Valves are important components in piping systems used to control the flow of fluids and gases. They are designed to regulate, start or stop flow, and guide fluids or gases through different paths within a system. We offer various types and sizes of valves such as ball valves, butterfly valves, plug valves, etc. They play a key role in the oil and gas, water treatment, and other industries.
Gnee strives to provide customers with as many valve specifications and sizes as possible. Whether supplying in bulk or custom valves for a unique application, we can meet your needs. Our sales and technical support staff are trained to provide you with everything you need. Contact us now.

Gnee has a large inventory of valve fittings, 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

Available, welcome to consult

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 Valve Styles

Materials Of Valve Fitting

  • Carbon Steel — ASTM A234, ASTM A105/A106/A53/A283-D, API5L GR.B /A671-CC-70 /A515-50 /A135-A /A179-C
  • Stainless steel valve fitting standards and grades include ASTM A403 WP 304, 304L, A403, 316, 316L, 317, 317L, 321, 310 and 904L, etc.
  • Alloy Steel — ASTM A234 WP 1/5/9/11/12/22/91

What Are The Features Of Valve Fittings?

Valve fittings enable precise control over the flow of fluids within a piping system, allowing operators to regulate flow rates, pressure levels, and direction according to process requirements.

Properly selected and maintained valve fittings contribute to the overall efficiency of the piping system by minimizing energy losses, optimizing process performance, and reducing costs associated with fluid handling and control.

Modern valve fittings are designed and manufactured to withstand harsh operating conditions, including high temperatures, corrosive environments, and abrasive fluids, offering long-term reliability and durability in demanding industrial applications.

Valve fittings are available in a variety of materials, sizes, and configurations to suit specific application requirements and ensure compatibility with different types of fluids, temperatures, pressures, and environmental conditions.

Frequently Asked Questions

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

Valves can be made from various materials, including brass, bronze, stainless steel, cast iron, carbon steel, plastic, and exotic alloys like titanium or Monel, chosen based on factors such as fluid compatibility, temperature, pressure, and environmental conditions.

Valve size selection depends on the pipe diameter and flow rate requirements. It’s crucial to match the valve size with the pipe size to ensure proper flow regulation and prevent pressure drop or system inefficiency.

Factors to consider include the type of fluid being transported, pressure and temperature requirements, flow control needs, material compatibility, environmental conditions, and regulatory compliance.

Valves are used in a wide range of applications across industries such as oil and gas, water treatment, chemical processing, power generation, HVAC (heating, ventilation, and air conditioning), pharmaceuticals, food and beverage, and marine systems, for fluid control, isolation, regulation, and safety.

  • Oil and Gas Industry
  • Chemical Industry
  • Electric Power Industry
  • Construction
  • Water Treatment Industry
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Why Choose Gnee Valve Fittings?
For more than 15 years, Gnee has been supplying valve fittings made of carbon steel, alloy steel, and 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 valves in a short time, we can also customize them for your project in a short time. Contact us now.

In addition, our high-quality valve fitting 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.

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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.

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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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