The Leading Manufacturer and Supplier of Steel Ball Valve

D&R Metal Industry is an expert manufacturer of high-quality steel ball valves. D&R steel ball valves can be customizable to meet your requirements. 


  • Compliance with International Quality Standards<>
  • We Stock Hundreds of Models to keep a fast shipment<>
  • 100% Quality Tested Materials Guaranteed<>
  • ISO9001-2001 Authenticated Company<>

Why D&R is an Expert Steel Ball Valve Manufacturer

D&R Metal Industry’s exceptional services built a strong business relationship with customers from around the world. As a leading manufacturer and supplier in China, we can produce high-quality steel ball valves made from excellent-grade materials to satisfy your needs.

D&R Metal IndustryYour Professional Steel Ball Valve Manufacturer

1 piece ball valve

This kind of ball valves is made from 100% stainless steel materials. We offer a wide range of steel ball valves that provides excellent corrosion resistance for most applications.

2 piece ball valve

The 2 Piece ball valves are made from high-quality 304 stainless steel materials. We guarantee that all of our 2 piece ball valves are durable and solid.

3 piece ball valve

These 3 piece ball valves can work up to 1000PSI pressure. It is a blow-out-proof stem that is applicable for different applications like gas, oil, and water.

2000 psi ball valve

We choose the best quality materials for our 2000 PSI ball valves to ensure their durability. D&R 2000 PSI ball valves are suitable for vacuum service to 29. 9″ Hg.

Tri-Clamp Ball Valve

We offer the best quality tri-clamp ball valve that provides the most effective and economical solutions for your business. Avail now at affordable prices.

Tri-Clamp Fittings

We have a wide range of tri-clamp fittings that are manufactured from 304 stainless steel strength and resistance to corrosion. You can avail them of customized solutions as per request.

Features of Steel Ball Valve

24/7 Online
We are ready to welcome customer inquiries for steel ball valves, you can send us a message with your inquiry and we will reply as soon as we see it. For frequently asked questions you can refer to our FAQ.
1 Year Warranty
D&R believes in the quality of the steel ball valves we manufacture, so we promise you a one-year warranty on our steel ball valves. And if you have any problems after one year, we can also provide you with free online support.
Heat Resistant
Steel ball valves are forged with high precision and can operate at temperatures up to 120°C and as low as -10°C, making them ideal for use in high and low-temperature environments without fear of explosion and freezing.
Timely Deliver
With our extensive experience in the production of steel ball valves and the equipment in our factory, we guarantee the production and delivery of steel ball valves to the dispatch warehouse within the specified time frame.

D&R Steel Ball Valves

D&R Metal Industry is one of the best manufacturers of steel ball valves in China that are trusted for more than 15 years. Throughout the years, D&R Metal Industry is committed to supplying steel ball valves to meet your demands. When it comes to customization, we are the best! Because we produce steel ball valve according to your specifications. You demand it, we work on it!

As a professional manufacturer, we are committed to giving customers valuable services, high-quality products, and affordable costs.


Brass Valve & Fitting Manufacturer

How We Manufacture Your Steel Ball Valves

cut material
We will choose the right brass material based on your order
test material
Material Testing
We will make strict testing on your Steel Ball Valves material, after the material is ok, then we will arrange the material cutting
brass forging
Forging process can ensure the right shape based on your order requirement
sand blasting
Sand Blasting
Sand Blasting will make your Steel Ball Valves surface clean and smoothly.
CNC Machining
CNC machining is the most important process to ensure all detais are based on your order requirement.
brass plating
Brass Plating
we can make different plating according to your requirement, including the thickness,t he color, the plating material, the test standard
Brass Valves Assembly
We will assemble your Steel Ball Valves from different parts, you will see the final valves after this process.
water pressure testing
Water Pressure Testing
We make 100% air pressure testing on each of your Steel Ball Valves before packaging and shipping.

Rocket Your Business with D&R Steel Ball Valves

brass valve and fittings design

D&R Metal Industry – Reliable Steel Ball Valve Manufacturer in China

If you’re looking for the best steel ball valve manufacturer and supplier, you’ve come to the right place. In China, D&R Metal Industry is operating for more than 15 years. Through the years, we gained a lot of experience in providing customers with high-quality products at an affordable price.

D&R Metal Industry highly designed steel ball valves for so many applications. D&R steel ball valve is very popular in the plumbing industry as well as industrial and commercial applications.

