GB/T 97.5-2002
Plain washers for tapping sew and washer assemblies (English Version)
- Standard No.
- GB/T 97.5-2002
- Language
- Chinese, Available in English version
- Release Date
- 2002
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 97.5-2002
- Replace
- GB/T 9074.29-1988 GB/T 9074.30-1988
- Scope
- This standard stipulates that for self-tapping screw and flat washer assembly (in accordance with GB/T 9074.18), the nominal size (thread diameter) is 2.2 ~ 9.5mm, the standard series and large series, the hardness level is 180HV, and the product level is Grade A flat washers.
GB/T 97.5-2002 history
- 2002 GB/T 97.5-2002 Plain washers for tapping sew and washer assemblies
- 0000年 GB/T 9074.30-1988