T/ZZB 2223-2021
Main shaft for high speed industrial lockstitch sewing machine (English Version)
- Standard No.
- T/ZZB 2223-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 2223-2021
- Scope
- This document stipulates the terms and definitions, basic types, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments of industrial high-speed sewing machine spindles (hereinafter referred to as "spindles"). This document is applicable to the spindle of industrial high-speed lockstitch sewing machines. The spindles of industrial high-speed chain stitch sewing machines and other models can be used as a reference.
T/ZZB 2223-2021 history
- 2021 T/ZZB 2223-2021 Main shaft for high speed industrial lockstitch sewing machine
