ISO 4018:1999
Hexagon head screws - Product grade C

Standard No.

ISO 4018:1999

Release Date

1999

Published By

International Organization for Standardization (ISO)

Status

Be replaced 2011-04

Replace By

ISO 4018:2011

Latest

ISO 4018:2022

Scope

This International Standard specifies the characteristics of hexagon head screws with threads from M5 up to and including M64, of product grade C. NOTE This type of product is the same as that covered by ISO 4016 with the exception of threading up to head. If, in special cases, specifications other than those listed in this International Standard are required, they should be selected from existing International Standards, for example ISO 724, ISO 888, ISO 898-1, ISO 965-1 and ISO 4759-1.

ISO 4018:1999 history

• 2022 ISO 4018:2022 Fasteners — Hexagon head screws — Product grade C
• 2011 ISO 4018:2011 Hexagon head screws - Product grade C
• 1999 ISO 4018:1999 Hexagon head screws - Product grade C
• 1988 ISO 4018:1988 Hexagon head screws; product grade C
• 1979 ISO 4018:1979 Hexagon head screws — Product grade C