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YANHAO

YANHAO

Flanges · Pipes · Fittings

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  • FlangesExpand
    • ASME/ANSI B16.47Expand
      • Series AExpand
        • Class 150 Welding Neck
        • Class 150 Blind Flange
        • Class 300 Welding Neck
        • Class 300 Blind Flange
        • Class 400 Welding Neck
        • Class 400 Blind Flange
        • Class 600 Welding Neck
        • Class 600 Blind Flange
        • Class 900 Welding Neck
        • Class 900 Blind Flange
      • Series BExpand
        • Class 75 Welding Neck
        • Class 75 Blind Flange
        • Class 150 Welding Neck
        • Class 150 Blind Flange
        • Class 300 Welding Neck
        • Class 300 Blind Flange
        • Class 400 Welding Neck
        • Class 400 Blind Flange
        • Class 600 Welding Neck
        • Class 600 Blind Flange
        • Class 900 Welding Neck
        • Class 900 Blind Flange
    • ASME/ANSI B16.5Expand
      • ANSI B16.5 Class 150 Flanges
      • ANSI B16.5 Class 300 Flanges
      • ANSI B16.5 Class 400 Flanges
      • ANSI B16.5 Class 600 Flanges
      • ANSI B16.5 Class 900 Flanges
      • ANSI B16.5 Class 1500 Flanges
      • ANSI B16.5 Class 2500 Flanges
    • Flange typesExpand
      • Weld Neck Flanges
      • Slip-On Flanges
      • Blind Flanges
      • Lap Joint Flanges
      • Socket Weld Flanges
      • Threaded Flanges
    • Flange StandardExpand
      • ANSI Flange Standard
      • ASME Flange Standard
      • EN Flange Standard
    • Custom Flanges
    • Flange MaterialExpand
      • Stainless Steel Flanges
      • Carbon Steel Flanges
      • Alloy Steel Flanges
  • FittingsExpand
    • ElbowExpand
      • 45-Degree Long Radius Elbow
      • 90-Degree Long Radius Elbow
      • 180 Degree Long Radius Bend
      • 45-degree Elbow Pipe Fitting
      • 90-Degree Short Radius Elbow
      • 180-Degree Short Radius Bend
  • PipesExpand
    • Insulated Steel Pipe
    • Anti-corrosion Steel Pipe
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YANHAO
YANHAO
Flanges · Pipes · Fittings

About YANHAO

Hebei Yanhao Pipeline Equipment Co., Ltd. is a manufacturer specializing in the production of flanges, pipes, and fittings. It is located in the famous Chinese pipe fittings capital, Mengcun Hui Autonomous County, Hebei Province.

Company Overview

Our company was founded in 2000 and has more than 300+ employees, including 85+ middle and senior engineering and technical personnel. Our company has a number of production lines and covers an area of ​​150,000 square meters and a building area of ​​30,000 square meters

300+
Number Of Workers
85+
Mid&Senior Engineers
150,000
Square Meters of Area
25+
Years of Experience
  • Panoramic View of The Factory
  • Elbow bending workshop
  • raw material pipe storage
  • steel pipe storage workshop
  • Carbon steel seamless elbows pushed to the workshop
  • Carbon steel elbow shaping workshop
  • Carbon steel elbow product storage workshop
  • Finished flange waiting workshop
  • Stainless steel pipe storage workshop
  • Stainless steel pipe fittings production workshop
  • Flange product storage workshop
  • Butt welding pipe production process workshop
  • Elbow and flange product storage workshop
  • Large diameter butt welding elbow bending workshop
  • product waiting to be shipped packaging

Our Production Line

Our company has 8 pipe fitting production lines and 5 flange production lines. It has a full set of medium-frequency elbow hot-pushing machines, hot-die presses for reducers, cold-extrusion hydraulic presses for tees, forging hammers, vertical lathes, drilling machines, and other process-forming and mechanical processing equipment.

Among them, the Φ1020 mm large-diameter medium-frequency hydraulic pushing machine, Φ1420 mm large-diameter medium-frequency bending machine, and Φ2438 mm 4,000-ton large hot-die press have an annual production capacity of more than 80,000 tons.

8
Pipe Fitting Production Lines
5
Flange Production Lines
80,000 tons
Annual Production Capacity
  • Elbow Forming Pushing Machine
    Elbow Forming Pushing Machine
  • Automatic Welding Machines
    Automatic Welding Machines
  • Hydraulic Butt Fusion Welding Machine
    Hydraulic Butt Welding Machine
  • Pipe Bending Machine
    Pipe Bending Machine
  • Cold Extrusion Tee Making Machine
    Cold Extrusion Tee Making Machine
  • Flange Lathe Machines
    Flange Lathe Machines
  • Heat treatment furnace
    Heat treatment furnace
  • Pipe Cleaning Shot Blasting Machine
    Pipe Cleaning Shot Blasting Machine

Quality Testing

Our company is also equipped with a full set of physical and chemical testing, including spectrometer direct reading, non-destructive testing, heat treatment, water pressure testing, and other product quality testing equipment, providing a reliable guarantee for the production of high-quality products.

  • Metallographic Analyzer
    Metallographic Analyzer
  • Tensile Testing Machine
    Tensile Testing Machine
  • Thickness measurement
    Thickness measurement
  • Magnetic particle inspection
    Magnetic particle inspection
  • Hardness testing
    Hardness testing
  • Physical and chemical testing
    Physical and chemical testing
  • Impact test
    Impact test
  • Ultrasonic testing
    Ultrasonic testing
  • Low temperature testing
    Low temperature testing
  • Direct-Reading Spectrometer
    Direct-Reading Spectrometer

Why choose YANHAO?

