Countersunk Flat Head Screws (Common Head Style) with Type H or Type Z Cross Recess - Product Grade A - Part 1: Steel Screws of Property Class 4.8
DIN EN ISO 7046-1 - 2011 十字槽沉头螺钉（通用头型）- 4.8级，钢制，产品等级A级
See all versions and complete specifications: Countersunk Flat Head Screws (Common Head Style) with Type H or Type Z Cross Recess - Product Grade A — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 819.1 |
| NF | NF E 25-119-1 |
| DIN | DIN EN ISO 7046-1 |
| ISO | ISO 7046-1 |
| UNI | UNI 7688 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|
| M2 | 0.5 | 3.2 | 1 | 5.5 | 5.2 | 1 | 25 | 0.8 | 1.25 | 6.3 | 1.65 |
| M3 | 1 | 6.8 | 3 | 11.30 | 10.87 | 2 | 38 | 1.5 | 2.5 | 12.6 | 3.3 |
| M1.6 | 0.4 | 1.9 | 0 | 3.8 | 3.5 | 0.8 | 25 | 0.5 | 1 | 4.4 | 1.2 |
| M2.5 | 0.7 | 4.6 | 2 | 8.40 | 8.04 | 1.4 | 38 | 1 | 1.75 | 9.4 | 2.7 |
| (M3.5) | 1.5 | 10 | 4 | 18.30 | 17.78 | 3 | 38 | 2.5 | 3.8 | 20 | 5 |
Request detailed technical specifications, material certifications, and availability information for your application requirements. Our engineering team can provide product recommendations, custom specifications, and technical documentation.
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.