Nominal diameter: 20"x16"
Pressure rating: ANSI Class 1500#, 
Connection: RF flanged, ASME B16.5
Body material: ASTM A182 F316, Ball: A182 F316, Shaft: A182 F316, Seat ring: PEEK
Operation: worm gear with locking device
Features: reduced bore, high pressure support plate design, forged stainless steel

Introducing our high-performance 20x16 ball valve, designed for demanding industrial applications. With a pressure rating of ANSI Class 1500# and RF flanged connection according to ASME B16.5 standards, this valve is built to withstand high pressures and deliver reliable performance. The body, ball, shaft, and seat ring are all constructed from ASTM A182 F316 stainless steel for superior corrosion resistance and durability. The valve features a reduced bore and a high-pressure support plate design to ensure optimal flow control even in the most challenging conditions. Equipped with a worm gear and locking device for smooth operation, this valve is ideal for critical applications requiring precision and reliability. Our ball valve is meticulously crafted from forged stainless steel and proudly bears our company name, representing a mark of quality and excellence in fluid control solutions

Introducing the Cryogenic service trunnion mounted ball valve by WELCO Valve Co., Ltd. This high-quality valve is designed to meet the specific demands of cryogenic applications, offering exceptional performance in low temperature and high-pressure environments. The trunnion mounted ball design ensures smooth operation and robust sealing, making it suitable for a wide range of industrial applications, including LNG, LPG, and other cryogenic fluids. WELCO Valve Co., Ltd. has a well-established reputation for manufacturing reliable and durable valves, and this cryogenic service trunnion mounted ball valve is no exception. With its precision engineering and advanced technology, this valve provides excellent reliability and performance, making it an ideal choice for demanding cryogenic service applications

Introducing WELCO Valve Co., Ltd.'s flanged threaded DBB valve, designed to provide reliable and safe isolation for critical applications. This double block and bleed valve features a flanged and threaded connection, allowing for easy installation and maintenance. With its robust construction and high-quality materials, this valve ensures long-lasting performance and minimal leakage. WELCO Valve Co., Ltd. is committed to providing innovative and reliable solutions for various industries, and this product is no exception. The flanged threaded DBB valve meets the highest industry standards and is suitable for a wide range of applications, including oil and gas, chemical, and petrochemical industries. Trust WELCO Valve Co., Ltd. for all your valve needs and ensure the safety and efficiency of your operations

Introducing the trunnion mounted double block and bleed (DBB) valve, a high-performance solution for fluid control, proudly offered by WELCO Valve Co., Ltd. This innovative valve design features a ball with trunnion-mounted seats that provide stable and reliable sealing, making it an ideal choice for critical applications where zero leakage and double isolation are essential. The trunnion mounted DBB valve from WELCO Valve Co., Ltd. is built with high-quality materials and precision engineering, ensuring durability and long-lasting performance. With its advanced design and superior construction, this valve offers maximum safety and efficiency in a wide range of industries, including oil and gas, petrochemical, and more. For a trusted and dependable solution for fluid control, choose WELCO Valve Co., Ltd.'s trunnion mounted DBB valve

Introducing the API 6D trunnion mounted ball valve side-entry from WELCO Valve Co., Ltd. This product is designed to provide reliable and efficient performance for various industrial applications. The trunnion mounted ball valve design ensures enhanced stability and reduces operating torque, making it suitable for high-pressure and high-temperature environments. WELCO Valve Co., Ltd. is committed to delivering high-quality and durable valves, and this product is no exception. With its robust construction and advanced engineering, the API 6D trunnion mounted ball valve side-entry offers superior sealing and tight shut-off, providing a safe and dependable solution for controlling the flow of liquids or gases. Trust in WELCO Valve Co., Ltd. to provide the valve solution you need for your industrial processes

Nominal diameter: 8"
Pressure rating: ANSI Class 2500#,
Connection: RTJ flanged, ASME B16.5
Body material: ASTM A350 LF2, Ball: A182 F316, Shaft: A182 F51, Seat ring: NYLON
Operation: wormgear
Features: forged steel trunnion mounted, low temperature forged steel, stainless steel ball, PEEK seat.

Introducing our latest product, the 8 trunnion mounted ball valve with ANSI Class 2500# pressure rating. Our valve features a RTJ flanged connection, making it suitable for high-pressure applications. The body is made from ASTM A350 LF2 forging, with a stainless steel A182 F316 ball and A182 F51 shaft for durability and reliability. The seat ring is made from NYLON, ensuring a tight seal. With a wormgear operation, this valve is easy to operate. The low temperature and high-pressure capabilities of our forged steel design make it ideal for a range of industrial applications. Plus, the PEEK seat adds an extra layer of durability and security. Trust our company to deliver top-quality, high-performance valves for your specific needs

Nominal diameter: 3/4"
Pressure rating: ANSI Class 300#, 
Connection: threaded Female NPT as per ASME B1.20.1 
Body material: ASTM B148 C95800 Ni-Al bronze
Operation: lever
Features: 2-piece body, floating ball, threaded bonnet

