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Precision Pipe Fittings for Global Industry

Cangzhou Haoyuan Pipe Fittings Mfg Co., Ltd. – A trusted manufacturer since 2009, delivering high-quality butt weld fittings, flanges, and steel pipes from the heart of China’s pipe fittings capital.

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About Haoyuan Pipe Fittings

Cangzhou Haoyuan Pipe Fittings Mfg Co., Ltd., founded in 2009, is a leading manufacturer and exporter specializing in the production of welded pipe fittings and flanges. Strategically located in Mengcun, Hebei Province — widely recognized as the "Pipe Fittings Capital of China" — we leverage our geographical and industrial advantages to deliver high-quality products to global markets.

To strengthen our international trade operations and better serve our clients, we established two dedicated trading subsidiaries in 2022: Hebei Paiyan Metal Material Co., Ltd. and Hebei Paixuan International Trade Co., Ltd. This integrated structure allows us to maintain strict quality control while offering competitive pricing and efficient logistics.

2009
Founded
15+
Countries Served
1000+
Projects Delivered
Factory Overview

Our Product Range

We manufacture a comprehensive range of ASME, DIN, JIS, and GB standard pipe fittings and flanges, ensuring compatibility and reliability across industries.

Pipe Elbow

Pipe Elbow

Available in 90°, 45°, and 180° bends. Made from carbon steel, stainless steel, and alloy steel. ASME B16.9 compliant.

Pipe Tee

Pipe Tee

Equal and reducing tees in various sizes and materials. Ideal for branching pipelines in oil, gas, and chemical industries.

Pipe Reducer

Pipe Reducer

Concentric and eccentric reducers from 1/2" to 48". Precision-welded for smooth flow transition and minimal turbulence.

Pipe Cap

Pipe Cap

End caps for sealing pipe ends. Available in welded and threaded types. Corrosion-resistant finishes for harsh environments.

Slip On Flange

Slip On Flange

Easy to install with internal and external fillet welds. Suitable for low-pressure applications and frequent maintenance.

Weld Neck Flange

Weld Neck Flange

High-strength flange with beveled end for butt welding. Ideal for high-pressure and critical applications.

Blind Flange

Blind Flange

Used to close pipe ends or nozzles. Available in heavy-duty ratings for isolation and pressure testing.

ERW Steel Pipe

ERW Steel Pipe

Electric Resistance Welded pipes in various diameters and wall thicknesses. Used in structural, mechanical, and fluid transport systems.

Butt Weld Pipe Fittings

Butt Weld Fittings

Complete range including elbows, tees, reducers, and caps. Manufactured to ASME, ANSI, and DIN standards.

Steel Flanges

Steel Flanges

Comprehensive flange series: slip-on, weld neck, blind, socket weld, and lap joint. Carbon and stainless steel options.

Steel Pipe

Steel Pipe

Seamless and welded steel pipes for structural, mechanical, and pipeline applications. Custom lengths and coatings available.

Steel Rail

Steel Rail

Industrial-grade steel rails for construction, mining, and transportation infrastructure. High tensile strength and wear resistance.

Why Choose Haoyuan?

We combine decades of expertise with modern manufacturing to deliver unmatched value.

Certified Quality

ISO 9001, CE, and API certifications. Every product undergoes rigorous testing for dimensional accuracy and mechanical properties.

Fast Delivery

Efficient logistics network with sea, air, and land options. Standard lead time: 15–30 days depending on order volume.

Custom Manufacturing

OEM/ODM services available. We can produce fittings and flanges to your exact specifications and drawings.

Global Support

Dedicated sales team fluent in English and Chinese. 24/7 inquiry response via email and Skype.

15+
Countries Served
1000+
Projects Completed
14 Years
In Business
50,000+
Tons Annual Output

Frequently Asked Questions

What materials do you offer?

We manufacture fittings and flanges in carbon steel (A105, A106, Q235), stainless steel (304, 316, 321), and alloy steel (A335 P11, P22). Custom materials available upon request.

What standards do your products comply with?

Our products meet ASME B16.9, B16.5, ANSI, DIN, JIS, and GB standards. Certificates of conformity and material test reports (MTRs) are provided.

Can you provide samples?

Yes, we offer free samples for evaluation. Shipping costs may apply depending on destination and sample size.

What is your minimum order quantity (MOQ)?

Our MOQ is flexible and depends on product type and size. For most standard fittings, MOQ starts at 100 pcs. We accommodate small trial orders.

How do you ensure quality control?

We implement a strict QC process including raw material inspection, in-process checks, dimensional verification, hydrostatic testing, and final inspection before packaging.

Get in Touch

For inquiries, quotes, or technical support, reach out to us directly.

Phone: 86-317-5305880
Skype: Available upon request

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