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Hydraulic slow closing LLDPT Lined check valves
Oil & Gas

API 600 Large Size Bolted Bonnet WCB Gate Valves

YFL Large size bolted bonnet gate vavles are widely used as on-off valve in large size pipeline with short face to face and low cost.
  • Size:

    2''-56'', DN50-DN1400
  • Pressure:

    150lbs-2500lbs, PN10-PN420
  • Body:

    WCB, LCB, WC6, WC9, C12A, C5, CF8, CF8M, 4A, 5A
  • Operation:

    Handwheel, Gearbox, Pneumatic actuator, Electric actuator
  • Face to Face:

    ASME B16.10, EN558
  • Flange:

    ASME B16.5, EN1092-1
  • Connection Ends:

    Flanged ends, BW ends
  • Design standards:

    API 600, DIN3352
  • products details

When operate the gate valve, the stem will drive the wedge to move upward or downward to realize open or close the gate valves. When the installation space has height restriction, the gate valve should be with non-rising stem, the stem won't move upward when open the gate valve. The gate valves are installed widely duo to short face to face and low cost in various kinds of industries like chemical, petroleum, power, mining & metallurgical, paper, water etc. 

YFL Bolted bonnet gate valves technical features:


1. Bolted bonnet, Rising stem or non-rising stem available
2. Full bore design
3. Flexible wedge and solid wedge available
4. Renewable seat ring
5. Live load packing
6. Bypass system upon request
7. Design according to API 600 or DIN3352
8. Different face to face according to ASME B16.10 and EN558 


API 600 150lbs 56'' Large size WCB gate valves


DIN 3356 Large size GS-C25 Gate valves


Large size 1.0619 gate valves


Why Choose YFL?

1. Experienced in providing best solutions according to various sever working conditions to solve problems
2. Strict quality control from raw materials, machining to pressure test and function test
3. Professional technical support and fast response trouble shooting
4. Approved & Registered vendor of Glencore & Umicore
5. Successful cases and reference list available
6. Customizable, Flexible,  Short delivery time


Testimonials from Glencore in Mining industry

"We are very happy with the results so far, and the valves seem to be top quality.
You must understand that this factory has some of the world's toughest conditions with regards to abrasive and corrosive solutions. We dissolve metals and most products and suppliers we tested in our applications failed. "  


YFL for 誉丰利 means benefiting from reputation.

We cast brand and forge reputation by quality and service.

We focus on your satisfaction and our responsibility.

Let‘s solve problems and improve process for your projects.

For more solutions, please visit www.YFLvalve.com and contact YFL at sales@YFLvalve.com.

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