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Precision Industrial Valves
Engineered for Reliability

China's trusted valve manufacturer delivering high-performance ball, gate, check, globe, butterfly, and forged steel valves for critical industrial applications worldwide.

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+86-18221749603
sales@jonloovalves.com
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Trusted Valve Manufacturer from China

Jonloo Valve Company is a leading industrial valve factory specializing in the design, manufacturing, and supply of high-quality valves for demanding applications across the globe. With a commitment to excellence and innovation, we serve industries requiring reliable flow control solutions.

Our comprehensive product range includes ball valves, gate valves, check valves, globe valves, butterfly valves, and specialized forged steel and ceramic valves. Every product is engineered to meet international standards including API 6D, API 598, ANSI B16.34, and EN12266-1.

93+
Gate Valve Models
82+
Ball Valve Models
62+
Check Valve Models
48+
Butterfly Valve Models
Jonloo Gate Valve

Quality Assured

Each valve undergoes rigorous testing including pressure, functional, NDT, and material destructive testing to ensure reliability.

Our Premium Valve Products

Engineered to the highest standards, our industrial valves deliver exceptional performance, durability, and leak-free operation in critical applications.

Reduced Bore Trunnion Mounted Ball Valve

Reduced Bore Trunnion Mounted Ball Valve

  • • 600LB RF Stainless Steel
  • • API 6D Standard
  • • Body: ASTM A351 CF8M
  • • Stem: AISI 316
  • • PTFER Seats
  • • Gear Operated
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Bellow Sealed Valve

Bellow Sealed Valve

  • • 2 inch 300#
  • • Body: CF8
  • • Stem: SS316
  • • Disc/Seat: SUS316 + Hard Facing
  • • Manual Operation
  • • API 598 Leakage Test
  • • Zero Leakage Design
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High Performance Lug Type Butterfly Valve

High Performance Lug Type Butterfly Valve

  • • 4 inch 150 LB
  • • Body: A216 WCB
  • • Disc: WCB or SS304/316
  • • Seat: A276 420 or SS
  • • API 609 Standard
  • • Center-line Design
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PTFE Lined Butterfly Valve

PTFE Lined Butterfly Valve

  • • Wafer Type 10 inch 150 LB
  • • Body: A395/FCD 450
  • • Disc: SS316 + PTFE Lining
  • • Seat: PTFE
  • • API 609 Standard
  • • Wafer or Lug End
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High Pressure Flanged Ball Valve

High Pressure Flanged Ball Valve

  • • 3 inch 900LB
  • • Body/Bonnet: A105
  • • Ball: A105+ENP, F304, F316
  • • Stem: A182 F6a, F304, F316
  • • Seat: NYLON
  • • API 6D Standard
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Stainless Steel Globe Valve

Stainless Steel Globe Valve

  • • 8 inch 600LB
  • • Body/Plug: ASTM A351 CF8M
  • • Bare Stem for AUMA Actuator
  • • ANSI Standard
  • • High Flow Rate Design
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Swing Type Lever and Weight Check Valve

Swing Type Lever and Weight Check Valve

  • • 12 inch 600 LB
  • • Body & Bonnet: A216 WCB
  • • Disc: A216 WCB
  • • Seat: A105 + 13Cr
  • • ANSI B16.34 Standard
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Dual Plate Check Valve

Dual Plate Check Valve

  • • Wafer Type Spring Loaded
  • • 6 Inch 150 LB
  • • Compact Design
  • • Low Pressure Drop
  • • Bi-Directional Flow
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Sleeved Plug Valve

Sleeved Plug Valve

  • • 3 inch 150LB
  • • Body: A351 CF8M
  • • Plug: Stainless Steel
  • • Sleeve: PTFE
  • • API 599 Standard
  • • 90 Degree Operation
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Pressure Seal Globe Valve

Pressure Seal Globe Valve

  • • 2 inch 2500LB
  • • Body & Bonnet: A105
  • • Disc: 13Cr
  • • Stem: A276 420
  • • RTJ End
  • • Rising Stem Design
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Y Strainer

