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Square Knife Gate Valve

Square knife gate valves utilize a square-shaped gate to provide efficient flow control and reliable shutoff in applications involving viscous fluids, slurries, and solids. The square gate design offers a larger sealing area compared to traditional gate valves, resulting in enhanced sealing performance and reduced wear. Square knife gate valves are commonly employed in industries such as wastewater treatment, mining, and food processing, where handling thick or abrasive media requires robust and reliable valve solutions.

Design advantages:

Unique Design: The square knife gate valve stands out with its distinct square-shaped gate, offering precise control over fluid flow in industrial applications.

Effective Sealing: Equipped with a knife gate mechanism, this valve ensures tight sealing to prevent leakage and maintain system integrity during operation.

Durability: Built to withstand the rigors of industrial environments, the valve features sturdy construction and high-quality materials for long-lasting performance.

Versatile Applications: Suitable for use in various industries, including mining, wastewater treatment, pulp and paper processing, and chemical processing, where reliable flow control is essential.

Compact Size: The square design allows for a more compact valve size, making it ideal for installations with space constraints.

Low Maintenance: Designed for minimal maintenance requirements, the valve reduces downtime and operational costs while maximizing efficiency.

Technical Parameters:
SizeDN15-DN2000, 1/2''-80''
PressurePN10-PN420, Class150-Class2500
Temperature-200°C to 650°C
Connection typeFlange, Thread, Socket weld, Butt weld
Operation modeManual, Pneumatic, Electric, Hydraulic, Gear operation


Materials:
Valve Body

Forged: A105, LF2, F5, F9, F11, F22, F304, F316, F347, F904, F51, F53, F310, N08020, Inconel625

, etc,

Cast: WCB, LCB, C5, C12, WC6, WC9, CF8, CF8M, CF8C, 4A, 5A, CN7M, C95800, CW6MC, etc

Valve Stem

F6a, 17-4PH, XM-19, F304, F316, F347, F904, F51, F53, F310, Monel400, Monel500, N08020, Inconel625, Incoloy825,etc

Valve Disc

A105, LF2, F5, F9, F11, F22, F304, F316, F347, F904, F51, F53, F310, N08020, Inconel625, F6a, 17-4PH, XM-19, F304, F316, F347, F904, F51, F53, F310, Monel400, Monel500,Incoloy825,WCB, LCB, C5, C12, WC6, WC9, CF8, CF8M, CF8C, 4A, 5A, CN7M, C95800, CW6MC, et

Seat SealingSS,BR,CU,AS,CS,AL,PTFE,NBR,FKM,AI203,etc


Design Standards:
Valve Body

API 600, API 602, ASME B16.34, DIN 3352, BS 5163, GOST 5762, JIS B2073, GB/T 12233, etc.

Flange

ANSI B16.34, EN 1982, JIS B2210, GB/T 17241, ASME B16.42, GOST 12815, DIN 3202-1, etc.

ConnectionANSI B16.10, ASME B16.25, JIS B2212, GOST 33259, DIN 3202, etc.


Test Standards:
API 598, ISO 5208, BS EN 12266, ASME B16.104, GOST 9544-2015, JIS B2003, DIN 3230, etc.

The careful selection of design standards for square knife gate valves is crucial to ensure compliance with international quality and safety standards. By adhering to these standards, square knife gate valves deliver reliable performance, robustness, and versatility for different installations and applications.

Shen Gao's Comprehensive Range of
Square Knife Gate Valve
Discover the Square Knife Gate Valve Tailored to Your Needs.
Shen Gao Valves
36 Years of Manufacturing Expertise, Delivering One-Stop Gate Valves Solutions.
A reputable provider offers more than just a product sale. Shengao provide strong post-purchase support, addressing issues or concerns.
  • 01
    Determine the Application Field
    Before purchasing a high-performance gate valves, pinpoint its primary use—whether in water treatment, oil and gas, or other industries. Each field has specific needs.
  • 02
    Choose The Right Valve Type
    Gate valves come in many different types. Depending on factors such as flow control and pressure, choose the one that will perform best in your system.
  • 03
    Select Materials
    Diversified selection of materials. Choose different materials according to needs. We provide materials ranging from conventional carbon steel to stainless steel to alloy materials, covering basically all valve materials.
  • 04
    Verify Feasibility
    Discuss with engineers and ask experts to verify to confirm that the valve meets technical requirements. Provide professional advice and installation and maintenance guidance
  • 05
    Quality Control
    We have a strict quality inspection department. Every link needs to be inspected before entering the next link. We will never miss any link until the product is delivered safely.
  • 06
    After-sales Service
    24-hour online customer service, 2- year warranty or 18 months after installation, whichever comes first.
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