D&R Metal Industry is dedicated to supplying high-quality steel ball valves at wholesale prices. Our series of steel ball valves are widely recognized by customers throughout the world in different markets like agricultural, chemical, pharmaceutical, construction, as well as food and beverage industries.

Steel Ball Valve

Through our advanced manufacturing facilities and technologies, D&R Metal Industry is capable of manufacturing a wide range of steel ball valves. Our top-rated steel ball valves are 2-piece and 3-piece SS ball valves, tri-clamp valves, and so on. We also manufacture flanged ends and butt weld ends on request.

Our D&R steel ball valves are manufactured from different stainless steel materials such as high-grade 316 stainless steel and SS 304 for better pricing. These materials are much more corrosion-resistant than brass. If you have any special requests for the materials, just let us know. We can work your steel ball valve according to your specifications.

3 Pieces Stainless Steel Ball Valve

Leading industry worldwide, D&R Metal Industry is the best choice for steel ball valves! We are known as becoming one of the leading innovators of steel ball valves. We continue to produce the latest products and holds international permits to meet your expectations. And for you to know, all products from D&R Metal Industry are UL and ETL listed.

In D&R Metal Industry, we stock more than a thousand steel ball valves to support your business. We ensure that every of your order can be delivered without hassle and stress. Every now and then, we continue to improve new steel ball valve solutions.

Contact us now!

Steel Ball Valve: The Ultimate FAQ Guide

I suppose you’re in the hunt for the greatest Steel Ball Valve.

This is why I shall resolve any of your concerns regarding the Steel Ball Valve.

If you’re looking for information on the specs, the operating principles, the advantages, the identification, or the features, you’ll find it all right here.

Let us immediately begin.

What Is The Steel Ball Valve?

Steel Ball Valve

Steel Ball Valve

Steel ball valves are percentage point valves that are frequently manufactured in entire diameter configurations. 

It implies that it could substantially obstruct movement while sealed and will not obstruct it when released. 

This is advantageous when current and pressures are critical parameters for the operation.

What Does Steel Ball Valve Features?

  • 1000 pounds per square inch (WOG: Water, Oil Gas)
  • Complete Port (2 pc & 3 pc)
  • Ball Valve with Threads (FNPT Threads)
  • Sealing and Seating Made of PTFE
  • Solid Handle Spindle Blowoff
  • Handles with Lever for Sealing

What Are The Advantages Of Steel Ball Valve?

Steel Ball Valve

Steel Ball Valve

  • Often No Change in Pressure – The valve allows unlimited flowing.
  • Easily deployable valve – A quarter of a cycle is all that is required to trigger.
  • Maintenance expenditures are minimal to none – As a result, these valves are reasonably affordable.
  • There is basically no possibility of leaking. – The ball fits comfortably in the saddle.
  • Lubricant is not required.

How Does The Steel Ball Valve Work?

The handles are used to spin a hollowed bore off pivoted balls, so directing the circulation through this one. 

Whenever the handles are equal to the valve, the passage is wide; which is at a perspective to the pipes, the passage is shut. 

It is additionally referred to as a quarter twist ball valve due to the fact that the handles only need to be twisted 90 ° to open and close the passage. 

When the handles are parallel to the ball valve and pipes, circulation is opened; whenever the handles are perpendicular to the valves and pipes, the passage is sealed.

What Are The Parts Of Steel Ball Valve?

Steel Ball Valve

Steel Ball Valve

  • Valve housing

A ball valve’s structural parts are enclosed entirely within the valve housing or core. It is constructed of tough and stiff steel that secures the ball valve’s internal parts. 

Additionally, it provides accessibility to the exterior operating system responsible for rotating the ball.

  • Ball

A ball is spherical with a gap in the middle. Bore refers to the holes in its core. 

Whenever the passage of the fluids pipe system and the bores are symmetrical, the holes act as the fluids pipe system. 

Therefore, the flows are restricted or suppressed.

  • Stem

The stems link the ball to a rotating method of control. The stem is packed with O-rings to prevent fluids from leaking between the stems and the bonnets. 

The stem may be controlled physically by a handle or a control input, or electrically, pneumatically, or hydraulically.

  • Bonnet

The bonnet is an expansion of the valve’s body that encloses and secures the stems and packing of the valve. 

It can be soldered or fastened to the frame of the vehicle. 

This is also constructed of strong steel and closes the entrance created by the stem’s connection to the exterior method of control.

