SQK A182 F22 Alloy Steel Gate Valve

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MOQ : 5 Units

SQK A182 F22 Alloy Steel Gate Valve Specification

Sealing
Metal-to-Metal

Connection
Flanged, Butt Weld, Socket Weld

Structure
Bolted Bonnet, Rising Stem

Size
2 inch to 24 inch (DN50-DN600)

Material
A182 F22 Alloy Steel

Type
Gate Valve

Power Source
Manual

Pressure
150# to 2500#

Media
Water, Oil, Gas, Steam

Working Temperature
-29C to 538C

Port Size
Customizable (Standard: 2 to 24)

Surface
Anti-corrosive Coated

Shape
Straight

Trim
13Cr/ F6a, Custom Trim Available

Operation
Handwheel, Gearbox, Motor Operated (on request)

Standard
API 600 / BS 1414

Design Features
Full Port, Non-rising Handwheel, Renewable Seat

Packing
Graphite / PTFE

Body Test Pressure
Hydrostatic Tested at 1.5 x Rated Pressure

Seat Test Pressure
1.1 x Rated Pressure

Face to Face Dimension
ASME B16.10

End Connection
ASME B16.5, B16.25, B16.11

Body Material
ASTM A182 F22 alloy steel

Temperature Range
Up to 538°C

Application
Petrochemical, Power Plant, Refinery, Oil & Gas Industries

Color
Metallic Grey

SQK A182 F22 Alloy Steel Gate Valve Trade Information

Minimum Order Quantity
5 Units

Supply Ability
200 Units Per Month

Delivery Time
7 Days

About SQK A182 F22 Alloy Steel Gate Valve

SQK A182 F22 Alloy Steel Gate Valve

Main Features :

Bolted body-bonnet design for valves up to Class 800, 1500, 2500, 4500. Valves with welded bonnet also available on request
Screwed with a seal-welded body-bonnet design for valves of Class 1500,2500, 4500.
Bellows-sealed Gate and Globe valves available in Class 800
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

Durable Alloy Steel Construction

Constructed from ASTM A182 F22 alloy steel, this gate valve delivers long-lasting service even under high temperature and corrosive environments. The anti-corrosive coated metallic grey surface enhances the valve's resistance to wear and corrosion, fulfilling stringent industry demands.

Precision Engineering and Flexible Operation

The SQK F22 gate valve meets API 600/BS 1414 standards and comes with customizable connection options (flanged, butt weld, socket weld). Select between handwheel, gearbox, or motorized operation for optimal control. Its bolted bonnet and rising stem design offer easy maintenance and reliability.

Comprehensive Testing and Application Scope

Every valve undergoes rigorous hydrostatic and seat pressure testing for safety and conformity. Its broad application includes water, oil, gas, and steam, functioning efficiently across refineries, power plants, petrochemical operations, and more.

FAQ's of SQK A182 F22 Alloy Steel Gate Valve:

Q: How is the SQK A182 F22 Alloy Steel Gate Valve typically used in industrial applications?

A: The SQK A182 F22 Alloy Steel Gate Valve is primarily utilized to isolate flow in pipelines carrying water, oil, gas, or steam. It is suitable for critical services in petrochemical plants, power generation facilities, refineries, and oil & gas sectors due to its robust construction and high-temperature resistance.

Q: What are the key benefits of the ASTM A182 F22 alloy steel material in gate valves?

A: ASTM A182 F22 alloy steel offers high strength combined with excellent resistance to heat and corrosion, making it ideal for demanding industrial processes. Its durability ensures prolonged service life and minimizes maintenance, even in aggressive media or elevated temperature environments.

Q: When should I select a motor-operated version instead of a handwheel or gearbox for this valve?

A: Motor-operated options are recommended for larger sizes, frequent operation, or remote/local automated control requirements. Choose handwheel or gearbox when manual control is sufficient or in locations where power supply is unavailable or impractical.

Q: Where can the SQK A182 F22 Gate Valve be installed?

A: This valve can be installed wherever reliable flow isolation is needed in high-temperature and high-pressure systems-commonly in pipelines found in refineries, petrochemical plants, power stations, and other industrial infrastructures.

Q: What is the testing process for quality assurance of this valve?

A: Each valve undergoes hydrostatic testing at 1.5 times its rated pressure for the body and 1.1 times for the seat to ensure structural integrity and leak-free performance, in compliance with API 600 and global standards.

Q: How does the full port and renewable seat design benefit operations?

A: The full port design minimizes flow resistance and pressure drop, ensuring higher efficiency. A renewable seat extends the serviceable lifespan by allowing worn seats to be replaced-improving maintenance and reducing downtime.

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