, COSTA G, DI GIANFILIPPO M, et al. Thin-film versus slurry-phase carbonation of steel slag: CO2 uptake and effects on mineralogy［J］. Journal of Hazardous Materials, 2015, 283: 302-313.

[11] UKWATTAGE N L, RANJITH P G, LI X. Steel-making slag for mineral sequestration of carbon dioxide by accelerated carbonation［J］. Measurement, 2017, 97: 15-22.

[13] LI L F, ZHONG X Z, LING T C. Effects of accelerated carbonation and high temperatures exposure on the properties of EAFS and BOFS pressed blocks［J］. Journal of Building Engineering, 2022, 45: 103504.

[14] LUO Z T, WANG Y, YANG G J, et al. Effect of curing temperature on carbonation behavior of steel slag compacts［J］. Construction and Building Materials, 2021, 291: 123369.

[15] YANG S, MO L W, DENG M. Effects of ethylenediamine tetra-acetic acid (EDTA) on the accelerated carbonation and properties of artificial steel slag aggregates［J］. Cement and Concrete Composites, 2021, 118: 103948.

[16] MO L W, ZHANG F, DENG M, et al. Accelerated carbonation and performance of concrete made with steel slag as binding materials and aggregates［J］. Cement and Concrete Composites, 2017, 83: 138-145.

[17] WANG D, FANG Y F, ZHANG Y Y, et al. Changes in mineral composition, growth of calcite crystal, and promotion of physico-chemical properties induced by carbonation of β-C2S［J］. Journal of CO2 Utilization, 2019, 34: 149-162.

[19] PEDROSA H C, REALES O M, REIS V D, et al. Hydration of Portland cement accelerated by C-S-H seeds at different temperatures［J］. Cement and Concrete Research, 2020, 129: 105978.

[20] BENTZ D P, ARDANI A, BARRETT T, et al. Multi-scale investigation of the performance of limestone in concrete［J］. Construction and Building Materials, 2015, 75: 1-10.

[21] CHANG J, WANG D, FANG Y F. Effects of mineralogical changes in BOFS during carbonation on pH and Ca and Si leaching［J］. Construction and Building Materials, 2018, 192: 584-592.

[22] ZHANG H N, DONG J P, WEI C. Material properties of cement doped with carbonated steel slag through the slurry carbonation process: effect and quantitative model［J］. Metallurgical and Materials Transactions B, 2022, 53(3): 1681-1690.