Basic Specification

Type Bellows
Size
(A)
Bellows
color
band
Bellows Constraction
Inner
rubber
Reinforcing
Material
Outerer
rubber
Working Data
Pressure
(bar)
Temp.
(℃)
Test
Pressure
(bar)
Operating Medium
DYV-R
25~200
200~400
Red
EPDM Nylon
Code
EPDM
16 90 25
10 90 15
Sea Water System.
Fresh Water, Hot Water
DYV-Y
25~200
200~400
Yellow
NBR Nylon
Code
CR
16 90 25
10 90 15
Lub. Oil,Fuel Oil,Hydraulic
Oil-System. Hot Water
DYV-W
25~200
200~400
Red+Yellow
NBR Steel
Wire
CR
16 90 25
10 90 15
Lub. Oil,Fuel Oil,Hydraulic Oil,
Bilge and Sea Water System.
Fresh Water, Hot Water
DYV-WR
25~200
200~400
Double Red
EPDM Steel
Wire
EPDM
16 90 25
10 90 15
Sea Water System.
Fresh Water, Hot Water
DYV-F
25~200
200~400
White
White-NBR Steel
Wire
CR
16 90 25
10 90 15
Foodstuffs, also oil and fat containing food.
DYV-G
25~200
200~400
Green
FPM Steel
Wire
ECO
10 150 15
5 150 7.5
Hot oils, Benzene, Xylol, Fuels with an aromatic
content ofmore than 50%, bio diesel, aromatic
/chlorinated hydrocarbons and mineral acids.