In 1994 Indiana Harbor Works, LTV steel, has established the world record of 15658 heats campaign. 0.37 kg/t gunning material consumption rate and 97% of furnace availability.

• 该公司印第安纳哈伯厂1994年转炉炉龄创造了15658次的世界纪录，喷补料消耗0.；37kg/t，作业率97%25。