Iron Ore: Reading the China demand signals for ASX miners

Iron ore remains the single largest earnings driver for ASX Materials heavyweights BHP, Rio Tinto, and Fortescue. The commodity has traded in a US dollar 100 to 120 per tonne band over recent months, with Chinese policy headlines creating short-term volatility.

Steel production data for January showed a modest uptick, supported by infrastructure stimulus and seasonal restocking. However, property sector weakness continues to weigh on long-term demand expectations.

Our models track port inventories, steel mill utilisation rates, and shipping data as leading indicators. Current readings suggest demand is stabilising rather than accelerating consistent with a sideways pricing environment.

For investors, the key takeaway is that current iron ore prices comfortably support BHP and RIO dividend yields above 4 percent, while FMG lower cost base provides additional margin cushion.