E
Tube assembly
E21
Catalogue 4100-5/UK
3
1
4
L
3
D
D
L
2
L
L
1
D
S
5
6
2
Tube material
Fitting and nut
Sealing
material
material
Steel
Steel
Steel/NBR
or
Steel/FKM
Stainless
Stainless
Stainless Steel/
Steel
Steel
FKM/NBR
Stainless
Steel
Steel/NBR
Steel
or
Steel/FKM
Material selection chart
EO2-FORM assembly instructions
Tube preparation
●
Cut and deburr thoroughly
●
Cut and bend tubes exactly
●
Take extra length into account
(see tube preparation chart)
●
Minimum lengths L
2
of straight tubes
(see chart)
●
Minimum lengths L
3
of straight
tube-ends before bend
(see chart)
●
Chips, dirt, internal or external
burrs and paint prevent correct
tube insertion
Dirty tubes result in worn-out or
damaged tools
●
Cut tube squarely
●
max
±
1
°
deviation
Do not use pipe cutters
●
EO tube-cutting tool (AV)
for manual cutting
●
Remove internal and
external burrs
●
max. chamfer 0.3mm x 45
°
●
Clean tube thoroughly
Material
combinations
●
Select suitable materials
●
See catalogue for exact tube
specifications
