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SQK A350 LF2 Alloy Steel Ball Valve

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MOQ : 5 Units

SQK A350 LF2 Alloy Steel Ball Valve Specification

Channels
Two-way

Connection
Flanged End

Caliber
Full Bore

Pressure
Class 150 to 900

Structure
Ball Valve

Material
A350 LF2 Alloy Steel

Power
Manual

Media
Water, Oil, Gas

Temperature of Media
-46C to +200C

Port Size
1/2 inch to 12 inch

Flange
ANSI B16.5

Finish
Anti-corrosive Coating

Application
Industrial, Petrochemical, Oil & Gas

Seat Material
Teflon/PTFE

Design Standard
API 6D / BS 5351

Face to Face Standard
ASME B16.10

Testing Standard
API 598

Operation Temperature Range
Up to 200°C

Antistatic Device
Included

Stem Type
Blow-out Proof

Fire Safe Design
Yes

Body Material
Forged Steel

Operation Type
Quarter Turn

Mounting
ISO 5211

End Connection Standard
ASME B16.5 Flange

Leakage Class
Class VI

SQK A350 LF2 Alloy Steel Ball Valve Trade Information

Minimum Order Quantity
5 Units

Supply Ability
200 Units Per Month

Delivery Time
7 Days

About SQK A350 LF2 Alloy Steel Ball Valve

SQK A350 LF2 Alloy Steel Ball Valve

Size	2" to 56" (50 mm to 1400 mm)
ASME Class	Class 150 to 2500
Design Standard	API 6D

Main Feature

· Trunnion-mounted Ball Valve design complies to API 6D

· Wide portfolio of Side-entry and Top-entry designs

· Fugitive emissions

· Soft and Metal seated valves complies to ISO 15848-1, Class AH and BH

· Fire safe design - to API 607 and API 6FACE Marking

· Meets requirements of Pressure Equipment Directive 2014/68/EU,

· Pneumatic shell test conducted at 1.1 times rated pressure to check shell integrity, when required · Double block and bleed (DBB) feature

· Valves are designed and tested for automatic cavity relief

· Anti-blowout stem design

· Coil springs used for consistent seat loading and lower operating torque

· Lip seals provided for low temperature services

· Primary O ring and Secondary graphite (in 3 stage stem, thrust washer is primary)

· Wide portfolio of Side-entry and Top-entry designs

· Options: Buried service, Cryogenic

· Offered with Electric, Pneumatic and Hydraulic Actuators

· In-house Tests Capabilities

Superior Design and Compliance

This ball valve is crafted to meet stringent international standards including API 6D, BS 5351, and API 598 for testing, ensuring reliable compliance and high-quality performance. Its construction from forged A350 LF2 alloy steel guarantees structural integrity and longevity in demanding environments.

Versatile Applications and Wide Range

Suitable for industrial, petrochemical, and oil & gas sectors, the SQK A350 LF2 ball valve is designed to handle various media-water, oil, and gas. Its temperature rating from -46C to +200C and pressure classes 150 to 900 make it adaptable for diverse operational needs.

Safety and Operational Features

Equipped with a fire safe design, blow-out proof stem, and antistatic device, this valve prioritizes user safety and system reliability. The manual quarter turn operation provides precise control, while anti-corrosive coating and ISO 5211 mounting standards add to its longevity and flexibility.

FAQ's of SQK A350 LF2 Alloy Steel Ball Valve:

Q: How is the SQK A350 LF2 ball valve operated and installed?

A: The SQK A350 LF2 ball valve operates through a manual quarter turn mechanism for quick shut-off or flow regulation. Installation is straightforward via flanged ends conforming to ANSI B16.5 standards, and the mounting is compatible with ISO 5211 for actuator adaptability.

Q: What materials are used in construction, and what benefits do they offer?

A: This valve features a forged A350 LF2 alloy steel body and Teflon/PTFE seats, offering excellent durability, chemical resistance, and stability in extreme temperatures from -46C to +200C. The anti-corrosive coating further enhances its longevity in harsh industrial environments.

Q: Where can the SQK A350 LF2 ball valve be applied?

A: The valve is suitable for industrial, petrochemical, and oil & gas applications. It is effectively used with water, oil, and gas media, making it ideal for process pipelines and critical flow-control points in facilities across India and internationally.

Q: What process standards does this ball valve adhere to?

A: It conforms to the API 6D and BS 5351 design standards, API 598 testing standard, ASME B16.10 for face-to-face dimensions, and ANSI B16.5 for flange connections, ensuring reliability, safety, and consistent performance in regulated industries.

Q: When should you use a fire safe and antistatic ball valve?

A: A fire safe and antistatic ball valve is essential in applications where handling flammable or explosive media is critical. These features help prevent external leakage during fire incidents and reduce the risk of static discharge, protecting both equipment and personnel.

Q: What is the temperature and pressure range for safe operation?

A: The SQK A350 LF2 ball valve safely operates in temperatures from -46C up to +200C and is rated for pressure classes ranging from 150 to 900, accommodating various system requirements and environments.

Q: What advantages does a blow-out proof stem provide?

A: A blow-out proof stem prevents accidental stem ejection during pressure surges or improper operation. This feature ensures increased operational safety and conforms to ISO standards for enhanced reliability.

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