The Concrete Performance with Iron Tailings Sand Modified by Polypropylene Fibers under Aggressive Environment

<div>The distribution of sulfate ions. (a) Section <a href="https://static.hindawi.com/articles/amse/volume-2020/4368592/figures/#sec2">2</a>. (b) Section <a href="https://static.hindawi.com/articles/amse/volume-2020/4368592/figures/#sec4">4</a>.</div>

Advances in Materials Science and Engineering

fig14

Figure 14

Figure 14: The Concrete Performance with Iron Tailings Sand Modified by Polypropylene Fibers under Aggressive Environment 