  • Seat

The valve seat acts as a barrier between the sphere and the valve bodies. The upwards seat is located close to the valve’s input portion. 

The downward seat is located on the other bottom of the valve from the upwards seat, surrounding the valve’s outlet portion.

What Is The Importance Of Steel Ball Valve?

Ball valves regulate stream by sandwiching a steel ball with a gap thru the middle between seats. 

Ball valves are utilized in a wide variety of hydrocarbons processing operations.

They are competent in regulating gasses and vapor and are particularly effective in low-flow scenarios.

Does Steel Ball Valve Reduce Water Pressure?

Steel Ball Valve

Steel Ball Valve

Steel ball valve regulates mere flows, not pressures. 

Once the water has flowed, a ball valve can be utilized to restrict the intensity. 

A steel ball valve is much complicated to install than a control valve. 

The process variable will not be obtained till the pressure gradient is attained.

What Are The Other Types Of Ball Valve Except For Steel Ball Valve?

  • Stainless Ball Valve

Stainless steel ball valves are particularly durable due to their steel construction and resilience to rusting. 

Steel ball valves are capable of operating in extreme conditions. 

Steel ball valves often have a wider functioning temperatures tolerance than copper or plastics valves.

Stainless Ball Valve

Stainless Ball Valve

  • Mini Ball Valve

Mini ball valves are quarters round ball valves that are utilized to switch off flow in a piping system. 

To start or stop the valve’s the handles can be rotated 90 degrees. 

Mini ball valves are perfect for usage in tight areas where bigger valves are not required.

Mini Ball Valve

Mini Ball Valve

  • PVC Ball Valve

Ball valves are a commonly used type of PVC valve in the pipeline industry. 

In PVC pipeline systems, ball valves are designed to regulate the number of materials. 

Ball valves have been tension evaluated to withstand 150 PSI of water tension.

It can also withstand temps in excess of 140 degrees Fahrenheit for PVC and 200 degrees Fahrenheit for CPVC.

PVC Ball Valve

PVC Ball Valve

  • 2 Piece Ball Valve

Two-piece ball valves are among the greatest frequently employed ball valves. 

As the labels indicate, the two-piece ball valve is composed of two pieces: one with one base connector and one with the core. 

The second element is inserted into the first, secures the trims, and contains the second side connector.

2 Piece Ball Valve

2 Piece Ball Valve

  • 6 Inch Ball Valve

The Ball Segmentation Valves are distinctive as they can manage both wet and dried corrosive materials ranging from finest powders to coarse abrasive material. 

This has an entrance through which substances never gather, ramp up, or become trapped within the valve structure.

6 Inch Ball Valve

6 Inch Ball Valve

  • 3 Piece Ball Valve

A three-piece ball valve is one that comes out on both corners to allow for easy accessibility to the valve’s individual components during servicing and restoration.

3 Piece Ball Valve

3 Piece Ball Valve

  • Duplex Ball Valve

Duplex ball valves can be utilized for switch regulation without pressures change. 

They are also perfect for speedy shut-off because a 90deg rotation provides a comprehensive sealed angle in comparison to the several spins necessary by most manual valves.

Duplex Ball Valve

Duplex Ball Valve

  • One Piece Ball Valve

Contrary to the two and three-piece ball valves, the one-piece ball valve has a single core component.

As a result, the valve can often be disassembled for sanitary purposes. 

Due to the one-piece construction of the valve body, a smaller ball must be utilized, resulting in decreased ports, most frequently referred to as a decreased diameter.

One Piece Ball Valve

One Piece Ball Valve

How To Install Steel Ball Valve?

  • Examine steel ball valve outlets, seated areas, and thread for smoothness and external particles.
  • Adjust the valve between the wide-open and absolutely closed positions.
  • Verify that the attached pipeline connectors to the valves are correct, hygienic, and available of foreign substances or metallic particles.
  • In order to achieve a leak-free pipe gasket, employ high-quality pipe thread sealing compound or PTFE thread sealing tape.
  • To avoid the merge threaded valves and pipes should be matched, and the male threaded fittings should be connected with the penetrated ball’s center.
  • Ensuring appropriate pipes alignments throughout assembling relieves the valve bodies of unwanted strain. 
  • By attaching the pipes, you can keep the valve and pipes aligned and eliminate any extra pressures on the valves.
  • Pipe stabilizers have to be competent in aligning the pipeline and supporting the connectors, valves, pipes, and supplies.
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