What is the process by which blister steel is rendered ductile by being forged with a tilt hammer. Tilting helmet, a helmet of large size and unusual weight and strength, worn at tilts called?

tilting — The process by which blister steel is rendered ductile by being forged with a tilt hammer. Tilting helmet, a helmet of large size and unusual weight and strength, worn at tilts. (Webster's 1913.)

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