G SERIES
The standard valve for ships. A compact and lightweight butterfl y valve with enhanced tightness and easy operation. It has a double eccentric structure, which eliminates local seat wear and ensures long service life.
[Casting Products]
The standard type of valve for ships. The valve's original features have been preserved, and it now also features a more compact and lighter construction, and its tightness and operability have also been improved. The maximum working pressure is 1.6 MPa. It is also used for general industrial purposes. It has obtained model authorization of various ship classifications such as Lloyd, ABS and NK.
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- Gland packing
- Thrust block
- Upper bearing
- Shaft
- Seat
- Seat retainer
- Disc set pins
- Disc
- Seat retainer bolt
- Lower bearing
- Body
- Bottom cover gasket
- Bottom cover
● Standard specifications
<G(wafer type)>
Size |
80A~1,000A |
Working pressure |
MAX 1.0MPa |
Flanges |
JIS |
Body materials |
FC200、SCPH2、SCS13、SCS14、SCS16 |
Disc materials |
SCPH2、SCS13、SCS14、SCS16 |
Shaft materials |
SUS403、SUS431、SUS304、SUS316、SUS316L |
<G16(wafer type)>
Size |
80A~1,000A |
Working pressure |
MAX 1.6MPa |
Flanges |
JIS |
Body materials |
FC200、SCPH2、SCS13、SCS14、SCS16 |
Disc materials |
SCPH2、SCS13、SCS14、SCS16 |
Shaft materials |
SUS403、SUS431、SUS304、SUS316、SUS316L |
● Standard test pressure(hydraulic pressure)
<G>
Body shell |
1.5MPa |
Seat |
1.1 MPa |
<G16>
Body shell |
2.4MPa |
Seat |
1.76 MPa |
● Seat materials
NBR |
-10 ~80℃ |
EPDM |
-10 ~120℃ |
FKM |
-10 ~150℃ |
PTFE |
-20 ~180℃ |
METAL |
-20 ~200℃ |