HangZhou Hoyee trade Co.,Ltd


Butt Welded Joint

Butt Welded Joint

ZXG/ZDLG/ZAZG series Cage guided control valve is singled seat with high performance, which is suitable for the place where has flash vaporization and cavitations generated by the high differential pressure, solid cages and prevent the body from the damage of flash vaporization and cavitations....

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Product Details

ZXG/ZDLG/ZAZG series low-noise cage type control valves with labyrinth cage are designed to reduce acoustic noise in services of compressible fluids such as steam, air and natural gas. The cage employs multi-hole structure and reduce noise by ideal pressure reduction with a combination in two steps of restriction" and "diffusion and expansion". The valve plug employs a pressure balance function to control high differential pressure fluid with small actuator force. The Hoyee realizes seat leakage performance as single seat valve by seal-ring structure.

In addition, the Hoyee is equipped the cage plug with a scraper ring to prevent a malfunction caused by foreign object enter between the cage plug and the cage. The Hoyee is widely applicable for reliable control of high or low temperature, high differential pressure process lines where ynamic stability, low noise are required.


Butt welded joint


The cage valve plug drawing



Butt Welded Joint Specification

Body Size(mm)250300350

Rate Travel100100100
Diaphragm Piece Effective Area1600

Nominal Pressure (MPa)
MPa1.6, 2.5, 4.0, 6.4(6.3)/2.0, 5.0, 11.0, 15.0
Bar16, 25, 40, 64(63)/20, 50, 110, 150
LbANSI: Class150, Class300, Class600, Class900
Inherent Flow Characteristic(Enqual-Percentage), (Linear)
Inherent Adjust Rate (R)50
Spring Signal Range (KPa)20~100,40~200,80~240
Air Pressure (MPa)0.14/0.25/0.3

Normal Temp-20~200, -40~250,-60~250
Radiator-40~450, -60~450
High Temp450~560(High Temperature Material)
Low TempD0: -60~-100, D1: -100~-200, D2: -200~-250
Cutting-Off-40~150(PTFE-PTFE), -60~200(PTFE-Reinforced PTFE)


Over 10 Years’ Experience
Hoyee is an over 13-year solution provider for fluid industry. With an extended range of products and our expertise, we offer a wide range of fluid control solutions. Not only do we have standard products, but also we have custom-designed and custom-made products to suit your needs from OEM items to special applications for projects.
Contact Us Today
Now, our product range covers hygienic stainless steel pumps, hygienic stainless steel valves, sanitary stainless steel fittings, hygienic stainless steel tubing and tube hangers, filters and strainers, stainless steel flanges, stainless steel double ferrule tube fittings and custom-made specialties. Contact us today.



Packing Details: Wooden box and plywood case, standard export  packing.
In addition that we can  design and pack as your request.
Delivery Details : Shipped in 5-15 days after payment.



1. Q:Can we print our logo on your products?

A: yes, we offer OEM/ODM service, we support the customized logo, size, package,etc.


2.What measures you can provide to ensure our our deal?

A: We are the trade assurance supplier on Alibaba.com. If you place an trade assurance order, you will receive 100% refund of the trade assurance amount for   order not meeting agreed 

delivery or quality terms.


3.How can I start a new trade assurance order?

A:You can make it as follow:

      1) Find a Trade Assurance supplier and negotiation your order terms  

    2) Confirm your contract on Alibaba.com 

     3) Submit your initial payment by T/T .

     4) Enjoy Trade Assurance protection up to your covered amount .


4. Does the trade assurance support any amont of order?

A: No, this service just support the order of more than $1000.


5.What's your after-sale?

 A: We offer 12 months warranty service, and we also sell the valve parts.

Butt Welded Joint.jpg

 Mail address:Infor@hoyeevalve.com

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