Products

Nominal diameter: DN50 (2") 

Pressure rating: ANSI Class 900 

Connection: RJ flanged as per ASME B16.5 

Body material: AISI 4130

Trim: SS316+HF

Operation: handwheel operated 

Features: plug disc, forged steel body, seat hard faced trim.

Introducing the WELCO Valve Co., Ltd. API 602 forged steel gate valve, a high-quality industrial valve designed for exceptional performance and reliability. This gate valve is precision-crafted from forged steel, ensuring outstanding durability and strength, making it suitable for a wide range of applications in the oil and gas, refining, chemical, and petrochemical industries. The API 602 standard guarantees the valve's compliance with stringent quality and performance requirements, offering peace of mind to users. With its robust construction and dependable operation, the WELCO forged steel gate valve delivers efficient flow control and exceptional sealing, making it a trusted choice for demanding environments. Trust in WELCO Valve Co., Ltd. for top-notch forged steel gate valves that meet and exceed industry standards

Introducing the Butt-welding stainless steel gate valve from WELCO Valve Co., Ltd. This high-quality gate valve is specifically designed for use in demanding industrial applications. Constructed from durable stainless steel, it offers superior corrosion resistance and longevity, making it ideal for use in corrosive environments. With its butt-welding connection, this valve provides a secure and reliable seal, ensuring leak-free operation. The WELCO gate valve is precision-engineered to offer smooth, low-friction operation and tight shut-off, delivering reliable performance and reduced maintenance requirements. It is designed to meet the strictest industry standards and is suitable for a wide range of industries including chemical processing, oil and gas, water treatment, and more. Trust in the WELCO Butt-welding stainless steel gate valve for dependable and efficient flow control in your industrial operations

Introducing the Integral Flanged Stainless Steel Gate Valve by WELCO Valve Co., Ltd. This high-quality gate valve is designed for reliable and efficient performance in a wide range of industrial applications. With its integral flanged design, it provides easy installation and maintenance, making it a cost-effective solution for fluid control systems. The stainless steel construction ensures durability and corrosion resistance, making it suitable for aggressive and high-pressure environments. The valve is available in various sizes to meet different flow requirements, and it is designed to meet industry standards for safety and performance. With WELCO Valve's commitment to quality and precision engineering, you can trust in the reliable operation of the Integral Flanged Stainless Steel Gate Valve for your industrial needs

Introducing the Alloy F9 forged steel gate valve from WELCO Valve Co., Ltd. This high-quality gate valve is designed to meet the demands of industrial applications, offering outstanding strength and durability. The Alloy F9 forged steel construction ensures reliable performance in extreme conditions, making it an ideal choice for the oil and gas, petrochemical, and power generation industries. With a pressure rating of up to 2500lbs and a temperature range of -29°C to 425°C, this valve is suitable for a wide range of applications. WELCO Valve Co., Ltd. is dedicated to providing top-notch products, and the Alloy F9 forged steel gate valve is no exception. Trust in WELCO Valve Co., Ltd. for superior quality and performance in industrial valve solutions

WELCO Valve Co., Ltd. is proud to introduce our Alloy steel F11 gate valve, designed to meet the demanding needs of high-pressure and high-temperature industrial applications. This valve is made from high-quality alloy steel F11, providing exceptional strength and corrosion resistance, making it ideal for use in refining, petrochemical, and power plant installations. The F11 gate valve features a sturdy and durable construction, with a compact design that ensures reliable performance and easy maintenance. It is available in various sizes and pressure ratings, allowing for versatile integration into different piping systems. With our commitment to quality and innovation, WELCO Valve Co., Ltd. delivers a reliable and efficient solution for controlling the flow of liquids and gases in demanding industrial environments

Introducing WELCO Valve Co., Ltd.'s premium quality Stainless Steel Forged Steel Gate Valve. Our gate valves are constructed using high-grade stainless steel, ensuring long-lasting durability and resistance to corrosion, making them suitable for a wide range of industrial applications. The forged steel body provides strength and reliability, while the precision engineering and design ensure tight shut-off and smooth operation. Our gate valves are designed and manufactured to meet international standards, and undergo rigorous testing to guarantee superior performance and a longer service life. WELCO Valve Co., Ltd. is dedicated to providing high-quality valve solutions, and our Stainless Steel Forged Steel Gate Valve is a testament to our commitment to excellence. Trust WELCO for all your valve needs

Nominal diameter: 1"

Pressure rating: Class 900-1500#

Connection: socket welded as per ASME B16.11

Operation: handwheel 

Features: bolted bonnet, stainless steel body, stainless steel internal parts. 

Nominal diameter: DN25 (1")

Pressure rating: ANSI Class 1500 

Connection: RTJ flanged as per ASME B16.5

Body material: ASTM A105

Trim: 13%Cr+HF

Operation: handwheel operated 

Features: compact integral flanged body, solid disc, renewable seat. 

Nominal diameter: 2"

Pressure rating: Class 150#

Connection: RF flanged as per ASME B16.5

Body material: A182 F304, trim: SS304+Stellite

Operation: handwheel

Features: extended stem, forged body, stainless steel internal parts.  

Nominal diameter: DN100 (4")

Pressure rating: ANSI Class 2500 

Connection: butt-welding as per ASME B16.25

Body material: ASTM A105N

Trim: 13CR + STELLITED

Operation: automatic

Features: API 602 standard, piston disc with spring return, pressure seal cover. 

Nominal diameter: DN50 (2")

Pressure rating: ANSI Class 150 

Connection: RF flanged as per ASME B16.5

Body material: AISI 4130

Trim: SS316+STL

Operation: handwheel operated 

Features: solid disc, forged steel body, seat hard faced trim.