Tại sao nó quan trọng đối với vật liệu
Construction is the tonnage baseline everything else is measured against. It is also where alloying elements do their quietest work: a few hundred grams of niobium per tonne of steel lets a bridge be built with less of it.
Thành phần cấu tạo
Tất cả vật liệu →| Vật liệu | Chức năng của nó tại đây | Tầm quan trọng |
|---|---|---|
| Cement | Concrete | Định nghĩa |
| Construction Sand & Gravel | Aggregate in concrete and asphalt | Định nghĩa |
| Copper thiết yếu | Wiring and plumbing | Định nghĩa |
| Iron & Steel | Structure, rebar and rail | Định nghĩa |
| Iron Ore | Steel | Định nghĩa |
| Manganese thiết yếu | In every tonne of steel | Định nghĩa |
| Metallurgical Coal | Blast-furnace reduction | Định nghĩa |
| Zinc thiết yếu | Galvanising | Định nghĩa |
| Aluminium thiết yếu | Facades, windows and structure | Quan trọng |
| Crude Oil | Asphalt and plastics | Quan trọng |
| Gypsum | Plasterboard | Quan trọng |
| Lime | Steel refining and soil stabilisation | Quan trọng |
| Niobium thiết yếu | High-strength low-alloy steel | Quan trọng |
| Vanadium thiết yếu | Rebar strengthening | Quan trọng |
Cement
Powdered limestone and clay cooked at 1,450 C, which sets hard when mixed with water — the glue that holds concrete…
Construction Sand & Gravel
The most-mined material on Earth by weight, and the one nobody thinks of as mining.
Copper
The reddish metal that carries electricity better than anything except silver, and which humans have been smelting…
Iron & Steel
Iron with a little carbon in it, and the most-produced manufactured material on the planet.
Iron Ore
Rust-coloured rock that is roughly one-third to two-thirds iron, and the single largest tonnage the mining industry…
Manganese
A brittle grey metal that steel cannot be made without, and that is now being used to stretch scarce nickel and…
