Straightening - Course: Technique of Working Sheet Metals, Pipes and Sections. Trainees' Handbook of Lessons

Straightening - Course: Technique of Working Sheet Metals, Pipes and Sections. Trainees' Handbook of Lessons

		(introduction...)
		Preliminary Remarks
		Hints on Labour Safety
		1. Purpose of Straightening
		2. Tools, Devices and Auxiliary Means
		3. Processes within the Material
		4. Techniques of Straightening