Lub hauv paus ntawm qhov muag tsis pom rivet tsis rub tawm tag nrho, yog vim li cas rau qhov tawg?Ⅱ

3. Lub taub hau ntsia hlau ntog: Tom qab riveting, lub taub hau mandrel tsis tuaj yeem qhwv thiab ntog tawm ntawm lub cev rivet.

4. Riveting lub cev tawg: Tom qab rub riveting, lub cev riveting muaj ib tug longitudinal tawg los yog tawg tag.

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