Fabric Expansion Bellows are essential components designed to absorb thermal expansion and vibrations in piping systems. Made from high-quality materials, these bellows are crucial for maintaining the integrity of industrial pipelines. Ferro Fittings and Alloys, located in Mumbai, is a leading manufacturer and exporter specializing in these critical components, ensuring reliability and durability for various applications across multiple industries.
Our Fabric Expansion Bellows adhere to stringent standards including ASTM, ASME, and EN specifications. They are available in size ranges from DN 25 to DN 600 (NPS 1 to NPS 24) with pressure ratings spanning from Class 150 to Class 2500 or PN10 to PN400. These products can withstand temperature ranges from -50°C to 400°C and feature various end connections such as flanged, welded, and threaded, allowing for seamless integration into existing systems.
Fabric Expansion Bellows find extensive applications across several industries, including Oil & Gas, Petrochemical, Chemical, Power, and Pharmaceutical sectors. They are essential in projects across various countries, including the UAE, Saudi Arabia, Qatar, the UK, and the USA, particularly in EPC and LSTK projects, as well as for maintenance operations. Their versatility makes them a preferred choice for shipbuilding and water treatment facilities, ensuring efficient and reliable performance.
At Ferro Fittings and Alloys, we prioritize quality and compliance, holding an ISO 9001:2015 certification and providing EN 10204 3.1 / 3.2 Mill Test Certificates for our products. Our in-house testing capabilities include PMI, Hydrostatic, Hardness, Impact (Charpy), UT, and LPT to ensure that each product meets the highest standards. We also comply with NACE MR 0175 / ISO 15156 for sour service applications. Request a free MTC sample or get a quick quote via WhatsApp.
Choosing Ferro Fittings and Alloys means benefiting from a competitive lead time of just 2–4 weeks, with no minimum order quantity (MOQ) restrictions and excellent stock availability. We offer shipping terms such as FOB Mumbai, CIF, and CFR with complete export documentation to streamline your procurement process. Contact us today at +91-86550-39959, via WhatsApp at wa.me/+918655039959, or email us at sales@ferrofittings.com to discuss your requirements and place your order.
Trusted manufacturer & exporter of Flanges, Pipe Fittings and Valves in 30+ countries.
1–4 weeks depending on size, grade & quantity.
Urgent and bulk orders handled efficiently.FOB, CIF, CFR, EXW, DDP (Incoterms 2020).
Door-to-port and door-to-door delivery available.Sea Freight / Air Cargo / Express Courier.
Complete export documentation & tracking support.Trusted by EPC contractors, procurement teams, and global industrial buyers across multiple countries for certified supply and reliable delivery.
Direct supply with bulk stock availability to reduce your overall project cost.
ISO 9001, ISO 14001, ISO 45001, PED certified with full test certificates.
Safe, sea-worthy packaging ensuring damage-free international delivery.
Selecting the right partner for Fabric Expansion Bellows is critical for ensuring product quality, long-term performance, and successful project execution. As a trusted manufacturer and exporter, Ferro Fittings and Alloys delivers high-quality materials meeting international standards and global industry requirements.
Understand the key differences between local suppliers, trading companies, and professional manufacturers & exporters like Ferro Fittings and Alloys.
