The Industrial Revolution introduced steam-powered ironclad warships seemingly impervious to cast cannon.
A foundry was added, to cast cannon and bells.
The Chinese also mounted over 3,000 bronze and iron cast cannon on the Great Wall of China, to defend themselves from the Mongols.
Half of his production was exported, and from 1618 to 1621 he also cast cannon for Spain.
The iron was used for making household utensils, nails and hinges; and for casting cannon.
They became wealthy during the Thirty Years' War through possession of the secret of how to cast cannon in a single piece.
He had also developed a mould to cast large cannon.
They were casting cannon for Napoleon's army.
The southern Nguyen ruler needed copper to cast cannon for the war.
During the civil war he cast cannon for the king, Prince Rupert staying with him for three days in October 1642.