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Stainless Steel & Alloy Pipe Fittings

Experts in seamless, large-size butt-weld fittings since 1989. Trusted by Sinopec, PetroChina, CNOOC & global leaders.

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About Yangzi Fitting

A trusted manufacturer of high, medium, and low-pressure pipe fittings with over 35 years of global experience.

Engineered for Excellence

Established in 1989, Jiangyin Yangzi Fitting Co., Ltd. is a leading manufacturer of stainless steel, carbon steel, and alloy steel pipe fittings. We specialize in plate-fabricated large-sized fittings and seamless products up to 24'' using advanced cold forming technology.

Our complete in-house manufacturing process ensures strict quality control from raw material to final inspection. We serve major industries including oil & gas, petrochemicals, offshore, and mining.

35+ Years of Industry Experience
ISO & International Standards Certified
Global Clients: Sinopec, PetroChina, CNOOC
Butt weld barred tee Pipe tee fitting Welded pipe tee Pipe cap

Our Product Range

High-quality stainless steel, carbon steel, and alloy steel pipe fittings manufactured to international standards.

Stainless Steel Tee

Stainless Steel Tee

Butt weld seamless tee fittings for high-pressure applications. Available in various sizes and schedules.

Stainless Steel
Stainless Steel Elbow

Stainless Steel Elbow

90° and 45° seamless elbows for smooth flow transition. Cold-formed for superior integrity.

Stainless Steel
Pipe Cap

Stainless Steel Cap

Butt weld end caps for sealing pipe ends. Ideal for maintenance and system termination.

Stainless Steel
Barred Tee

Barred Tee Fitting

Reinforced tee with internal bar for high-stress applications. Prevents deformation under pressure.

Stainless Steel
Seamless Fitting

Seamless Reducer

Concentric and eccentric reducers for connecting pipes of different diameters. Cold-formed precision.

Stainless Steel
Carbon Steel Tee

Carbon Steel Tee

Durable carbon steel tee fittings for medium and low-pressure systems. Hot-formed options available.

Carbon Steel
Alloy Steel Elbow

Alloy Steel Elbow

High-temperature resistant alloy elbows for extreme environments. Ideal for power and chemical plants.

Alloy Steel
Carbon Steel Reducer

Carbon Steel Reducer

Affordable and strong reducers for pipeline transitions. Available in ASME B16.9 standards.

Carbon Steel
Alloy Steel Cap

Alloy Steel Cap

High-strength end caps for alloy piping systems. Resistant to thermal cycling and corrosion.

Alloy Steel
Large Size Fitting

Large Size Butt Weld

Custom large-diameter fittings up to 24''. Expertise in plate-fabricated and seamless cold-formed solutions.

Custom

Advanced Manufacturing Processes

State-of-the-art production techniques ensuring precision, durability, and compliance with global standards.

Butt Welding

High-integrity welding for seamless joints. Used in critical pressure applications.

Cold Forming

Precision shaping at room temperature. Maintains material strength and grain structure.

Hot Forming

Thermal shaping for complex geometries. Ideal for thick-walled and large fittings.

Forging

High-pressure deformation for maximum strength and reliability in critical components.

Rigorous Quality Control

Every fitting undergoes strict inspection protocols to ensure compliance with international standards and customer specifications.

Self Inspection

In-house quality checks at every production stage.

Third Party Inspection

Certified independent verification by SGS, BV, or customer-nominated agencies.

Certifications

Compliant with ASME, ASTM, EN, and other global standards.

Quality inspection
35+
Years Experience
100+
Global Clients
24''
Max Size
1989
Founded

Frequently Asked Questions

What materials do you manufacture?

We produce stainless steel, carbon steel, and alloy steel pipe fittings. We also offer other metal fittings upon request.

What is your largest fitting size?

Our cold forming workshop can produce seamless fittings up to 24 inches in diameter.

Do you provide custom fittings?

Yes, we specialize in custom pipe fittings including large-size and plate-fabricated solutions tailored to your specifications.

Which international standards do you comply with?

We are certified to multiple American and European standards including ASME, ASTM, and EN specifications.

Get in Touch

Contact our team for product inquiries, technical support, or custom solutions.

Jiangyin Yangzi Fitting Co., Ltd.

No. 168, Panlongshan Rd., Shanguan Town, Jiangyin City, Jiangsu Province, China
+86-510-86996585-8017
[email protected]
Contact Person: PING
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