Why do more than 400 customers around the world choose to cooperate with YANHAO? Because YANHAO is the best pipe fittings manufacturer in China. We can provide you with the best quality and the most favorable price.

directly from Factory

YANHAO is the manufacturer. You purchase products directly from us.

Better price

Because there are no middlemen, the price is better. At the same time, our products are better and more affordable than those in other countries.

Fully stocked & fast delivery

We are one of the largest manufacturers in China. So we have sufficient inventory and can ship as quickly as possible.

On-demand customization

We support product customization. We have many experienced engineers who can help you design products to meet your project requirements.

Free Sample

We provide free samples. It will be more convincing for you to see our products directly. Seeing is believing.

quality assurance

We have comprehensive quality assurance and after-sales service. You can see our product certificates below.

Certificate for Material Manufacturer: ISO 14001:2015
Certificate for Material Manufacturer: ISO 14001:2015
Certificate for Material Manufacturer: ISO 14001:2015
Certificate for Material Manufacturer: ISO 14001:2015
Certificate for Material Manufacturer: ISO 14001:2015
Certificate for Material Manufacturer: ISO 14001:2015
GB/T 19001-2016/ISO 9001:2015
CQM: GB/T 19001-2016/ISO 9001:2015
GB/T 45001-2020/ISO 45001:2018
CQM: GB/T 45001-2020/ISO 45001:2018
GB/T 24001-2016/SO 14001:2015
CQM: GB/T 24001-2016/SO 14001:2015
Q/SHS 0001.1-2001 Q/SY 1002.1-2013
CQM: Q/SHS 0001.1-2001 Q/SY 1002.1-2013

We have many other certificates. If you need to check them, please feel free to contact our sales staff. We will send them to you via email.

what can we do?

We can produce flanges, elbows, bends, reducers, tees, crosses, heads, caps, threads, and socket series pipeline components of various international standards, customization, and various specifications and models made of carbon steel, stainless steel, and alloy steel according to customer requirements.

Chinese flanges plans Can save you up to 60%

Chinese flanges have higher quality, lower prices, 100% qualified products, and provide you with a better experience.

Fill out the form below to contact us.

Having Questions? Contact Now!

  • Tel: +86-133-1307-3735
  • Email Us: sales@yanhaocn.com
  • Whatsapp:  +86 13313073735

As a leading Chinese flange manufacturer, we are committed to delivering superior-quality pipe flanges at competitive prices.

Our extensive experience and cutting-edge production technology ensure that our products meet the highest industry standards.

We pride ourselves on our ability to provide tailored solutions to meet the diverse needs of our clients, ensuring that our flanges are perfectly suited for a wide range of applications.

Trust us to be your reliable partner for all your flange requirements.

Service

  • Custom Flanges

Flange Types

  • Weld Neck Flanges
  • Socket Weld Flanges
  • Slip-On Flanges
  • Lap Joint Flanges
  • Threaded Flanges
  • Blind Flanges

Flange Materials

  • Stainless Steel Flanges
  • Carbon Steel Flanges
  • Alloy Steel Flanges

Flange Standards

  • B16.47 Flanges
  • B16.5 Flanges
  • EN Standard Flange

Quick Links

  • Home
  • About Us
  • Contact
  • Project Cases
  • Resources
  • Blog

© 2000 - 2025 Hebei Yanhao Pipeline Equipment Co., Ltd.

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Scroll to top
  • Home
  • Flanges
    • ASME/ANSI B16.47
      • Series A
        • Class 150 Welding Neck
        • Class 150 Blind Flange
        • Class 300 Welding Neck
        • Class 300 Blind Flange
        • Class 400 Welding Neck
        • Class 400 Blind Flange
        • Class 600 Welding Neck
        • Class 600 Blind Flange
        • Class 900 Welding Neck
        • Class 900 Blind Flange
      • Series B
        • Class 75 Welding Neck
        • Class 75 Blind Flange
        • Class 150 Welding Neck
        • Class 150 Blind Flange
        • Class 300 Welding Neck
        • Class 300 Blind Flange
        • Class 400 Welding Neck
        • Class 400 Blind Flange
        • Class 600 Welding Neck
        • Class 600 Blind Flange
        • Class 900 Welding Neck
        • Class 900 Blind Flange
    • ASME/ANSI B16.5
      • ANSI B16.5 Class 150 Flanges
      • ANSI B16.5 Class 300 Flanges
      • ANSI B16.5 Class 400 Flanges
      • ANSI B16.5 Class 600 Flanges
      • ANSI B16.5 Class 900 Flanges
      • ANSI B16.5 Class 1500 Flanges
      • ANSI B16.5 Class 2500 Flanges
    • Flange types
      • Weld Neck Flanges
      • Slip-On Flanges
      • Blind Flanges
      • Lap Joint Flanges
      • Socket Weld Flanges
      • Threaded Flanges
    • Flange Standard
      • ANSI Flange Standard
      • ASME Flange Standard
      • EN Flange Standard
    • Custom Flanges
    • Flange Material
      • Stainless Steel Flanges
      • Carbon Steel Flanges
      • Alloy Steel Flanges
  • Fittings
    • Elbow
      • 45-Degree Long Radius Elbow
      • 90-Degree Long Radius Elbow
      • 180 Degree Long Radius Bend
      • 45-degree Elbow Pipe Fitting
      • 90-Degree Short Radius Elbow
      • 180-Degree Short Radius Bend
  • Pipes
    • Insulated Steel Pipe
    • Anti-corrosion Steel Pipe
  • About Us
    • Blog
    • Help Center & FAQ
    • Project cases
    • Downloads
  • Contact