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QD Marine Valve
Precision JIS Marine Valves & Fittings

ISO9001 Certified Manufacturer of High-Quality JIS Marine Bronze Valves, Cast Iron Valves, Air Vent Heads, Butterfly Valves, and Marine Strainers. OEM & Casting Services Available.

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About QD Marine Valve

Qingdao Valve Co., Ltd. is a leading manufacturer of JIS standard marine valves and fittings, specializing in high-performance solutions for the global maritime industry. With years of engineering expertise and a commitment to precision, we deliver reliable, corrosion-resistant valves trusted by shipbuilders and marine engineers worldwide.

Our product range includes JIS Marine Bronze Valves, Cast Iron Valves, Cast Steel Valves, Air Vent Heads, Butterfly Valves, Marine Strainers, and custom OEM casting services. Every component is engineered to meet strict JIS F73xx, F74xx, and F30xx standards, ensuring compatibility and safety in marine environments.

  • ISO9001 Certified Quality Management
  • OEM & Custom Casting Services
  • Global Export to Korea, Turkey, Vietnam, Malaysia & Beyond
  • In-Stock & Fast Delivery Options
QD Marine Valve Factory

1000+ Units Monthly Supply Capacity

Our Premium Products

High-performance JIS standard marine valves and fittings designed for durability, safety, and reliability in harsh marine environments.

JIS Marine Bronze Angle Valve

JIS Marine Bronze Angle Valve

Model: JIS F7302 / F7304 | Pressure: 5K, 10K

  • • Corrosion-resistant bronze construction
  • • JIS F7302/F7304 compliant
  • • Ideal for seawater and fuel systems
Marine Cast Iron Globe Valve

Marine Cast Iron Globe Valve

Model: JIS Type | Pressure: 5K/10K/16K

  • • Durable cast iron body
  • • High-pressure sealing performance
  • • Suitable for bilge and ballast systems
JIS F7480 Butterfly Valve

JIS F7480 Butterfly Valve

Type: Wafer/Lug | Size: DN40–DN350

  • • Compact lightweight design
  • • Full port for low pressure drop
  • • Worm gear or lever operated options
Air Vent Head

Cast Iron Flange Air Pipe Head

Size: DN50–DN450 | Type: JIS F3012

  • • Galvanized or painted finish
  • • Prevents water ingress in tanks
  • • Available in multiple flange standards
Marine Y Strainer

JIS F7220Q Marine Y Strainer

Material: Bronze | Pressure: 5K, 10K

  • • Easy clean basket design
  • • Protects pumps and valves
  • • JIS F7220Q compliant
Emergency Quick Closing Valve

JIS F7399 Quick Closing Valve

Type: Emergency Shut-Off | Bronze

  • • Spring-loaded automatic closure
  • • Fire-safe design
  • • Critical safety for fuel lines
Marine Deck Stand

Marine Deck Stand

Material: Cast Iron/Bronze | Custom Heights

  • • Supports deck-mounted valves
  • • Corrosion-resistant finish
  • • OEM customization available
Cast Steel Angle Storm Valve

JIS F3060 Cast Steel Storm Valve

Type: Angle/Screw-down | Pressure: 5K/10K

  • • Heavy-duty steel construction
  • • For overboard discharge systems
  • • Stormproof sealing design
View All 170+ Products
1000+
Monthly Supply Capacity
170+
Product Models
ISO
9001 Certified
5K–16K
Pressure Ratings

Why Choose QD Marine Valve?

Precision Engineering

All valves are manufactured to exact JIS F73xx, F74xx, and F30xx specifications, ensuring seamless integration and long-term reliability in marine systems.

Global Compliance

Our products meet international standards and are widely used in shipyards across Korea, Turkey, Vietnam, Malaysia, and Indonesia.

OEM & Casting Services

We offer custom casting and OEM manufacturing for unique valve designs, flanges, and marine fittings.

Quality Control at QD Marine Valve

Quality Control

Our company is accredited to the ISO9001 quality management system. The Quality Control Department is staffed with three experienced engineers who oversee every stage of production—from raw material inspection to final pressure testing.

Each valve undergoes rigorous testing for leakage, pressure resistance, and operational smoothness before shipment. We ensure 100% compliance with JIS standards and customer specifications.

  • • ISO9001 Certified Processes
  • • 100% Pressure Testing
  • • Material Traceability & Certifications
  • • Final Inspection Report Provided

Frequently Asked Questions

What are your main products?

We specialize in JIS Marine Bronze Valves, Cast Iron Valves, Cast Steel Valves, Air Vent Heads, Butterfly Valves (JIS F7480), Marine Strainers, Mud Boxes, Deck Stands, and OEM casting services.

What is your minimum order quantity?

The standard MOQ is 10 units per model. We can accommodate sample orders and bulk production runs.

What payment terms do you accept?

We accept T/T (Telegraphic Transfer). Other terms can be discussed based on order volume and customer history.

Do you offer OEM services?

Yes, we provide full OEM and custom casting services. Share your drawings or samples, and we’ll manufacture to your exact specifications.

Are your valves ISO certified?

Yes, our quality management system is ISO9001 certified, ensuring consistent product quality and process reliability.

Contact QD Marine Valve

Reach out for quotes, technical support, or OEM inquiries.

Sales Contact

Name: Eric XU

Email: [email protected]

Alternate Email: [email protected]

Skype: Cxd.valve

MSN: [email protected]

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