What followed was the 1982 introduction of Lockformer’s TDC (Transverse Duct Connection), soon copied by Engel Industries TDF (Transvers Duct Flange) – both generically referred to now as “Rolled-On ...

Change capacity for that step or piece of equipment. In one shop, the transverse duct flange machine was the major bottleneck, but it may not require buying a larger or newer, faster machine. Instead, ...