Fully Welded Ball Valve

A Fully Welded Ball Valve is a type of industrial valve that has a one-piece body where the ball, stem, and end connections are welded together, creating a robust and compact design. This valve type is known for its strength, durability, and ability to handle high-pressure and high-temperature applications.

Products List


Discover our fully welded carbon steel ball valves, manufactured to DIN EN 10217-2 ST 37.8 standards. With a robust 16-inch (DN400) size and a Class 300 LB (PN25) rating, these valves are designed for high-pressure applications. Featuring a trunnion design and equipped with soft seats, they ensure reliable sealing and minimal maintenance. Additionally, they offer double block and bleed functionality, enhancing safety and performance in critical processes.


Discover excellence of our Fully Welded Ball Valve. Our valves, crafted from DIN EN 10217-2 ST 37.8 material, offer unmatched durability. With a DN500 (20-inch) size and PN25 (300 LB) rating, they excel in high-pressure scenarios. Featuring a one-piece body, trunnion type, Double Block and Bleed, and soft seats, our valves ensure top-tier performance. Trust our expertise for superior valve solutions tailored to your needs.


Our fully welded trunnion ball valves, crafted from carbon steel DIN EN 10217-2 ST 37.0, offer robust performance for your industrial applications. With a size of DN800 (32 inches) and pressure ratings of PN25 and 300 LB, these valves ensure reliable operation under high pressures. Featuring a double block and bleed design, soft seat for optimal sealing, and butt weld ends for secure installation, our valves provide exceptional functionality and safety. Trust in our expertise as a leading manufacturer of fully welded trunnion ball valves to meet your stringent requirements.


We are pleased to offer fully welded floating ball valves designed for District Heating applications. Crafted from high-quality Carbon Steel, our valves meet DIN EN 10217-2 ST 37.8 standards, ensuring robustness and reliability. With a size of 1-1/2 inches (DN40) and pressure ratings of 300 LB and PN25, our valves are engineered to meet your specific needs. Featuring a reduced bore and butt weld (BW) end connections, they provide efficient fluid control and easy installation.


Introducing our 24-inch Forged Steel ASTM A105 Fully Welded Ball Valve from China. Compliant with API 6D standards, it features an extended stem, trunnion design, and Class 300 LB rating. Ensuring reliability, it incorporates Double Block and Bleed for enhanced safety, all with a secure butt weld (BW) end. Trust our commitment to quality for your valve needs.


Discover the excellence of our Long Stem Ball Valve Factory in China, offering valves crafted to meet the highest industry standards, including API 6D and EN 13709. Ranging from 2 to 48 inches, with Class ratings of 150 to 2500 LB, our valves feature a Welded Body design. With an extended stem designed for underground applications, these valves support pressurization on either side, ensuring reliable and versatile performance in a variety of industrial settings.


Explore the reliability of our Underground Fully Welded Ball Valves. As a reputable producer, we adhere to industry-leading standards, including ASME B16.34, DIN 3357, API 6D, and BS 5351. Available in sizes ranging from 2 to 48 inches, with Class ratings spanning 150 to 2500 LB, these valves are engineered with an Anti-Blow-Out Stem and Anti-Static Function, ensuring robust performance and safety in underground applications.


Enhance the efficiency of your heating systems with our precision-engineered Fully Welded Heating Ball Valves. As a trusted maker, we adhere to stringent industry standards, including API 6D, ensuring uncompromised quality. These valves, featuring a One Piece Body design, are available in both Floating and Trunnion configurations, catering to diverse needs. Covering a range from 2 to 56 inches, with Class ratings spanning 150 to 2500 LB, and accommodating DN50-DN1400 and PN16-PN420 specifications, our valves provide reliable performance.


Experience excellence with our Fully Welded Body Ball Valves, meticulously crafted to meet industry standards, including API 6D. These Trunnion Mounted valves are available in sizes ranging from 2 to 48 inches, with Class ratings spanning 150 to 2500 LB. Crafted from high-quality materials such as Alloy Steel and Carbon Steel, these valves are designed for precision and durability.


Elevate your district heating systems with our Fully Welded Ball Valves. As a trusted supplier, we provide valves crafted to meet industry standards, including API 6D, DIN 3357, EN 13709, and BS 5351. Available in Floating or Trunnion designs, these valves cover sizes ranging from 2 to 56 inches, with Class ratings spanning 150 to 2500 LB. Choose between Full or Reduced Bore options to ensure efficient and reliable operation for your district heating applications.

Key Features of Fully Welded Ball Valves

Fully welded ball valves possess several key features that make them suitable for demanding applications, particularly in industries such as oil and gas, petrochemicals, and power generation. Here are the key features of fully welded ball valves:
One-Piece Construction: The body of a fully welded ball valve is fabricated as a single piece, with no external leak paths, providing enhanced structural integrity.
Compact and Robust Design: The fully welded construction creates a compact and robust valve design, making it suitable for applications where space is limited and durability is essential.
High Pressure Capability: Designed to handle high-pressure applications, making them suitable for industries such as oil and gas, petrochemical, and power generation.
High Temperature Resistance: Capable of withstanding high temperatures, allowing for use in applications involving hot fluids or steam.
Zero External Leakage: The fully welded design eliminates the need for external bolts or flanges, contributing to zero external leakage.
Fully welded ball valves are chosen for applications where durability, leak resistance, and low maintenance requirements are crucial. Their robust design and ability to handle high-pressure and high-temperature conditions make them suitable for a variety of industrial applications.