B type gooseneck type air pipe head, according to the form of links
can be subdivided into:
GB1858-80 gooseneck gooseneck ventilation / air pipe head cap -
threaded connection
CB/T3594-94 gooseneck gooseneck ventilation / air pipe head cap -
flange connection
Specific which link form, according to customer demand.
B, BS type air cap / gooseneck gooseneck type air pipe head
technical agreement:
The gooseneck type air pipe head before they leave the factory
should be for floating ball and the valve seat sealing test, the
test pressure is 3 meters high water column, test, floating ball
should be to any different direction and the valve seat contact, in
the test lasted for 5 min after, allowing a small column of water
leakage
B, BS type air cap / gooseneck gooseneck type air pipe head is
usually marked as:
The nominal diameter of 50mm GB2501, according to the size and
flange sealing surface of the cast iron gooseneck type air pipe
head
Air pipe head CB/T3594-94 BS50HT ballast tank cap CB/T3594-94
BS50HT
The nominal diameter of 65mm GB569, according to the size and
flange sealing surface of the cast iron gooseneck type air pipe
head
Gooseneck type air pipe head BS65HT CB/T3594-94 ballast tank air
cap BS65HT CB/T3594-94
The nominal diameter of 80mm GB2501, according to the size and
flange sealing surface of the cast iron gooseneck type air pipe
head
Air pipe head CB/T3594-94 BS80HT ballast tank cap CB/T3594-94
BS80HT
The nominal diameter of 100mm GB2501, according to the size and
flange sealing surface of the cast iron gooseneck type air pipe
head
Air pipe head CB/T3594-94 BS100HT ballast tank cap CB/T3594-94
BS100HT
The nominal diameter of 150mm GB2501, according to the size and
flange sealing surface of the cast iron gooseneck type air pipe
head
Air pipe head CB/T3594-94 BS150HT ballast tank cap CB/T3594-94
BS150HT
The nominal diameter of 200mm GB2501, according to the size and
flange sealing surface of the cast iron gooseneck type air pipe
head
Air pipe head CB/T3594-94 BS200HT ballast tank cap CB/T3594-94
BS200HT
The nominal diameter of 250mm GB2501, according to the size and
flange sealing surface of the cast iron gooseneck type air pipe
head
Air pipe head CB/T3594-94 BS250HT ballast tank cap CB/T3594-94
BS250HT
B, BS type air cap / gooseneck gooseneck type air pipe head main
parts material:
Our production of ballast tank air pipe head / ballast tank cap
main model:
Under the condition that the air cap and the air pipe head are not
completely damaged, we can change according to the appropriate
conditions:
Ballast tank air cap - buoy ballast tank air cap float - ballast
tank air cap float