What can be accomplished with just a torch and compressed air? We can think of many things, but bringing a 17-foot-long marine shaft into ±.002 in tolerance was not on our list. Heat straightening ...

What can be accomplished with just a torch and compressed air? We can think of many things, but bringing a 17-foot-long marine shaft into ±.002 in tolerance was not on our list. Heat straightening ...

The two ends of a cut torque tube are tack welded in three places to insure a reasonable alignment of the tube during the rest of the welding process. There are many instances where per-formance ...