Introducing our 3/4 Nominal Diameter Ball Valve, designed to meet ANSI Class 300# pressure rating standards. Constructed with ASTM B148 C95800 Ni-Al bronze, this two-piece body valve features a floating ball and threaded bonnet for secure operation. The product is equipped with a lever for easy manual operation. The threaded Female NPT connection meets ASME B1.20.1 standards, ensuring a reliable and secure fit. Our company name is stamped on the body to guarantee authenticity and quality. This ball valve is ideal for a wide range of industrial applications, providing durable and efficient flow control. Trust in our high-quality construction and precision engineering for your operational needs

Nominal diameter: 36"
Pressure rating: ANSI Class 150#, 
Connection: RF flanged, ASME B16.47-A series
Body material: ASTM A352 LCB
Operation: wormgear
Features: cast steel trunnion mounted, low temperature carbon steel body, stainless steel ball.
Available size range: 2"~60"
Rating: 150LB~2500LB
Body Materials: Carbon Steel, Stainless Steel, etc.
Trim: A105+ENP, 13Cr, F304, F316, etc.
Seat: PTFE, RPTFE, DEVLON, PPL, PEEK, TCC, STL, NI60, etc.
End Connection: RF, RTJ, BW
Operation: Lever, Gear, Motor, Pneumatic

Our company offers a range of high-quality trunnion mounted ball valves with a nominal diameter of 36 and a pressure rating of ANSI Class 150#. These valves feature a cast steel body with low-temperature carbon steel and stainless steel components, providing excellent durability and corrosion resistance. Available in sizes ranging from 2 to 60 and with a pressure rating from 150LB to 2500LB, our ball valves are suitable for a wide range of industrial applications. With options for different body materials, trim, seat, and end connections, as well as versatile operation methods including lever, gear, motor, and pneumatic, our trunnion mounted ball valves offer reliable performance and easy operation. Trust our company for top-quality ball valves meeting the highest industry standards

Nominal diameter: 20"
Pressure rating: ANSI Class 600#, 
Connection: RF flanged, ASME B16.5
Body material: ASTM A216 WCB, Ball: A105+TCC, Shaft: A182 F6a, Seat ring: A182 F304+STL
Operation: wormgear
Features: top entry, trunnion mounted, carbon steel body, metal to metal seat.

Introducing our 20 nominal diameter ball valve with a pressure rating of ANSI Class 600#. This top entry, trunnion mounted valve is designed with a carbon steel body and metal to metal seat, making it reliable and durable for heavy-duty industrial applications. The RF flanged connection, ASME B16.5 standard, and ASTM A216 WCB body material ensure secure and leak-free connections. The ball is made of A105+TCC material, while the shaft is constructed from A182 F6a, and the seat ring from A182 F304+STL, all ensuring high performance and longevity. Its wormgear operation allows for smooth and easy adjustment. Trust in the quality and reliability of this product, backed by our company's name and reputation in the industry

Nominal diameter: 4"X4"
Pressure rating: ANSI Class 1500#, 
Connection: RF flanged x RF flanged
Body material: ASTM A182 F304
Operation: wormgear
Features: bolted bonnet, trunnion mounted twin balls design.

Introducing our 4X4 ANSI Class 1500# RF flanged x RF flanged ball valve, crafted from high-quality ASTM A182 F304 material. Equipped with a wormgear operation and a bolted bonnet, this valve ensures smooth performance and durability. The trunnion mounted twin balls design provides a reliable seal, making it ideal for high-pressure applications. Our product boasts a nominal diameter of 4, and is designed with precision and expertise to meet the highest industry standards. Trust in our company name for exceptional quality and performance, as we strive to deliver top-notch industrial valves for your specific needs

Nominal diameter: 10"x8"
Pressure rating: ANSI Class 600#
Connection: RF flanged as per ANSI B16.5    
Body material: ASTM A352 LCC, Ball: A182 F316, Shaft: A182 F316, Seat ring: RPTFE
Operation: worm-gear
Features: two piece bolted body design, reduced bore, low temperature carbon steel

Introducing our 10x8 ANSI Class 600# RF flanged ball valve, designed and manufactured with precision using high-quality materials. The body is constructed from ASTM A352 LCC, while the ball and shaft are made from A182 F316, ensuring durability and corrosion resistance. The seat ring is crafted from RPTFE for reliable sealing. With a two piece bolted body design, reduced bore, and low temperature carbon steel, this valve is ideal for a wide range of industrial applications. Its worm-gear operation allows for smooth and precise control of flow. Our product guarantees superior performance and longevity, meeting the highest industry standards. Trust in our company name for quality and reliability in your valve solutions

Nominal diameter: 32"
Pressure rating: ANSI Class 600#
Connection: RF flanged as per ASME B16.47
Body material: ASTM A352 LCB, Ball: A182 F316, Shaft: A182 F316, Seat ring: Devlon
Operation: worm gear with locking device
Features: full bore, upper entry for installation and maintanence, forged stainless steel

Introducing our 32 Nominal Diameter, ANSI Class 600# RF flanged ball valve, designed with precision and durability in mind. Constructed from ASTM A352 LCB body material and A182 F316 ball and shaft, this valve is suitable for high pressure applications. The seat ring, made from Devlon, ensures a tight seal for optimal performance. Our valve features a worm gear operation with a locking device for added control and security. The full bore design and upper entry allow for easy installation and maintenance. Crafted from forged stainless steel, this valve is built to last. Trust in our company's quality and reliability for your industrial valve needs