+86-577-86936399
Your Leading Sample Valve Supplier

 

Wenzhou Zhongtou Valve Co., Ltd. is a professional manufacturer specializing in valves, pipe fittings, and flanges. Our product range covers industrial valves and fittings, including ball, gate, globe, butterfly, and forged high-pressure products. These products are used in fluid control systems across oil and gas, chemical processing, power generation, shipbuilding, and machinery industries.

 
 
Why Choose Us?

Rich Experience

Our founder has over 30 years of experience in the stainless steel industry, with more than 15 years focused on exporting valves, pipe fittings, and flanges to overseas markets.

Advanced Equipment

Advanced CNC machines and testing equipment enable accurate machining, material verification, and consistent quality, helping meet international standards and customer specifications.

Broad Market

Our products are supplied to customers in over 30 countries across North America, South America, Europe, and Asia, supporting distributors and wholesale buyers with stable long-term supply.

Quality Assurance

We operate a systematic quality control process supported by digital management systems. CAD and CAPP are used for product design, while PDM and ERP systems ensure process control and traceability.

 

Specifications of Sample Valve

 

Place of Origin:

China

Material:

ss304,ss316

Pressure:

Normal

Media:

Water,milk,oil

Size:

DN15-DN200

Max.Temperature:

-10℃-90℃

Connection:

Clamp

Application:

Dairy, food, beer, beverage, pharmacy, cosmetic, water , etc

Power:

Manual

Port :

Ningbo

Operating Type:

Handle

Seal Material:

Silicone,rubber

Working Pressure:

PN16,PN25,PN40

Connection:

Clamp / weld / thread

Others service:

If customers need , we can offer material certificate,pressure test report

Certificate:

ISO CE

 

 

Features of Sample Valve

This valve has a small diameter hole for accurate sampling of the product. And it also comes with a lever that locks into place to prevent accidental opening during sampling.

 

This valve is designed to meet strict sanitary standards, so it will not pollute the product.

 

The stainless steel material makes this sanitary sample valve thread have excellent corrosion resistance, which means that it can be used for a long time in various harsh environments without being corroded by chemical substances, and has a long service life.

 

The threaded connection end can effectively reduce the complexity of installation, so users don't need to use complicated tools or spend a long time.

 

Reliable sealing structure can ensure effective control of fluid without risk of leakage.

Sanitary Sample Valve Thread

 

Customization Options
 
 

Size:

Customizable

 
 
 

Material:

Customizable

 
 
 

MOQ:

Customizable

 

 

Common Materials of Sample Valve

 

productcate-600-600

Stainless Steel

Stainless steel provides high oxidation and corrosion resistance. It works well in high-pressure and high-temperature environments with long-term strength and performance.

productcate-600-600

Monel

Monel is known for its high corrosion resistance, particularly when dealing with salt solutions. It performs well in seawater, salt, and other saline uses.

productcate-600-600

Inconel

Inconel has a high oxidation and corrosion resistance. It is also excellent at handling extreme pressure and extreme heat environments.

 

Maintenance of Sample Valve

 

 

Regular cleaning

Clean the valve surface regularly to remove dust, oil and other contaminants and keep the valve appearance clean. For the inside of the valve, online cleaning or offline cleaning can be performed regularly according to the requirements of the production process and the characteristics of the medium. When cleaning online, a suitable cleaning fluid can be used for circulation cleaning through the pipeline system; for offline cleaning, the valve needs to be disassembled and placed in a special cleaning equipment for cleaning. After cleaning, ensure that the inside of the valve is dry and there is no cleaning fluid residue.

 

Check the sealing performance

Check the sealing performance of the valve regularly. You can observe whether there is any medium leakage when the valve is closed, or use professional leakage detection instruments for detection. If the sealing performance is found to be reduced, the cause should be analyzed in time. It may be caused by wear, aging, impurity particles, etc. of the sealing surface. Take corresponding repair measures for different causes, such as replacing seals, grinding the sealing surface, etc.

 

Lubrication and maintenance

For the rotating parts of the valve, such as the valve stem and ball, regular lubrication and maintenance are required to reduce friction resistance and ensure the flexible rotation of the valve. According to the use environment and medium characteristics of the valve, suitable lubricants, such as food-grade lubricants or greases, can be selected and applied or injected according to the prescribed cycle. At the same time, check whether the various connection parts of the valve are loose. If there is any looseness, tighten it in time.

 

 

Our Service Advantages

 

Pre-Sales Service

Product Consultation & Selection

We provide professional product consultation and technical guidance to help customers select suitable valve and piping solutions.

Technical Information & Training

Product data and technical training are available to support agents and partners in understanding product applications.

Solution Proposal Support

Our team offers practical solution proposals based on project requirements to support system design and planning.

In-Sales Service

Efficient Production & Delivery

With stable production capacity and inventory support, we ensure timely order processing and delivery according to contract terms.

Quality Inspection & Testing

All products are manufactured to applicable standards and inspected before shipment to ensure compliance and consistency.

Order & Project Coordination

Dedicated coordination is provided for project orders to support smooth communication and execution during production.

After-Sales Service

Complete Documentation Support

We supply required product certificates, inspection reports, and installation instructions in accordance with contract requirements.

Technical Support & Quality Responsibility

Technical assistance is provided for proper installation and use, with responsibility for confirmed product quality issues.

 

Payment Terms

 

  • T.T with 30% downpayment, 70%before shipment.
  • Paypal or West Union also accept.

 

Packaging & Shipping

 

Packaging:

Wrapped by proctective film;

Packed by standard import & export wooden cases or carton boxes.

Shipping:

By logistics; by shipping; by air.

 

FAQ

Q: What is a sample valve used for in processing systems?

A: A sample valve allows controlled extraction of liquid or gas samples from a process line without interrupting production.

Q: Are sample valves sanitary for food and beverage systems?

A: Yes, sample valves designed for hygiene applications support clean sampling and reduce contamination risks.

Q: Can a sample valve withstand high pressure applications?

A: Yes, many sample valves are rated for high pressure environments in industrial processing and piping.

Q: Do sample valves come with easy cleaning options?

A: Yes, sample valves with hygienic design feature smooth surfaces that support easy cleaning and sterilization.

Q: Can a sample valve handle hot fluids?

A: Yes, sample valves made from appropriate stainless steel grades handle hot fluids safely in many systems.

Q: How does a sample valve reduce operational waste?

A: A sample valve allows precise sampling, minimizing fluid loss and reducing waste in production lines.

As one of the leading sample valve manufacturers and suppliers in China, we warmly welcome you to buy discount sample valve from our factory. All our products are with high quality and competitive price. Contact us for quotation.

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