Cast iron and wrought iron fences have a similar look, but they also have key differences that impact their cost and durability. See how the two compare. advertisement. House Digest.

The Armstrong wrought-iron, muzzle-loading 150-pounder, carries the highest charge of powder, and is, probably, the most formidable gun of its calibre (10 1/2 inches) in the world.

Wrought iron consists of a variety of the versatile elements commonly used in construction in the 19th century and is known for being stronger than other metals and more resistant to fatigue.

DURING the past few months the study of the chemical changes involved in the rusting of iron has been coming to the fore. In 1888 Crum Brown pointed out that iron remained free from rust in an ...