A182 F5 Alloy Steel Piston Type Lift Check Valve

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MOQ : 5 Units

A182 F5 Alloy Steel Piston Type Lift Check Valve Specification

Structure
Piston Type, Lift Check Valve

Material
A182 F5 Alloy Steel

Power
Manual

Pressure
High Pressure

Media
Water, Oil, Steam

Working Temperature
Up to 600C

Port Size
2 Inch

Surface
Forged / Polished

Shape
Straight

Application
Industrial, Steam, Oil & Gas, Petrochemical Plants

Design Standard
ASME B16.34 / API 602

Bonnet Type
Bolted Bonnet

Corrosion Resistance
Excellent

Size Range
½ Inch to 24 Inch

Flow Direction
Horizontal / Vertical

Pressure Class
Class 150 / 300 / 600 / 900

Leakage Class
Class VI (Tight Shut Off)

Testing Standard
API 598

Operation
Non-return / One Way

End Connection
Flanged

Face to Face Dimension
ASME B16.10

Seat Type
Metal Seated

Trim Material
Stainless Steel / Alloy Steel

Body Material
A182 F5

A182 F5 Alloy Steel Piston Type Lift Check Valve Trade Information

Minimum Order Quantity
5 Units

Supply Ability
200 Units Per Month

Delivery Time
7 Days

About A182 F5 Alloy Steel Piston Type Lift Check Valve

A182 F5 Alloy Steel Piston Type Lift Check Valve

Main Features :

Bolted Body-Cover design for valves from Class 800 up to Class 2500. Valves with welded bonnet also available on request
Screwed with a seal-welded body-bonnet design for valves of Class 2500
Bolted body-bonnet joints provided with spiral-wound stainless steel gasket and graphite filler for maximum protection against leaks
Die-formed graphite inner packing rings and braided graphite end rings with Inconel wire reinforcement and corrosion inhibitor
T-head stem-disc connection of gate valve fully meets strength requirements of API 602 and API 598
Rolled ACME thread on stem for smooth operation
Tapered shoulder on the stem for back seating
Self-aligning type gland assembly with stud-and-nut tightening
Integral hard-faced body seat for globe and check valves
Spring-loaded disc on check valves suitable for no horizontal applications too
Gate and globe valves can be offered with electrical actuators
Austenitic SS forging for body and bonnet of Cryogenic valves, resulting in excellent impact strength, minimal heat loss and resistance to corrosion
Valves can be offered to NACE MR-0175 and other special NACE requirements

Superior Corrosion Resistance and Durability

Manufactured from high-grade A182 F5 alloy steel and reinforced with stainless or alloy steel trim, this piston type lift check valve offers excellent corrosion resistance and long service life. Its durable construction is ideal for handling aggressive fluids in challenging environments such as steam systems, oil refineries, and petrochemical plants.

Advanced Sealing and Pressure Handling

The valve features a metal-seated design conforming to leakage Class VI standards for reliable tight shut-off. With pressure classes up to 900 and the ability to withstand temperatures up to 600C, it is perfectly suited for high-pressure, high-temperature service conditions. The bolted bonnet structure also ensures secure and leak-proof operation.

Versatile Installation and Operation

Supporting both horizontal and vertical flow directions, this check valve accommodates a variety of piping layouts. Its straight shape and range of port sizes up to 24 inches provide unmatched flexibility in industrial setups. The flanged ends and compliance with ASME/ISO dimension standards ensure hassle-free integration into existing systems.

FAQ's of A182 F5 Alloy Steel Piston Type Lift Check Valve:

Q: How does the piston type lift check valve function in a pipeline?

A: This valve uses a piston mechanism that automatically opens when fluid flows in one direction and closes tightly when flow reverses, preventing backflow. The non-return feature ensures fluid moves only in the designated direction, safeguarding equipment and processes.

Q: What benefits does using an A182 F5 alloy steel body provide?

A: A182 F5 alloy steel offers superior corrosion resistance and high strength, making the valve ideal for harsh industrial environments. Its durability ensures reduced maintenance needs and extended service life, even under high-pressure and high-temperature conditions.

Q: Where can this valve be installed, and is it suitable for both horizontal and vertical applications?

A: This valve is designed for versatile installation in both horizontal and vertical piping systems. It's commonly used in industries such as oil & gas, steam, water, and petrochemical processing across a wide range of flow scenarios.

Q: What standards and testing processes does the valve adhere to?

A: The valve is designed and manufactured in compliance with ASME B16.34 and API 602 standards, with face-to-face dimensions to ASME B16.10. It undergoes rigorous pressure and leakage testing as per API 598, ensuring its reliability and performance in critical applications.

Q: When should a metal-seated lift check valve like this be selected over other types?

A: A metal-seated piston type lift check valve should be chosen when dealing with high-temperature or abrasive media where soft-seated valves might degrade. Its robust construction and tight shut-off make it preferable for processes requiring high integrity and durability.

Q: What is the recommended process for maintaining this check valve?

A: Routine inspection of sealing surfaces, bonnet bolts, and flow passage is advised. With its corrosion-resistant materials and bolted bonnet design, maintenance is straightforward, requiring only periodic checks to ensure leak-tight operation and longevity.

Q: What types of media can this valve handle effectively?

A: This check valve is engineered for compatibility with water, steam, oil, and various industrial fluids, thanks to its robust materials and tight shut-off feature. It's suitable for use in high-pressure and corrosive environments typical of many industrial and petrochemical processes.

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