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Industrial Pipe Fittings
Manufacturer Since 1991

Premium steel pipe fittings for high-pressure industrial applications. ASME, ASTM, EN compliant. Trusted by petroleum, chemical, marine, and power industries worldwide.

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Trusted Manufacturer Since 1991

Jiangyin Nanfang Pipe Fitting Making Co., Ltd. (NFF) is a professional manufacturer of industrial steel pipe fittings with over three decades of experience. Located in Jiangyin City, China — just 150km from Shanghai — we serve global clients in petroleum, chemical, electrical, papermaking, and marine industries.

We specialize in butt weld, socket weld, threaded, and forged pipe fittings, along with industrial flanges and custom-engineered solutions. Our products are manufactured to international standards including ASME, ASTM, MSS, and EN, or to your exact specifications.

  • ISO & CE Certified
  • Over 160 Production Machines
  • 700+ Molds & Tools for Mass Production
  • Global Export Experience
Factory Equipment Pipe Fittings Production Quality Certificate Factory Interior

Our Fabrication Capabilities

From inquiry to delivery, we ensure precision, quality, and compliance at every stage of production.

1

Design & Engineering

We start with detailed design calculations, CAD drawings, and inspection planning based on your requirements and international standards.

2

Precision Manufacturing

Utilizing over 160 advanced machines and 700+ molds, we produce fittings with exact dimensions and wall thicknesses (DN15–DN2200).

3

Quality Inspection & Delivery

Every product undergoes strict inspection before packaging and global shipment. Full traceability and documentation provided.

Manufacturing Range

Types

Elbow, Tee, Cross, Reducer, Stub End, Cap

Dimensions

DN15–DN2200 (NPS 1/2" – 88")

Wall Thickness

Customizable per requirements

Our Industrial Pipe Fittings

High-pressure, durable pipe fittings engineered for reliability in extreme industrial environments.

Butt Weld Pipe Fittings

Butt Weld Pipe Fittings

Elbows, tees, reducers, and caps for high-pressure systems. Seamless or welded construction. ASME B16.9 compliant.

  • • Materials: Carbon, Stainless, Duplex, Alloy Steel
  • • Sizes: DN15–DN600
  • • Standards: ASME, ASTM, EN
Socket Weld Fittings

Socket Weld Pipe Fittings

Ideal for small-bore, high-pressure piping. Inserted into recessed flanges for secure, leak-proof joints.

  • • Connection: Socket weld (SW)
  • • Sizes: 1/8" – 4"
  • • Pressure Rating: Up to 6000 PSI
Forged Fittings Image

Forged Pipe Fittings

Manufactured from steel bars or ingots. Superior strength for critical applications. Machined to precision.

  • • Process: Heating, Forging, Machining
  • • Connection: SW or Threaded
  • • Materials: Carbon & Stainless Steel
Threaded Fittings Image

Threaded Pipe Fittings

Internal or external threads for easy assembly without welding. Ideal for maintenance-heavy systems.

  • • Thread Types: NPT, BSPT, BSPP
  • • Sizes: 1/8" – 4"
  • • Pressure: High-pressure rated
Industrial Flanges Image

Industrial Pipe Flanges

Allow dismountable connections for easy maintenance. Available in weld neck, slip-on, blind, and lap joint types.

  • • Standards: ASME B16.5, B16.47
  • • Ratings: 150# to 2500#
  • • Materials: CS, SS, Alloy
Stainless Steel Fittings Image

Stainless Steel Fittings

Corrosion-resistant for aggressive media. Ideal for chemical, food, and pharmaceutical industries.

  • • Grades: 304, 316, 321, 904L
  • • Types: Butt weld, Socket weld
  • • Finish: Polished or as-welded
Duplex Fittings Image

Duplex Stainless Fittings

50% austenitic + 50% ferritic structure. High strength and excellent corrosion resistance in chloride environments.

  • • Grades: 2205, 2507
  • • Applications: Offshore, Desalination
  • • Standards: NACE MR0175
Carbon Steel Fittings Image

Carbon Steel Fittings

Cost-effective and durable. Suitable for general industrial applications with moderate pressure and temperature.

  • • Grades: A234 WPB, WPC
  • • Process: Seamless or welded
  • • Coating: Anti-rust oil or painting
Nickel Alloy Fittings Image

Nickel Chromium Alloy Fittings

Resistant to high temperature, pressure, and corrosive environments. Used in petrochemical and power plants.

  • • Alloys: Inconel, Incoloy, Monel
  • • Grades: 625, 825, 400
  • • Standards: ASTM B366
Seamless Fittings Image

Seamless Pipe Fittings

Manufactured from seamless pipe stock. No weld seam ensures maximum integrity under pressure.

  • • Sizes: Up to DN600
  • • Process: Cold forming
  • • Materials: CS, SS, Alloy
Welded Fittings Image

Welded Pipe Fittings

Ideal for oversized fittings (e.g., elbows > DN600). Precision welded and stress-relieved for reliability.

  • • Construction: Long seam welded
  • • Post-weld: Heat treatment
  • • Inspection: RT, UT, PMI
Custom Fittings Image

Custom Pipe Fittings

Tailored solutions for unique projects. We design and fabricate fittings to your exact drawings and specs.

  • • OEM/ODM Supported
  • • Prototyping Available
  • • Full Documentation
30+
Years in Business
160+
Machines
700+
Molds & Tools
50+
Countries Served

Frequently Asked Questions

What standards do you manufacture to?

We produce pipe fittings according to ASME, ASTM, MSS, EN, and other international standards, or to customer-specific drawings and requirements.

Can you produce custom pipe fittings?

Yes, we offer full OEM/ODM services. Provide your drawings or specifications, and we’ll manufacture to your exact needs with full traceability.

What materials are available?

We work with carbon steel, stainless steel (304, 316, etc.), duplex stainless (2205, 2507), nickel alloys (Inconel, Monel), and more.

What is your production capacity?

With over 160 machines and 700+ molds, we support both small batches and large-scale mass production with fast turnaround.

Do you provide inspection reports?

Yes, every order includes material test reports (MTR), PMI, dimensional reports, and NDT results (RT, UT) as required.

Get in Touch

Ready to discuss your pipe fitting needs? Contact us for quotes, technical support, or custom solutions.

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