GB/T 3098.21
GB/T 3098.21 (Mechanical properties of fasteners - Stainless steel tapping screws)· GB (China) · 11 materials
| Designation | Material group | |
|---|---|---|
| A2-20H | Stainless steels | chevron_right |
| A2-25H | Stainless steels | chevron_right |
| A3-20H | Stainless steels | chevron_right |
| A3-25H | Stainless steels | chevron_right |
| A4-20H | Stainless steels | chevron_right |
| A4-25H | Stainless steels | chevron_right |
| A5-20H | Stainless steels | chevron_right |
| A5-25H | Stainless steels | chevron_right |
| C1-30H | Stainless steels | chevron_right |
| C3-40H | Stainless steels | chevron_right |
| F1-25H | Stainless steels | chevron_right |