Lined Pipe Fittings
At Yancheng Tongtong Fluorine Plastic Manufacturing Co., Ltd., we are proud to provide high-quality Lined Pipe Fittings designed for a wide range of industries that require superior chemical resistance, durability, and reliability. Our lined pipe fittings are engineered to deliver the best performance in harsh environments where corrosion resistance is essential. Whether you're dealing with acids, solvents, or other aggressive chemicals, our Lined Pipe Fittings offer the protection you need.
Our Lined Pipe Fittings are made by combining a robust base material, typically carbon steel or stainless steel, with a PTFE lining. The PTFE lining ensures excellent chemical resistance and smooth surface finishes, which minimize friction and prevent scaling. These fittings are ideal for systems that transport aggressive fluids or gases in industries such as chemical processing, water treatment, pharmaceuticals, and more.

Product Advantages
- Superior Chemical Resistance: The PTFE lining offers unparalleled protection against a wide variety of aggressive chemicals, acids, bases, and solvents.
- High-Temperature Endurance: These fittings can withstand temperatures ranging from -200°C to 260°C, ensuring performance even in extreme conditions.
- Durability: Combining the strength of metal with the protective PTFE lining ensures long service life and reduces the need for frequent replacements.
- Smooth Surface: The PTFE lining creates a smooth surface that minimizes friction and prevents material buildup, promoting consistent flow and reducing maintenance.
- Leak-proof Design: High-quality seals and fittings ensure leak-free performance, reducing operational risks.
- Non-stick Properties: PTFE's non-stick surface helps prevent clogging, improving efficiency and reducing downtime.
Product Specifications
| Product name | PTFE Corrosion-Resistant Linings for Pipes and Vessels |
| Material | Carbon Steel, Stainless Steel, or Custom Materials |
| Lining Material | PTFE |
| Temperature Range | -200°C to 260°C |
| Pressure Rating | Up to 16 bar (Customizable) |
| Fitting Types | Elbows, Tees, Reducers, Flanges, Caps, and Custom Designs |
| Lining Thickness | 2 mm – 6 mm (Customizable) |
| Standards | ASTM, ASME, JIS, DIN |
| End Connections | Flanged, Butt-weld, Socket-weld, Threaded |
Product Applications
Our Lined Pipe Fittings are ideal for industries where high-performance and chemical resistance are crucial. Some of the most common applications include:
- Chemical Processing: Transporting corrosive chemicals and solutions, such as acids and bases.
- Pharmaceuticals: Used in the production and transfer of active ingredients, ensuring no contamination.
- Food and Beverage: Safe, non-reactive fittings for handling food-grade materials.
- Oil & Gas: Used in refining and transportation of chemicals in exploration and extraction processes.
- Water Treatment: Ideal for systems that treat or transport harsh chemicals used in water purification.
- Aerospace & Electronics: Employed in specialized environments where reliability and non-reactivity are paramount.

Customization Options
We understand that every project is unique, and we are happy to offer customized lined pipe fittings to meet your specific needs. Our customization options include:
- Custom sizes: Diameter, length, and wall thickness can be tailored to meet your specifications.
- Special lining thickness: Depending on the harshness of the application, we can adjust the PTFE lining thickness for enhanced protection.
- End connection options: Choose from flanged, butt-weld, socket-weld, or threaded connections based on your system's requirements.
- Pressure ratings: We offer pipe fittings designed to withstand varying pressure levels to suit your system's demands.
- Fitting designs: Elbows, tees, reducers, flanges, caps, and many more – designed to fit seamlessly into your pipeline system.
- Custom seals and gaskets: Tailored sealing solutions for leak-proof, reliable connections.
Quality Control & Certifications
We take pride in the high standards of quality that our Lined Pipe Fittings meet. Every product is manufactured with precision and undergoes rigorous testing to ensure optimal performance:
- Material Inspection: All materials are carefully sourced and inspected before production.
- Dimensional and Pressure Testing: Ensuring that the fittings meet all required specifications and pressure ratings.
- Surface Quality Checks: Ensuring a smooth PTFE lining for maximum flow efficiency.
- Endurance Testing: We test our fittings under extreme conditions to ensure long-lasting durability.
- Certifications: ISO 9001:2015, CE, SGS certifications. Material Test Certificates (MTC) are available upon request.
Packaging & Logistics
We understand the importance of safe and efficient delivery for our clients. Our Lined Pipe Fittings are securely packaged and shipped worldwide:
- Packaging: We provide custom packaging solutions, including shrink-wrapping, wooden crates, and plastic film to ensure product safety during transit.
- Shipping Methods: Air freight, sea freight, and express courier services are available.
- Delivery Time: Standard orders are typically shipped within 7-15 days.
- Global Shipping: We deliver to over 30 countries worldwide with reliable and timely shipping options.
After-Sales Service
At Yancheng Tongtong Fluorine Plastic Manufacturing Co., Ltd., customer satisfaction is our priority. We offer comprehensive after-sales services to ensure that your lined pipe fittings continue to perform at their best:
- Technical Support: Available for installation, troubleshooting, and product usage inquiries.
- Replacement Services: We offer replacements or repairs in case of manufacturing defects within the warranty period.
- Product Maintenance: Guidance on proper maintenance practices to extend the life of your fittings.
- Fast Response: Our support team is available to assist you within 24 hours.
- Global Support: We provide ongoing support for clients worldwide, ensuring your operations run smoothly.
FAQ
Q1: What are the advantages of PTFE-lined pipe fittings?
A: Lined Pipe Fittings provide exceptional chemical resistance, smooth flow, and high durability, making them ideal for harsh environments with aggressive fluids and gases.
Q2: Can I customize the size and type of fittings?
A: Yes, we offer custom-sized Lined Pipe Fittings in various types, including elbows, tees, reducers, and more, to meet your specific needs.
Q3: What pressure rating do your Lined Pipe Fittings support?
A: Our Lined Pipe Fittings are designed to withstand pressures of up to 16 bar, with higher pressure ratings available upon request.
Q4: How do I maintain Lined Pipe Fittings?
A: These fittings require minimal maintenance, but we recommend periodic checks to ensure that the PTFE lining remains intact and there is no buildup or wear.
Q5: Are your Lined Pipe Fittings suitable for use in food-grade applications?
A: Yes, our Lined Pipe Fittings are FDA compliant and can be used in food and beverage applications without risk of contamination.

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