GB/T 944.1-1985 in English
VALIDCross recesses for screws
- Issued on:1985-08-01
- Implemented on:1986-06-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$127.00
| Standard No: | GB/T 944.1-1985 |
| Document status: | VALID |
| Title in English: | Cross recesses for screws |
| Title in Chinese: | 螺钉用十字槽 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 1985-08-01 |
| Implemented on: | 1986-06-01 |
| ICS Classification: | 21.060.10-Bolts, screws, studs |
| Chinese Classification: | J13-Fastener |
| Professional Classification: | GB-National Standard |
| Related Keywords: | screws scopethis standard
self-tapping screws wood screws cross recesses h-type cross groove |
| Related Topics: | gb944.1
gb/t944.1-1985 gb/t944.1 GB/T 944.1 GB/T 944.1-1985 |
本标准规定了适用于螺钉、自攻螺钉及木螺钉的十字槽，并分为两种型式：
H型十字槽---目前为优选槽形。
Z型十字槽---暂不推荐采用。
本标准对两种型式的十字槽都规定了插入深度测量法。
Scope
This standard specifies the cross grooves applicable to screws, self-tapping screws and wood screws, and is divided into two types: H-type cross groove--currently the preferred groove shape. Z-shaped cross recess--not recommended for the time being. This standard specifies the insertion depth measurement method for both types of cross recesses. This standard is equivalent to the international standard ISO4757-1983 "Cross Recess for Screws".
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