LD-B单曲面弯钢化炉
LD-BJ强制对流单曲面弯钢化炉
LD-BL连续弯钢化炉
LD-BLJ强制对流连续弯钢化炉
LD-E双曲面弯钢化炉
LD-EJ强制对流双曲面弯钢化炉
LD-AL连续平钢化炉
LD-AJ强制对流平钢化炉
LD-BE弯弯双向钢化炉