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Bonnet Bolted Gate Valve

Bonnet bolted gate valves are engineered with a bolted bonnet design, providing secure sealing and easy maintenance access. This design feature allows for quick disassembly and reassembly of the valve components, facilitating routine maintenance and repair tasks without disrupting the pipeline operation. Bonnet bolted gate valves are commonly utilized in industries such as water treatment, power generation, and petrochemicals, where frequent valve maintenance is necessary to ensure uninterrupted operation and system reliability.

Design advantages:

Secure Closure: Bolted bonnet design ensures a tight seal, preventing leakage during operation.

Sturdy Construction: Engineered with robust materials for durability and reliability in challenging conditions.

Easy Maintenance: Bolted bonnet allows for straightforward maintenance and repairs, minimizing downtime.

Versatile Applications: Suitable for a wide range of industries, including petrochemical, power generation, and marine.

Smooth Operation: Smooth valve operation facilitates efficient fluid flow control, enhancing system performance.

Cost-Effective Solution: Offers cost savings over the long term due to its durability and low maintenance requirements.

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 BodyForged: 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.

Connection

ANSI 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.

Choosing appropriate design standards for bonnet bolted gate valves is essential to meet global quality and safety requirements. Adhering to these standards ensures reliable performance, robustness, and versatility for a wide range of installations and applications.

Shen Gao's Comprehensive Range of
Bonnet Bolted Gate Valve
Discover the Bonnet Bolted 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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