| Evaluation Factor | Small Local Suppliers | Trading Companies | Ferro Fittings and Alloys |
|---|---|---|---|
| Manufacturing Control | Limited or outsourced production | Dependent on third-party mills | Direct manufacturing with strict quality control |
| Standards Compliance | Basic or local standards | Varies depending on supplier | ASTM, ASME, ANSI, EN, ISO certified products |
| Inspection & Certification | Limited documentation | Inconsistent certification | MTC, TPI, and full export documentation provided |
| Export Capability | Mostly domestic supply | Moderate export handling | Global exports with complete logistics support |
| Delivery Reliability | Uncertain timelines | Depends on sourcing chain | Consistent lead times with ready stock availability |
| Project Risk Level | High | Medium | Low |
| Product | Composition | Standard | Application |
|---|---|---|---|
| Fabric Expansion Bellows | High-Temperature Fabrics (e.g., PTFE, Silicone Coated Fiberglass) | ASTM D751, ASME B31.3 | Thermal expansion joints in piping systems, HVAC systems, and industrial applications |
| Fabric Expansion Bellows | Various fabric compositions (e.g., Aramid, Nomex) | EN 1492-1, DIN 14811 | Absorbing vibrations, misalignments, and thermal movements in piping systems |
| Fabric Expansion Bellows | Reinforced with steel or composite materials | ISO 9001:2015, PED 97/23/EC | Used in chemical processing, power generation, and petrochemical industries |
Fabric Expansion Bellows are essential components designed to accommodate thermal expansion and contraction in piping systems. They are constructed using high-performance fabrics such as PTFE and silicone-coated fiberglass, ensuring durability and resistance to high temperatures. Our products adhere to international standards like ASTM, ASME, and EN, guaranteeing reliability and performance across various applications including HVAC systems and industrial processes. With an in-house testing capability that includes PMI, hardness, and hydrostatic tests, we ensure that every bellows meets stringent quality requirements. Stock is available for quick delivery, and we accommodate urgent orders within 2-4 weeks. Contact us for a quick quote or request a free sample MTC to experience our commitment to quality and service.
| Material | PTFE (Polytetrafluoroethylene) or Silicone |
|---|---|
| Grades | Grade A, Grade B, Grade C |
| Standard | ASME B31.3, ISO 9001 |
| Size Range | Diameter: 50 mm to 1000 mm |
| Pressure Rating | Up to 10 bar (145 psi) |
| Surface Finish | Smooth, with a roughness average (Ra) of 0.8 µm |
| End Connection | Flanged, welded, or threaded |
| Form | Convoluted or straight |
| Grade / UNS | Common Name | Key Feature | Typical Application |
|---|---|---|---|
| UNS S30400 | Stainless Steel 304 | Excellent corrosion resistance | Food processing, chemical handling |
| UNS S31600 | Stainless Steel 316 | Superior resistance to pitting and crevice corrosion | Marine environments, pharmaceuticals |
| UNS S32100 | Stainless Steel 321 | Stabilized against chromium carbide formation | Aerospace, high-temperature applications |
| UNS S31000 | Stainless Steel 310 | High-temperature resistance up to 1150°C | Furnaces, kilns, and other high-heat applications |
| UNS S22053 | Duplex Stainless Steel 2205 | High strength and excellent resistance to stress corrosion cracking | Oil and gas, pulp and paper industries |
| Size / DN | Pressure Class | Wall Thickness | Length |
|---|---|---|---|
| 50 | 1.0 MPa | 5 mm | 300 mm |
| 80 | 1.0 MPa | 6 mm | 400 mm |
| 100 | 1.0 MPa | 7 mm | 500 mm |
| 150 | 1.0 MPa | 8 mm | 600 mm |
| 200 | 1.0 MPa | 9 mm | 700 mm |
| 250 | 1.0 MPa | 10 mm | 800 mm |
| Property | Value | Unit | Test Standard |
|---|---|---|---|
| Maximum Operating Pressure | 2.5 | MPa | ISO 10380 |
| Maximum Operating Temperature | 250 | °C | ISO 10380 |
| Elongation at Break | 50 | % | ASTM D5034 |
| Tensile Strength | 150 | kPa | ISO 13934-1 |
| Burst Pressure | 5.0 | MPa | ISO 10380 |
| Property | Value (Metric) | Value (Imperial) |
|---|---|---|
| Density | 1.5 g/cm³ | 93.6 lb/ft³ |
| Melting Point | 250 °C | 482 °F |
| Specific Heat | 1.2 kJ/kg·K | 0.29 BTU/lb·°F |
| Thermal Conductivity | 0.15 W/m·K | 0.87 BTU·in/h·ft²·°F |
| Electrical Resistivity | 10^9 Ω·m | 10^9 Ω·in |
| Standard | Grade | UNS | Werkstoff Nr. | BS |
|---|---|---|---|---|
| ASTM | F104-19 | F104 | 1.4401 | 304S31 |
| ASME | SB-321 | S32100 | 1.4541 | 321S12 |
| ISO | 9606-1 | S30400 | 1.4301 | 304S15 |
At Ferro Fittings and Alloys, we ensure that all raw materials for Fabric Expansion Bellows undergo stringent inspection processes. We utilize materials that comply with international standards such as ASTM A240 for stainless steel and ASTM A106 for carbon steel. Each batch of raw material is subjected to Positive Material Identification (PMI) to verify chemical composition, ensuring quality and reliability in our products.
