Middle Eastern crude steel production fell 20.4% year on year to 3.6 million tonnes in September.
Shipping disruption restricted pellet and DRI supplies, while damage to Iranian plants also affected production.
Regional output for January–September declined 9.2% to 36.9 million tonnes.
The reports also cited a Singapore-flagged vessel carrying scrap to Pakistan sinking after a projectile strike near Hormuz.
Higher freight, insurance and energy costs continued to complicate metals trading and production.