Y Strainer

  • • 20 Inch 150LB RF
  • • Body: A216 WCB
  • • Screen: SS304
  • • Orifice: 1/8 inch
  • • Y Type Structure
  • • Bolted Cover Design
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Globe Type Control Valve

Globe Type Control Valve

  • • With Pneumatic Actuator
  • • Includes Positioner
  • • Top Pilot Single Seat
  • • Simple Structure
  • • Good Sealing Performance
  • • Stable Flow Control
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Serving Critical Industries Worldwide

Our industrial valves are trusted by leading companies in demanding sectors where reliability, safety, and performance are non-negotiable.

Oil & Gas

High-pressure ball, gate, and check valves for upstream, midstream, and downstream applications including pipelines, refineries, and offshore platforms.

Marine & Shipbuilding

Corrosion-resistant valves for seawater systems, ballast, fuel transfer, and engine room applications meeting marine classification standards.

Power Generation

High-temperature and high-pressure globe, check, and gate valves for thermal, nuclear, and renewable energy power plants.

Water & Wastewater

Durable butterfly, check, and gate valves for municipal water treatment, distribution networks, and industrial wastewater systems.

Chemical & Petrochemical

Corrosion-resistant valves with specialized materials and linings for handling aggressive chemicals, acids, and solvents.

General Industrial

Comprehensive valve solutions for manufacturing, processing, HVAC, and mechanical systems requiring reliable flow control.

Comprehensive Quality Assurance

At Jonloo Valve, quality is not just a goal—it's a systematic commitment embedded in every stage of production. We recognize that excellence in valves means zero compromise on safety, performance, and reliability.

Our quality control system follows international standards and includes rigorous testing protocols performed by qualified personnel to ensure every valve meets or exceeds customer specifications.

Pressure & Functional Testing

Hydrostatic and pneumatic testing per API 598 and customer requirements.

Non-Destructive Testing (NDT)

Radiographic, ultrasonic, magnetic particle, and liquid penetrant inspection.

Material Destructive Testing

Chemical composition analysis and mechanical property verification.

Dimensional Inspection

Precision measurement of critical dimensions using calibrated instruments.

Valve Quality Testing
API 6D Certified
Compliant with international pipeline valve standards

Frequently Asked Questions

Find answers to common inquiries about our products and services.

1 What standards do Jonloo valves comply with?

Our valves are manufactured to meet or exceed international standards including API 6D, API 598, ANSI B16.34, ASME, ISO, DIN, and EN12266-1. Specific compliance depends on the valve type and customer requirements.

2 What materials are available for valve construction?

We offer valves in carbon steel (A216 WCB), stainless steel (CF8, CF8M, CF3, CF3M), alloy steel (WC6, WC9), duplex and super duplex stainless steels, and specialized alloys. Body, trim, and seat materials can be customized based on application requirements.

3 What pressure and temperature ranges do your valves support?

Jonloo valves are available from 150LB to 2500LB pressure classes and can operate in temperatures from cryogenic (-196°C) to high heat (up to 550°C), depending on the valve type, materials, and trim selection.

4 Do you provide custom valve solutions?

Yes, we specialize in OEM and custom valve manufacturing. Our engineering team can modify existing designs or develop new solutions to meet specific application requirements, including special dimensions, materials, actuation, and testing protocols.

5 What is your typical delivery time?

Standard products typically ship within 30-45 days. Custom or large orders may require additional time based on complexity. We provide detailed production schedules and keep customers informed throughout the manufacturing process.

Get in Touch With Us

Contact our sales team for product information, technical specifications, or to request a quote for your project requirements.

Call Us

+86-18221749603

8:00-17:00 Mon-Sat GMT+8

Email Us

sales@jonloovalves.com

Website

jonloovalves.com

Ready to Discuss Your Project?

Our valve experts are ready to help you select the right products for your application or provide technical support.

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