| Availability: | |
|---|---|
| Quantity: | |
2" 150LB A351 CF8 Stainless Steel Flange Gate Valve
Technical Parameters
Nominal Diameter: 1/2"~48" (DN15~DN1200)
Pressure Rating: 150LB~2500LB (PN20~PN420)
Applicable Temperature: -29℃~425℃
Applicable Media: water, steam, oil, natural gas, acid, alkali, organic compounds, etc.
Materials:
Valve Body: A351 CF8
Valve Disc: 304 or 316 stainless steel
Valve Stem: 304 or 316 stainless steel
Packing: PTFE or other high-temperature resistant materials
Connection Method: Flange connection
Operation Method: Manual
Design Standards: API 600, ANSI B16.34
Testing Standards: API 598
Flange Standards: ANSI B16.5
Product Features
Material Advantage: The A351 CF8 material has good corrosion resistance and high strength, and is suitable for a variety of corrosive media.
Sealing Performance: It adopts an elastic wedge structure and precisely machined sealing surfaces to ensure the sealing performance of the valve in both fully open and fully closed states.
Structural Design: The valve body is bolted, which is convenient for maintenance and replacement of parts. The full-bore design reduces fluid resistance and improves fluid passing capacity.
Operation Convenience: Equipped with a handwheel operating mechanism, it is simple to operate and can be opened and closed quickly.
High Reliability: It has undergone strict pressure tests and sealing tests, complies with international standards, and ensures long-term stable operation.
Application Scenarios
Petroleum and Natural Gas Industry: Used in oil and gas transmission pipelines to control the flow of media such as oil and natural gas.
Chemical Industry: Suitable for the control of corrosive media such as acid, alkali and organic compounds in chemical production.
Water Treatment Industry: Used in water supply and drainage pipelines in water treatment systems to control the opening and closing of water flow.
Energy Industry: In the cooling water systems and steam systems of power plants, it ensures the reliable transmission of media.
Food and Pharmaceutical Industry: Due to its good corrosion resistance and hygienic performance, it is suitable for the control of clean fluids in the food and pharmaceutical industries.
Product Advantages
High-Quality Manufacturing: Advanced casting and processing technologies are adopted to ensure the high quality and high performance of the valves.
Customization Service: Customized products with special sizes, pressure ratings or materials can be provided according to customer needs.
Perfect After-Sales Service: Professional technical support and after-sales service are provided to ensure customers' worry-free use.
Explore DBB reduced-bore ball valve design, sealing logic, oil and gas applications, and checks for materials, end connections, ratings, and test records.
Explore welded cryogenic butterfly valve design, material selection, sealing considerations and LNG applications. Learn how J-VALVES supports industrial valve solutions for low-temperature service.
Cryogenic ball valve selection for LNG: body material limits (LC3 vs CF8M), PCTFE seat rebound, and MSS SP-134 extended bonnet length.
Learn how C63200 Y type strainers support debris removal in suitable industrial and marine systems. Explore filtration design, screen selection, pressure drop, and J-VALVES manufacturing capabilities.
Specify a 2-inch Class 300 C95800 aluminum bronze gate valve for machining shops with guidance on material, rating, design, selection, and service limits.
Explore C63200 threaded gate valve design, nickel aluminum bronze properties, threaded connections, and marine applications. Discover J-VALVES manufacturing and customization capabilities.
Explore welded cryogenic butterfly valve design, low-temperature materials, sealing technology, and LNG applications. Discover J-VALVES manufacturing capabilities and customized industrial valve solutions.
Where a 4x3" Class 900 A105N trunnion ball valve belongs — and the four duties where it does not. Thrust math, the -29C limit, seat types and failure modes.
Dear valued customers, Celebrate our great nation’s birthday. The 2026 National Day is coming. We notify you of our holiday schedule for your order and project planning. Thanks for trusting valves from the J-VALVES Team. We specialize in fluid control, providing precision valves to guarantee stable
A dual plate wafer check valve closes two half-discs on a central hinge pin, reaches about one quarter the face-to-face length of a swing check valve, and shuts in under 0.3 seconds. This guide covers the API 594 retainerless design, seven selection parameters, and the J-VALVES range from DN50 to DN1200 in Class 150 through 2500.
Inside a real trunnion mounted ball valve packing line: hydrostatic test, VCI moisture protection, IPPC crate marking, lifting points and TPI sign-off — plus the full shipping document checklist.
The Pneumatic Soft-Seated Plug Valve is a quarter-turn industrial valve designed for fast and reliable pipeline isolation. The valves shown in the image feature a compact plug valve body, flanged ends, soft-sealing structure, and pneumatic actuators, making them suitable for automated on/off service.
DN400 PN63 trunnion-mounted ball valve in 09G2S low-alloy steel: body pressure-temperature limits, GOST 9544 tightness classes, flange and design checks.
A practical guide to 12" 600LB A105 trunnion mounted ball valve design, materials, operating conditions, and industrial applications.
A 2x 1/2 in. Class 600 LF2 DBB ball valve for low-temperature service: what ASTM A350 LF2 covers, what limits the valve, and what to put in the RFQ.
Pup piece length on extended weld end ball valves is industry practice, not a standard. See how HAZ limits, ASME B16.25 bevels and B31.3 PWHT thresholds actually set the number.
Technical guide to triple offset flanged butterfly valves: offset geometry, API 609 Category B compliance, torque sizing, and the real causes of seat leakage and seizure.
What do Class 1500 and WCB actually mean?Class 1500 is a rating category, not a universal operating pressureIn industrial valve practice, 1500LB usually refers to Class 1500. It is a pressure class designation used within an applicable standards framework. It does not mean the valve is automatically
Learn where a 4" 150LB WCB swing check valve fits best in water, oil, steam, and general industrial piping, plus selection, limits, and installation tips.
Expert guide to gate valves in offshore oil & gas: API 600/6A/6D standards, seawater material selection, wedge vs slab designs, and platform isolation reliability for engineers.