The DIN 931 Hexagon Head Bolt is an externally threaded fastener with a hexagonal washer-faced head and a partially threaded shank. Available in grade 12.9, these bolts offer exceptional strength and durability. They’re commonly used in construction, machinery, and industrial applications. Sizes range from M6x16 to M64x400, catering to various load requirements.
Product Data
Specification
d
k
s
l
M4
2.8
7
12-40
M5
3.5
8
12-50
M6
4.0
10
55-150
M8
5.3
13
55-150
M10
6.4
17
55-150
M12
7.5
19
55-200
M14
8.8
22
55-200
M16
10.0
24
55-200
M18
11.5
27
55-200
M20
12.5
30
55-200
M22
14.0
32
65-300
M24
15.0
36
70-300
M27
17.0
41
80-300
M30
18.7
46
80-300
Applications
Building Insulation: Primarily used in the installation of thermal insulation systems in residential, commercial, and industrial buildings.
External Wall Insulation: Often used in External Thermal Insulation Composite Systems (ETICS) to fix insulation boards to external walls.
Roof Insulation: Suitable for securing insulation materials on roofs to enhance energy efficiency and thermal performance.
Floor Insulation: Utilized in floor insulation systems to prevent heat loss through the flooring and improve overall energy efficiency.
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