IPC Main Group
B21B 19/00 Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- ROLLING OF METAL
2 direct subcodes
Child Classifications
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- B21B 19/02 the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling
- B21B 19/12 the axes of the rollers being arranged essentially parallel to the axis of the work