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Precision Industrial
Valves Since 1980

GMK Valve Manufacture Co., Ltd. – Trusted supplier of high-performance Ball Valves, Gate Valves, Globe Valves, Check Valves, and specialized industrial valves for global applications.

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About GMK Valve

Located in Longwan Town, Wenzhou City, Zhejiang – known as China's Pump & Valve hometown – GMK Valve has been a leading manufacturer of industrial valves since the 1980s. We specialize in R&D and production of high-quality valves for demanding industrial environments.

Our product range includes Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug Valves, Strainer Valves, Power Station Valves, and Gas Valves. With sizes from 1/2″ to 88″ (DN15 to DN2200) and pressure ratings from 150Lb to 2500Lb (PN1.0Mpa to PN42.0Mpa), we serve diverse industries worldwide.

1980s
Founded
40+
Countries Served
1000+
Product Variants
GMK Valve Manufacturing Facility

Our Product Range

Comprehensive selection of industrial valves engineered for reliability, durability, and performance in critical applications.

Gate Valve

Gate Valve

Cast Steel Wedge and Forged Steel Flange types available. Sizes from 1/2″ to 88″, pressure up to 2500Lb. Ideal for on/off control in oil & gas, power plants, and petrochemical industries.

  • API 600 / DIN Standards
  • Rising Stem & Non-Rising Options
  • WCB, CF8, CF8M, Alloy Materials
Ball Valve

Ball Valve

Forged Steel Trunnion Mounted and Floating Ball designs. Double Block & Bleed (DBB) configurations available. Suitable for high-pressure and cryogenic applications.

  • API 6D / ISO 17292 Compliant
  • Fire-Safe Design Available
  • Cryogenic & High-Temp Options
Globe Valve

Globe Valve

Precision flow control with excellent throttling capabilities. Bellow-sealed options eliminate fugitive emissions. Ideal for steam, chemical, and process industries.

  • DIN / ANSI Standards
  • Bellow Seal & Packing Options
  • Forged Steel Construction
Check Valve

Check Valve

Swing, Tilting Disc, and Pressure Seal designs. Prevent backflow in pipelines. DIN Swing Check Valves and Bronze Dual Plate types available.

  • API 598 Tested
  • Counterweight Options
  • High Flow Efficiency
Butterfly Valve

Butterfly Valve

Lug Type Fully Lined and High-Performance designs. PTFE/PFA Lined options for corrosive media. Compact and lightweight for space-constrained installations.

  • Wafer & Lug Types
  • Triple Offset Available
  • Lined for Corrosion Resistance
Plug Valve

Plug Valve

Sleeve Type Soft Sealing design ensures bubble-tight shut-off. Durable construction for frequent operation in chemical and process industries.

  • 90° Quarter Turn Operation
  • Lubricated & Non-Lubricated Types
  • API 6D Compliant
Cryogenic Valve

Cryogenic Valve

Specially designed for LNG, liquid nitrogen, oxygen, and other cryogenic services. Extended bonnets and special materials ensure safe operation at -196°C.

  • Tested to BS 6364
  • Forged Steel & Stainless Options
  • Extended Bonnet Design
Bellow Seal Valve

Bellow Seal Valve

Eliminates stem leakage and fugitive emissions. Ideal for toxic, hazardous, and environmentally sensitive applications in refineries and chemical plants.

  • Zero Emission Design
  • Multi-Ply Stainless Bellows
  • API 602 / DIN Standards
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Why Choose GMK Valve

Decades of engineering excellence, strict quality control, and customer-focused innovation.

Strict Quality Control

GMK firmly adheres to the quality policy of “improving continuously and seeking zero defect.” Every valve undergoes rigorous testing per API 598, ISO 5208, and customer specifications.

40+ Years Experience

Since the 1980s, we’ve focused on industrial valve R&D and production. Our expertise spans Ball Valves, Gate Valves, Globe Valves, and specialized applications.

Global Reach

Trusted by clients across North America, Europe, Middle East, and Asia. Our valves meet international standards and are engineered for global compatibility.

40+
Years in Business
1000+
Valve Variants
40+
Countries Served
1980s
Founded

Frequently Asked Questions

Everything you need to know about GMK valves and services.

What materials do you offer for your valves?

We manufacture valves in WCB, WCC, WC6, WC9, CF8, CF3, CF8M, CF3M, LCB, LCC, A105, 304, 316, 304L, 316L, F11, F22, LF2, F51, B148, ALLOY 20, UB6, Titanium, Hastelloy, Inconel, duplex stainless steel, and Monel.

What size and pressure ranges are available?

Our valves range from 1/2″ to 88″ (DN15 to DN2200) with pressure ratings from 150Lb to 2500Lb (PN1.0Mpa to PN42.0Mpa), depending on type and standard.

Do you provide certifications with your valves?

Yes, we provide Material Test Reports (MTR), NDT reports, API 598 test certificates, and other documentation as required by customer specifications or international standards.

Can you customize valves for specific applications?

Absolutely. We offer OEM/ODM services and can customize design, materials, actuation, testing, and packaging based on your technical requirements.

Get in Touch

For inquiries about our products or pricelist, please contact us through the official website.

Phone: 86-577-86582968
Email: [email protected]
Email: [email protected]
Fax: 86-577-86582978
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