2 Bible Verses about Steel

And they had breastplates, as breastplates of iron: and the sound of their wings was as the rumbling of chariots of many horses rushing to battle.

the merchandise of gold and of silver, and of precious stones, and of pearl, and of fine linen, and of purple, and of silk, and of scarlet, and every sweet scented wood, and every ivory vessel, and every vessel of most precious wood, and of gold, and of iron, and of marble,