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Pipe Reducer

A pipe reducer is a type of plumbing fitting used to connect two pipes of different sizes together, effectively reducing the diameter of the pipe. It is designed to facilitate the smooth and efficient flow of fluids or gases in a piping system. Pipe reducers are commonly used in various industries, including oil and gas, chemical processing, water treatment, and HVAC (heating, ventilation, and air conditioning) systems.

Gnee is the leading manufacturer, exporter and supplier of reducers in various shapes and sizes. We can supply to you at the most competitive price. All of our fittings are extremely durable. Gnee reducer fittings are of excellent quality and precise in size due to our stringent quality inspection by experienced professionals. Please send your required specifications to sale@gneesteelpipe.com and we will send you our best quote.

  • Concentric Reducer
  • Eccentric Reducer

Gnee has a large inventory of pipe reducers, which allows to meet customers’ needs and deliver products on time. This avoids delays in project progress due to shortages. Our inventory management system is highly precise, ensuring inventory accuracy and real-time updates. Whether it is mass production or individual customized needs, Gnee can provide quick responses, which brings convenience and confidence to customers.

7 days for stock goods/ within 30-50 days / depending on your order quantity

Clear labels are tagged on the outside of the package for easy identification of the quantity and product I.D.

  • Bundles
  • Wooden Boxes
  • Crates
  • Packaging for P91 pipe as customer’s requirements

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A) Full Service: Pre, In, After
B) 15+ Years Exp.Global Export
C) 365 Days Always Online
D) Large-scale Reserve
E) Diversified Logistics Solution


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Provide Various Reducer Types

pipe reducer information

Materials for Pipe Reducer

  • Carbon steel reducer material standards and grades include A234 WPB, A420 WPL6, MSS-SP-75 WPHY 42, 46, 52, 56, 60, 65 and 70.
  • Stainless steel reducer material standards and grades include ASTM A403 WP 304, 304L, A403, 316, 316L, 317, 317L, 321, 310 and 904L, etc.
  • Alloy steel reducer material standards and grades include A234 WP1, WP5, WP9, WP11, WP22, WP91, etc..

What Are The Features Of Pipe Reducers?

Pipe reducers allow for the connection of pipes with different diameters. They enable smooth transitions between larger and smaller pipes, facilitating the connection of different sections of a piping system. This flexibility in size adaptation helps streamline the flow of fluids or gases and ensures compatibility between pipes of varying sizes.

By gradually changing the pipe diameter, reducers help optimize the flow of fluids or gases in a piping system. They prevent abrupt changes in pipe size, which can cause turbulence, pressure drops, and flow disruptions. The smooth transition provided by pipe reducers minimizes frictional losses and ensures a consistent flow rate, improving the overall efficiency of the system.

Pipe reducers enhance the versatility of piping systems. They enable the connection of pipes with different diameters, materials, or pressure ratings. This versatility allows for the integration of various components, equipment, or sections that may have different specifications or requirements. Pipe reducers facilitate system adaptability, making it easier to modify or expand the piping infrastructure as needed.

Pipe reducers are available in a wide range of materials, including metals (such as carbon steel, stainless steel, brass) and thermoplastics (like PVC or CPVC). This allows for the selection of materials that are compatible with the transported fluids or gases and resistant to corrosion, temperature extremes, or other environmental factors. The ability to choose from diverse material options enhances the durability and longevity of the piping system.

  • Piping Systems
  • Petrochemical Equipment
  • Power Plants
  • Beverage Industry
  • Storage Vessels
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Frequently Asked Questions

Gnee offers a large inventory of high-quality pipe reducers in a variety of specifications. Get a free quote.

A pipe reducer is a type of plumbing fitting used to connect two pipes of different sizes together, effectively reducing the diameter of the pipe.

The primary purpose of a pipe reducer is to adapt the diameter of the pipe to accommodate different flow requirements, system constraints, or equipment compatibility. By connecting pipes of different sizes, a pipe reducer enables the seamless transition of fluids or gases without causing turbulence, pressure drops, or leaks. This ensures optimal performance and efficiency of the overall piping system.

A pipe reducer is typically attached to a pipe using one of the following methods: Welding, Threaded Connection, Flanged Connection, Mechanical Couplings, etc.

