 Basic spearheads (including javelinheads) take about 3 hours of forging time, while swords can take about 37 hours without pattern welding, or about 110 hours with pattern welding (divided over several days or weeks of labor).Mail armor takes well over 600 hours of forging time.Via Wulfila's bible translation we do know 4th-century Gothic military terms he used to describe the 1st-century Roman army.