The fabrication of Fabric Expansion Bellows involves advanced techniques including cutting, sewing, and shaping of high-performance fabrics like PTFE, fiberglass, and silicone. Our skilled technicians utilize machinery designed to achieve precise dimensions and tolerances, typically within ±1 mm, to meet specific engineering requirements. The bellows are designed to accommodate movements and thermal expansion while maintaining structural integrity.
| Process | Temperature (°C) | Medium | Purpose |
|---|---|---|---|
| Stress Relief | 600 | Air | To alleviate internal stresses |
| Stabilization | 400 | Air | To enhance dimensional stability |
Our Fabric Expansion Bellows undergo rigorous quality inspection and testing processes to ensure compliance with global standards like ASME B31.3 and EN 10204 3.1 / 3.2. We conduct tests including Hydrostatic Testing, Hardness Testing, and Impact Testing (Charpy) to ensure durability and performance. All products come with Material Test Certificates (MTC) and are ISO 9001:2015 certified, assuring our clients of the highest quality. Contact us for a quick quote on your Fabric Expansion Bellows needs.
| Grade | Size / Dimension | Price (USD/Kg) | Price (INR/Kg) |
|---|---|---|---|
| Standard | DN 50 - 150 mm | $8.50 | ₹700 |
| Standard | DN 200 - 300 mm | $8.50 | ₹700 |
| High-Temperature | DN 50 - 150 mm | $9.50 | ₹785 |
| High-Temperature | DN 200 - 300 mm | $9.50 | ₹785 |
Note: Prices are indicative and subject to change based on quantity, raw material costs, and delivery terms. Contact us for the latest quotation.
Our multiple locations and strong logistics network make it easy for customers across India to source Fabric Expansion Bellows from Ferro Fittings and Alloys. Contact us for prompt delivery at competitive prices.
Ferro Fittings and Alloys exports Fabric Expansion Bellows to 50+ countries worldwide. We handle all export documentation, sea-worthy packaging, and logistics to ensure on-time, damage-free delivery anywhere in the world.
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Ferro Fittings and Alloys is a leading ISO 9001:2015 certified manufacturer, supplier, and exporter of high-quality pipe fittings, valves, flanges, round bars, sheets, plates, pipes, tubes, and expansion bellows. Based in Mumbai, India, we serve industrial sectors including oil & gas, petrochemical, power generation, pharmaceuticals, marine, and construction.
We supply a comprehensive range of grades — Stainless Steel, Duplex & Super Duplex, Carbon Steel, Alloy Steel, Inconel, Hastelloy, Monel, Titanium, Nickel, and Nimonic Alloys — to customers in 50+ countries. Our products are manufactured as per ASTM, ASME, ANSI, MSS, BS, DIN, and EN standards with EN 10204 3.1/3.2 Mill Test Certificates.
📍 Address: 6th Kumbharwada, Shop No. 154, Near Alankar Cinemas, Mumbai 400 004
📞 Mr. Aashit Shah: +91 86524 99959
📞 Mr. Bhavin Shah: +91 86550 39959
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