What We Do
YANHAO Makes Best Flanges, Pipes, and Fittings
made in China, high-quality and Best-price products
Welcome to you from Hebei, China, where there are numerous pipeline equipment manufacturers. YANHAO is China’s largest and most professional pipeline production base.
Why Choose Us?
Unbeatable price
China is the production place of flange raw materials, and Yanhao is a professional flange factory. Trusting Yanhao can help you save a lot of costs.
Strong production capacity
As China’s leading flange manufacturer, we have advanced production equipment and many years of actual manufacturing experience.
Good after-sales service
Timely delivery within the specified time frame, dedicated docking service available 24/7, and one-year quality assurance.
Common Flange Types
To provide you with various types of pipe flanges of different specifications and materials. If you need a special type of flange, please feel free to contact us for flange customization.
Weld Neck Flanges (WN)
WN flange, also known as a trapped hub flange or high-hub flange, is a high-stress-containing flange. Its circular fitting component, the rim, is fitted around the circumference.
China welding neck flange products >>
Slip-on Flanges (SO)
Slip-on flanges, as the name shows, can be easily slipped onto the end of a pipe or fitting and then welded in place. It usually has a flat face and a protruding face.
China slip-on flange products >>
Socket Weld Flanges (SW)
Socket Weld Flanges (SW) are similar to Slip-on Flanges (SO). The difference is that there is an extra piece in the middle.
China socket weld flange products >>
Blind Flanges (BF)
Blind flange is also called flange cover. It is a flat, circular plate used to cover the ends of pipes, valves, or joints.
China blind flange products >>
Lap joint flange (LJ)
Consisting of two components: a stub end and a lap joint ring flange. The respective stub end is slid into the flange’s bore, and the stub end is joined to the pipe through butt welding.
China lap joint flange products >>
Threaded Flanges (TF)
Threaded flanges are pipe flanges with internal threading to match external threads on a pipe. The installation does not involve welding
China threaded flange products >>
We can also make custom flanges for you
Due to the special projects of some customers, standard flanges cannot achieve the use effect, so we can also provide customized flanges as required.
The process is as follows:
Feel free to contact us for more details!
lewis liu
Sales Engineer
our business partner
We promise that all of our steel products come from well-known brands so that you can be sure that the quality of our flange products will last.
what people say
Let’s take a look at the reviews of users who have used our flanges.
Sonya Martin
Norcross, GA
“ The Chinese flange is good, very good, and I will buy from you next time.”
Алексей
Russia
“Still delivered in time for exceptional circumstances and didn’t delay my project!”
Ariana
Iran
“ I am custom made flanges, exactly as we expected, thank you.”
Industry knowledge
Here to share with you all sorts of relevant knowledge and information about pipe flanges.