304
SS
Semi-Tubular
Rivets
-
Flat
Head
120°
-
DIN
7340
-
Cold
Forged
-
M3
to
M8
Sizes
Product
Attributes
Attribute
|
Value
|
Shear
Strength
|
M4:
1,850N
(DIN
EN
ISO
898)
|
Product
Application
|
Electronics
chassis
assembly
|
Head
Style
|
Flat
|
Thread
|
No
|
Lead
Time
|
15~20
working
days
|
Finish
|
Passivation
(Matte
Grey)
|
Installation
Method
|
Riveting
|
Material
|
Stainless
Steel
|
Tolerance
|
+/-
0.05mm
|
Dimension
|
We
Can
Customize
to
your
dimension
|
Product
Description
Corrosion-resistant
A2
stainless
semi-tubular
rivets.
Flat
head
120°,
hollow
depth
1.25-1.75D.
Sizes
M3-M8.
Passivated
finish.
For
electronics,
furniture
&
machinery.
Custom
lengths
available.
Achieve
flush,
high-strength
joints
with
cold-forged
A2
stainless
steel
semi-tubular
rivets.
Featuring
a
precision
120°
flat
head
and
controlled
hollow
depth
(1.5D),
these
DIN
7340-compliant
rivets
provide
reliable
fastening
for
sheet
metal,
plastics,
and
leather.
The
passivated
finish
resists
corrosion
in
indoor
industrial
environments.
Technical
Specifications
Head
Type:
Flat
Head
(120°
Countersink
Angle)
Head
Diameter
(D):
M3:
6.0mm;
M4:
8.0mm;
M5:
9.5mm;
M6:
11.0mm
Total
Length
(L):
M3:
6-20mm;
M5:
8-30mm;
M8:
12-50mm
Hollow
Depth
(H):
1.5D
(e.g.,
M4:
6.0mm)
Hole
Diameter
(d):
0.6D
(e.g.,
M4:
2.4mm)
Material:
A2-70
Stainless
Steel
(304)
Surface
Treatment:
Passivation
(Matte
Grey)
Shear
Strength:
M4:
1,850N
(DIN
EN
ISO
898)
Customization:
Non-standard
L/H
ratios,
head
angles
Primary
Uses
&
Applications
-
Electronics
chassis
assembly
-
Furniture
hinges
and
brackets
-
Machinery
guards
-
Automotive
interior
trim
-
Leather
goods
hardware
How
to
Use
-
Drill
hole
=
Rivet
diameter
+0.1mm
(e.g.,
Ø4.1mm
for
M4)
-
Insert
rivet
through
materials
-
Set
with
semi-tubular
rivet
tool:
-
Position
die
supporting
head
-
Apply
pressure
to
deform
hollow
end
into
1.5D
flange
-
Optimal
pressure:
M4=3.5kN