China manufacturer Gear Box for Butterfly Valve in Iron Ss Shell Manual Reduction gearbox drive shaft

Product Description

Manual reduction gear box for butterfly valve ball valve in iron SS shell


DN50-DN150 160 68 50 4-M6 150
DN200-DN250 227 72 70 4-M8 285
DN300-DN350 227 75 102 4-M10 285
DN400-DN450 251 120 125 4-M12 300
DN500 261 124 165 4-M20 300
DN600 292 129 165 8-M16 300
DN700-DN800 345 232 254 8-M16 400


Company Profile

HangZhou I- Flow Co., Ltd., established in 2571,located in the beautiful city of HangZhou,China . Our products include marine valve,butterfly valve, balancing valve, gate valve, globe valve, knife gate valve,check valve , ball valve. in cast iron,brass, bronze, polypropylene etc, to be applied in water treatment,  HVAC, marine, oil and gas etc. 
IFLOW owns research and development team, and is managed strictly under the rules of ISO 9001 quality control system , we have supplied flow control products for international clients for more than 10 years and are selling to more than 40 countries, such as USA, Germany, Italy, Holland, Sweden, Norway, Singapore, U.K, U.A.E, Australia, Brazil, Peru etc.. Our products are used in Shangrila Hotel, Kerry Center, Milan Expo, Fiat Workshop, MSC vessels etc, In addition, we and associated company have obtained CE, WRAS, DNV,GL,LR, ABS certificates.
Our Mission: Good valve with caring service. 

We greatly appreciate your time and look forward to serving you in the near future!


1. Can I have a sample order for valve?
A: Definitely Yes. We welcome your sample order for test and quality check. Mixed samples are acceptable.
2. Can you provide OEM or ODM service?
A: Yes, we have professional research & development team. The products can be manufactured as per your request.
3. Can you provide the relevant documentation and certificate?
A: Yes, we can provide you with the documentation and certificate you need, ISO9001:2000 international quality system certification, (CE)certification of the European Community, Det Norske Veritas (DNV) factory certificate, Lloyd’s Register (LR) factory certificate, China Classification Society (CCS) quality system certificate and the FM/UL certification of the US, Bureau Veritas(BV) , American Bureau of Shipping(ABS) etc. Of course we can also provide you the test Report; Certificate of Material Analysis; Certificate of Origin; and other export documents if required.
4. What is your terms of delivery?
A: We accept EXW, FOB, CIF, DAP etc. You can choose the 1 which is the most convenient for you.
5. What’s the package and how do you ship the goods?
A: Usually sea worthy plywood cases. We usually ship by sea. Train and air delivery are also optional.
6. How to deal with after sales ?
A: Warranty time: 12 months from the shipment; and we will be responsible for all the quality problems. Longer warranty period could be provided with detailed request and discussion.
7. What is the average lead time?
A: For samples, the delivery time is about 2-5 days. For batch production, the lead time is about 15-60 days after receiving the deposit payment. We can provide production schedule and related photos every 2 weeks. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for production drawings. If our lead times do not work with your deadline, please send your requirements with your sale. In all cases we will try to accommodate our production plan to your needs.
8. Why choose us?
A:1.Genuine products with excellent quality and competitive price. 
2.Cooperating with customers all over the world from more than 60 countries and regions, knowing the markets very well. 
3.We have been specializing in flow control area for more than 15 years. Everyone can be rest assured working with us. 4.After-sale services will be highly-satisfying. Any problem and feed backs will be answered in short time.
9: How can I trust your company?
 We are verified Golden supplier and creditable company on Made-In-China, we are focusing on the long term relationship with customers, we have worked with thousands of customers since company built 15 years ago, Including Fortune 500 companies. Customers always make highly complimentary remarks.

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Certification: ISO, CE
Power Supply: Manual
Power Source: Manual
Temperature: Ordinary Temperature
Connection: Flange
Material: Cast Iron
US$ 10/Piece
1 Piece(Min.Order)

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Customized Request


Common Problems with Gearboxes and How to Troubleshoot Them

Gearboxes can encounter various issues over time. Here are some common problems and troubleshooting steps:

  1. Noise and Vibration: Excessive noise or vibration may indicate misalignment, worn gears, or insufficient lubrication. Check alignment, inspect gears for wear, and ensure proper lubrication.
  2. Overheating: Overheating can be caused by high friction, inadequate lubrication, or overloading. Verify lubrication levels, reduce loads, and ensure proper ventilation.
  3. Leakage: Oil leaks may result from worn seals or gaskets. Inspect and replace damaged seals, and ensure proper sealing.
  4. Reduced Performance: Decreased performance could be due to worn gears, damaged bearings, or misalignment. Inspect components, replace damaged parts, and realign as needed.
  5. Gear Wear and Tooth Damage: Wear on gear teeth can result from excessive loads or poor lubrication. Replace worn gears and ensure proper lubrication.
  6. Shaft Misalignment: Shaft misalignment can lead to increased wear and noise. Realign shafts using precision measurement tools.
  7. Lubrication Issues: Inadequate or contaminated lubrication can cause premature wear. Regularly check and replace lubricant, and use the correct type for your gearbox.
  8. Bearing Failure: Bearing failure may result from overload, misalignment, or inadequate lubrication. Replace worn bearings and address underlying issues.
  9. Seal Damage: Damaged seals can lead to leaks and contamination. Replace seals and ensure proper installation.
  10. Gearbox Lockup: Gearbox lockup may occur due to foreign objects or damaged components. Disassemble and inspect the gearbox, removing any obstructions and replacing damaged parts.

Regular maintenance, proper lubrication, and timely troubleshooting are key to addressing gearbox problems and ensuring smooth operation.

China manufacturer Gear Box for Butterfly Valve in Iron Ss Shell Manual Reduction   gearbox drive shaft	China manufacturer Gear Box for Butterfly Valve in Iron Ss Shell Manual Reduction   gearbox drive shaft
editor by CX 2024-05-16