A reducer fitting consists of several components that work together to facilitate the connection between two pipes of different sizes. Here are the main components typically found in a reducer fitting: Body, Ends, Taper or Offset, Sealing Elements.

Why Choose Gnee pipe Reducers?
For more than 15 years, Gnee has been supplying pipe reducers made of carbon steel, alloy steel or stainless steel to customers around the world. Our strength is that we can provide tee fittings in various sizes and shapes. The quality is guaranteed and the price is advantageous. Additionally, as a manufacturer, we maintain a large inventory. Not only can we provide you with specific steel pipe reducers in a short time, we can also customize them for your project in a short time. Contact us now.

In addition, our high-quality pipe reducer has been successfully exported to more than 60 countries such as Vietnam, Malaysia, Indonesia, Pakistan, UAE, and South Korea, etc. Many regular customers visit our company and factory and make multiple orders.

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What Services Does Gnee Provide?

Gnee can provide the following measurement services:

1. Dimensional measurement: Measure the dimensional parameters such as length, width, and thickness by measuring instruments to ensure the product is qualified and meets the design requirements.
2. Surface measurement: Measure parameters such as flatness, unevenness, and surface roughness of the product surface to help ensure that the quality and surface state meet the requirements.
3. Thickness measurement: Use a thickness measuring instrument to accurately measure the thickness to ensure that it meets the design requirements.
4. Material measurement: Use material analysis instruments to measure the chemical composition and mechanical properties of the product to ensure that the quality and performance meet the requirements.
5. Bending and Deformation Measurements: The degree of bending and deformation is measured and monitored by using tools such as bending measuring instruments and displacement sensors to ensure that it is within the allowable range.

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Gnee can customize the size and shape for your project according to specific project needs. The custom design of the product is carried out by a professional engineer and design team. Based on the requirements and constraints of the project, they will use calculation and simulation tools, combined with experience and technical knowledge, to optimize the steel pipe design to meet the specific needs of your engineering.

● According to the strength requirements of structural design, adjust the thickness, width, and length.
● The shape can be designed according to the characteristics of the project.
● If you consider the convenience of installation and maintenance, we can also add openings and passages for easy access and operation in the design for areas that require frequent maintenance.

Ask Customized Services

Purchasing Gnee’s steel product can provide the following deep processing services. We can customize according to the specific needs of customers to meet the requirements.

Cutting service: Product can be custom cut to obtain the desired shape and size according to the needs of customers. For example, flame cutting, plasma cutting, laser cutting, etc., can cut steel pipes into required blocks, special-shaped parts.
Bending and forming: Products are bent and formed by stress application and appropriate processes to obtain the desired shape.
Welding service: Product can be subjected to various types of welding services, including manual arc welding, gas-shielded welding, laser welding, etc.
Turning and machining of holes: Turning and machining of holes in product by using machining equipment. These processes produce smooth surfaces, precise holes and threads to meet specific assembly requirements.
Surface treatment: In order to improve the corrosion resistance and aesthetics of the steel product, surface treatment can be carried out. This includes methods such as spraying, hot-dip galvanizing, electroplating, etc. to add a protective layer and provide corrosion resistance.

Ask Deep Processing Services

Gnee can provide the following testing services through third-party testing agencies. These third-party testing services can provide independent, objective verification that products comply with relevant standards and regulations.

Material chemical composition analysis: Through chemical composition analysis, determine whether the composition meets the standard requirements.
Mechanical performance test: Mechanical performance test includes tensile test, impact test, bending test, etc., which are used to determine whether the mechanical properties such as strength, toughness and ductility of products meet the specified requirements.
Metallographic testing: Through metallographic testing, check the structure, grain size, non-metallic inclusions, etc. of pipes to evaluate their quality and performance.
Corrosion performance test: Through the corrosion performance test, evaluate the corrosion resistance of products, including salt spray corrosion resistance, chemical corrosion resistance, etc.
Hardness test: Hardness test is used to measure the hardness of the products, and its strength and wear resistance can be evaluated according to the hardness value.
Ultrasonic flaw detection: Ultrasonic flaw detection is used to detect internal defects of products, such as cracks, pores, inclusions, etc.

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