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Precision Marine Components
Engineered for Excellence

Shanghai LuckyWin Technology Co., Ltd. delivers high-performance marine valves, filters, vent heads, metal bellows, and hoses — trusted by shipbuilders, offshore platforms, and energy facilities worldwide.

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About Shanghai LuckyWin

Shanghai LuckyWin Technology Co., Ltd. is a specialized enterprise integrating technology development and sales of marine valves and pipeline equipment. Backed by strong factory support from China’s renowned marine equipment manufacturing hub, we are committed to delivering premium solutions for the global export of marine systems.

Our mission is to provide exceptional service to both new and existing clients in the maritime industry, ensuring reliability, durability, and compliance with international standards.

  • ISO, JIS, ANSI, DIN, CBM Compliant
  • ABS, CCS, DNV, LR, NK Certified
  • Carbon, Stainless, Duplex, Titanium Alloys
  • Global Shipyard & Energy Partnerships
Marine Equipment Manufacturing

Our Product Range

From high-pressure butterfly valves to cryogenic LNG fittings, our marine components meet the most demanding operational environments.

Wafer Center Type Butterfly Valve

Wafer Center Butterfly Valve

Wear-resistant design for seawater and slurry systems. Available in carbon steel, stainless steel, and duplex alloys.

Standards: ISO, JIS, ANSI | Cert: CCS, DNV, ABS
Air Operated Butterfly Valve

Air Operated Butterfly Valve

Pneumatic actuation for automated control in engine rooms and ballast systems. High cycle durability.

Sizes: DN50–DN600 | Pressure: 1.6MPa
Knife Gate Valve

Knife Gate Valve

Ideal for sludge, ash, and abrasive media. Full port design ensures zero clogging.

Material: Cast Steel | Temp: -20°C to 400°C
Marine Stainless Steel Flange Gate Valve

Stainless Steel Flange Gate Valve

Corrosion-resistant gate valve for fuel, lube oil, and seawater systems. Bolted bonnet design.

Class: 150LB–300LB | Material: SS316, Duplex
Sea Water Filter

Sea Water Filter

Automatic backflushing filter for cooling water intakes. Prevents marine growth and debris ingress.

Sizes: DN100–DN800 | Flow: Up to 2000m³/h
Ventilated Butterfly Valve

Ventilated Butterfly Valve

Designed to reduce cavitation and vibration in high-velocity lines. Ideal for pump bypass systems.

Standards: JIS, DIN | Cert: LR, NK
J Type Valve

J Type Valve

Marine air pipe head with flame arrestor. Prevents backflow and explosion in fuel tank vents.

Material: Bronze, Aluminum | Standard: CBM
Cast Steel Sea Valve

Cast Steel Sea Valve

Heavy-duty sea chest valve for main cooling water systems. Resistant to saltwater corrosion.

Class: 600# | Size: DN150–DN600
Quick Closing Valve

Quick Closing Valve

Emergency fuel shutoff valve with manual override. Installed on engine fuel lines.

Actuation: Mechanical, Pneumatic | Cert: CCS, ABS
Metal Bellows Expansion Joint

Metal Bellows Expansion Joint

Absorbs thermal expansion and vibration in exhaust and steam lines. SUS304, SUS316, 254SMO.

Size: DN32–DN8000 | Pressure: 0.05–1.6MPa
Metal Hose

Stainless Steel Metal Hose

Flexible connection for pumps, compressors, and instrumentation. Resistant to high pressure and temperature.

DN6–DN800 | Material: SUS304, SS2205
LNG Low-Temperature Valve

LNG Cryogenic Valve

Designed for liquefied natural gas systems. Operates at -196°C with minimal heat leak.

Standards: ISO 28460 | Material: Stainless Steel, Inconel

Why Choose Shanghai LuckyWin?

Certified Quality

All products comply with ABS, CCS, DNV, LR, NK, BV, and GL classification standards. Full traceability and documentation provided.

Global Standards

We manufacture to ISO, JIS, ANSI, DIN, CB, and CBM standards. Custom designs available for OEM projects.

End-to-End Support

From technical consultation to after-sales service, our team ensures seamless integration and long-term reliability.

500+
Marine Projects
30+
Countries Served
15+
Years Experience
99.8%
On-Time Delivery

Frequently Asked Questions

What certifications do your products have?

Our marine valves and fittings are certified by ABS, CCS, DNV, GL, NK, LR, and BV. We provide full documentation and test reports upon request.

Can you manufacture custom sizes or materials?

Yes, we offer OEM and ODM services. Our engineering team can design and produce components to your exact specifications, including special alloys and dimensions.

What is your production lead time?

Standard products: 15–30 days. Custom orders: 30–60 days depending on complexity. Urgent orders can be expedited.

Do you supply to shipyards directly?

Yes, we work directly with major shipbuilders and offshore rig constructors across Asia, Europe, and the Middle East.

Get in Touch

For inquiries, technical support, or quotations, please contact our team directly.

Contact Information

  • Name: Kathy
  • Phone: +86-21-62256581
  • Mobile: +86-18016235580
  • Email: kathy@shlcme.com
  • Address: No.258 Yingzhou International Building, Minhang District, Shanghai, China
  • Skype / WeChat: wqsyemei
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