The main function of Marine Bronze Globe Valves is to control the pressure, flow and flow direction of the fluid in the ship's pipeline. Its basic functions include connecting or disconnecting the flow of pipeline media, changing the flow direction of the medium, and adjusting the pressure and flow of the medium, thereby protecting the normal operation of pipeline equipment.
The working principle of Marine Bronze Globe Valves is based on the general working principle of the stop valve. The stop valve applies pressure through the valve stem to make the valve disc sealing surface fit tightly with the valve seat sealing surface, thereby preventing the flow of the medium. Specifically:
Sealing principle: The valve stem applies torque to make the valve disc move vertically along the center line of the valve seat, thereby achieving a close fit between the valve disc and the valve seat to prevent medium leakage.
Fluid control: The stop valve allows the medium to flow in one direction, and attention should be paid to the directionality during installation. Its structural length is large, the fluid resistance is also large, but the opening height is small, and it is easy to manufacture and maintain.

The structural features of Marine Bronze Globe Valves include:
Material: Bronze material CAC406 (BC6) is usually used, which has the following advantages:
Bronze has good corrosion resistance and can resist the erosion of corrosive substances such as seawater and salt, ensuring the long-term stable operation of the valve in harsh marine environments.
Bronze has high mechanical strength and can withstand various pressures and vibrations that ships may encounter during navigation, ensuring the stability and durability of the valve.
Bronze is easy to process and cast, and can be made into various complex shapes and structures to adapt to the limited space layout of ships.
The sealing parts of bronze valves are made of high-quality materials such as polytetrafluoroethylene (PTFE) or rubber to ensure zero leakage when the valve is closed, improving the safety of the system.
The cost of bronze material is relatively low and has good wear resistance, which reduces the frequency of maintenance and replacement, thereby reducing the cost of long-term use.
The connection method can be internal thread, external thread, flange, welding, etc. The working pressure can reach 10K (equivalent to 10MPa) and the working temperature range is -196℃ to 650℃5.
Marine Bronze Globe Valves are widely used in fluid control systems of ships, especially in marine environments where high strength and corrosion resistance are required. Its excellent performance ensures long-term stable operation under harsh conditions.
Product Structure Drawing

Product Parameters Table
|
Rating |
SIZE |
φd |
L |
H |
FF Flange |
φW |
Weight |
|||
|
φD |
φC |
t |
n-φh |
|||||||
|
5K F7301 |
15A |
15 |
100 |
130 |
80 |
60 |
9 |
4-12 |
80 |
2.02/1.96 |
|
20A |
20 |
110 |
140 |
85 |
65 |
10 |
4-12 |
100 |
2.86/2.77 |
|
|
25A |
25 |
120 |
160 |
95 |
75 |
10 |
4-12 |
125 |
3.54/3.41 |
|
|
32A |
32 |
140 |
170 |
115 |
90 |
12 |
4-15 |
125 |
5.0/4.86 |
|
|
40A |
40 |
160 |
190 |
120 |
95 |
12 |
4-15 |
140 |
6.48/6.30 |
|
|
50A |
50 |
210 |
235 |
130 |
105 |
14 |
4-15 |
140 |
11.7 |
|
|
65A |
65 |
250 |
260 |
155 |
130 |
14 |
4-15 |
160 |
17.0 |
|
|
16K F7303 |
15A |
15 |
110 |
130 |
95 |
70 |
12 |
4-15 |
80 |
2.76/2.70 |
|
20A |
20 |
120 |
140 |
100 |
75 |
14 |
4-15 |
100 |
3.72/3.63 |
|
|
25A |
25 |
130 |
160 |
125 |
90 |
14 |
4-19 |
125 |
5.20/5.09 |
|
|
32A |
32 |
160 |
170 |
135 |
100 |
16 |
4-19 |
125 |
6.91/6.77 |
|
|
40A |
40 |
180 |
190 |
140 |
105 |
16 |
4-19 |
140 |
8.43/8.25 |
|
Hydro.test pressure - unit:kgf/cm
|
Rating |
5 |
16 |
|
Shell |
10.5 |
33 |
|
Seat |
7.7 |
24.2 |
Max. working pressure - unit:kgf/cm²
|
Rating Fluid condition |
5 |
16 |
|
Steam up to 2O5℃ |
5 |
16 |
|
Air,gas,oil and pulsation water |
||
|
Non shock water |
7 |
22 |
|
NO. |
Parts |
Material |
|
1 |
Body |
CAC406(BC6) |
|
2 |
Bonnet |
C3771 |
|
3 |
Disc |
C3771 |
|
4 |
Disc nut |
C3604 |
|
5 |
Packing gland |
C3604 |
|
6 |
Packing gland nut |
C3604 |
|
7 |
Stem |
C3771 |
|
8 |
Set screw |
SUS304 |
|
9 |
Handwheel |
FC200 |
|
10 |
Hex. nut |
C3604 |
|
11 |
Split pin |
C2600 |
|
12 |
Lockplate |
C2600 |
|
13 |
Disc lock washer |
C2600 |
|
14 |
Packing |
GRAPHITE |
|
15 |
Name plate |
C2801orSUS304 |
1. We accept customized packaging.
2. We accept brand customization.
3. We have advanced technology.
4. We accept OEM&ODM for hardware's producing.
5. We can offer the best service and timely delivery.
6. We have our own factory with strict quality control system.
7. We have 25+ years experiences of manufacturing and trading
8. We have high quality and full range of JIS standard marine valves.

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