** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** With its cold-hammer-forged and ...

First, welding began to replace riveting in ship-and plane-building (TIME. Dec. 15). Now cast steel is replacing forged steel, and in tanks it is replacing both riveted and welded armor plate.

COLUMBIA, S.C. — Global firearms manufacturer operating a site in northeast Richland County announces it has been awarded a $6.9 million contract to supply machine gun barrels to the US Department of ...