DIN 931
similar to ISO 4014

Hexagon head bolts

hexagon head | with body
Thread type: Metric thread | Product group: Screws | Surface: zinc flake coating | Head shape: Hexagon head | Installation method: Screw into place with tool | Force application: Hexagon head | Flange/washer: without flange | Material: Steel 10.9
Hexagon head bolts
Diameter (d)
M8
M10
M12
M16
M20
Length (l)
40
45
50
60
70
75
80
90
100
110
120
130
140
150
160
Packaging unit (pcs.)
10
25
50
100
200
Please select a version to see prices and availability.
similar to ISO 4014 | DIN standard has been withdrawn
DIN 931 | steel | 10.9 | zinc flake | Cr(VI) - free | metric thread | screws can be paired with a 6h tolerance-compliant female thread

Note: Similar to ISO 4014 | DIN-standard has been withdrawn | changed spanner widths for M10, M12, M14 and M22


This standard specifies the characteristics of hexagon head bolts of product grade A and B:

Product grade A = For threads M1,6 to M24 and nominal lengths ≤ 10d or 150 mm, whichever is the shorter
Product grade B = For threads over M24 or nominal lengths > 10d or 150 mm, whichever is the shorter.

Information about the product class can be found in the technical details of the selected article.
Product type:
Cap screw with external driving feature
Installation method:
Screw into place with tool
Product group:
Screws
Material:
Steel
Surface:
zinc flake coating
Thread type:
Metric thread
RoHS conformal:
Cr(VI) Note:
Cr(VI)-free
Material:
Steel 10.9
Force application:
Hexagon head
Flange/washer:
without flange
Head shape:
Hexagon head
Risk hydrogen embrittlement:
Material version:
10.9

All technical data refer to the measure mm

Böllhoff bulletin: Changeover to Cr6+-free protective zinc layers for fasteners
PDF
ENG
1622/15.02
Data sheet: Technical information and dimensions of the product
PDF
ENG
02/2024
Fastening and assembly technology: Products and services
PDF
ENG
1180/21-V1-EN (WBH)
The Manual of fastening Technology: 8th edition
PDF
ENG
8100/23-V1-EN (WBH)