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Categories | Cast Steel Valve |
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Brand Name: | JV |
Model Number: | JVL-46 |
Certification: | CE |
Place of Origin: | China |
MOQ: | 1set |
Price: | $66-86pcs |
Payment Terms: | T/T, L/C, Western Union |
Supply Ability: | 10000set/Month |
Delivery Time: | 15-25 days |
Packaging Details: | Standard export package |
Media: | Gas,Base |
Power: | Manual,Electric |
Material: | Casting,Stainless Steel |
Structure: | Butterfly,Ball |
Port size: | DN50-1200,DN 50-DN 600 |
Pressure: | Medium Pressure,Low Pressure |
Temperature of media: | Medium Temperature,Normal Temperature |
Size: | DN15 to DN500 |
Company Info. |
Juvi Marine Machinery Co.,LTD |
View Contact Details |
Product List |
Flanged Nodular Iron Gate Valve For Oil Tanker CB/T3591-2005 Marine Standard Gate Valve 0.6Mpa Manual Cast Steel Valve
Technical data:
Nominal pressure | Nominal diameter (mm) | Applicable medium |
0.6 | 50-300 | Seawater, freshwater, lubricating oil, fuel oil t ≤ 250°C steam |
1.0 | 65-250 | |
1.6 | 20-50 |
Maintenance:
1. Temporary storage of marine valves should be subject to the
current review. The exposed processing name must be kept clean and
dust cleared. When storage, the ball valve should be blocked at
both ends and in a closed-form.
Check valves, check valves, and both ends of the passage should be
blocked and in an open forum. They should be stored in a ventilated
and dry indoor center. Stacking or outdoor storage is strictly
prohibited.
2. Before installation, it is necessary to carefully check whether
the pressure marked on this valve and the diameter can meet the
application requirements, eliminate the shortcomings formed by the
transportation process, and eliminate the dust on the valve parts.
3. When installing, the marine valve can be installed indirectly on
the pipeline according to the connection form. Under normal
conditions, the device can be placed in an arbitrary position in
the pipeline, but it needs easy-to-operate maintenance and pay
attention to the shut-off valve
The flow direction of the medium should be down from the top of the
vertical valve flap, and the lift-and-demotion check valve can only
be installed safely.
4. When the ball valve, globe valve, and gate valve are used, they
are only fully open or fully closed, and they are not allowed to be
used for flow adjustment. The Tude's secret book cover is eroded
and slowed down. The gate valve and the upper fingerprint stop
valve have inverted
Seal installation, turn the handwheel to the uppermost position,
and tighten it to prevent the leakage of the medium from the
aggregate.
5. Use handwheels when opening and closing ball valves, globe valves, and gate valves. Do not rely on levers or other machines to protect the valves. The handwheel winds counterclockwise to open, otherwise, it is closed.
6.The nut of the aggregate gland should be tightened evenly, and it should not be pressed into a crooked shape, and the rabbit will have to damage the movement of the valve stem or form a leak.
7. The marine valve is in use and should be kept clean from time to time. The transmission fingerprints must be smooth on a regular basis. When a problem is found, the operation should be stopped immediately to investigate the cause and eliminate the problem.
Note:
The ballast water pipes passing through the collision bulkhead should be equipped with a shut-off valve capable of operating above the freeboard deck (the bulkhead deck of passenger ships).
The valve should be installed on the fore-point tank side of the fore-point bulkhead. It also has a device to indicate whether the valve is open or closed so that the valve can be closed on the deck immediately in the event of head sea damage to prevent seawater from entering the ballast water system.
Material:
The valve body material adopts: carbon steel, cast iron, stainless steel, bronze, brass, forged steel, alloy steel, etc.; the sealing surface materials include copper alloy, carburized steel, hard alloy, rubber plastic, PTFE soft and hard seal, Can adapt to the needs of different media. Products are widely used in petrochemical, shipbuilding, nuclear power, chemical industry, metallurgy, electric power, food, environmental protection construction, and other fields.
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