GSO ISO 4757:2013
ISO 4757:1983
Gulf Standard
Current Edition
·
Approved on
01 April 2013
Cross recesses for screws
GSO ISO 4757:2013 Files
English
9 Pages
Current Edition
Reference Language
OMR
31.09
GSO ISO 4757:2013 Scope
This International Standard defines two types of cross recesses for screws:
Scope and field of application
- recess type H;
- recess type 2.
Included in this International Standard is a method of penetration gauging for both types.
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