Externally Pressurized Expansion Bellows Exporter in India, Ferro Fittings and Alloys manufactures high-quality expansion bellows designed to accommodate thermal expansion and movement in piping systems. Our bellows are crafted from premium material grades like stainless steel and alloy steel, ensuring durability and reliability. Based in Mumbai, we are committed to providing top-notch products and services to clients across various industries worldwide.
Our expansion bellows adhere to stringent industry standards such as ASTM, ASME, EN, DIN, and JIS, ensuring compliance and quality. They are available in size ranges from DN 25 to DN 1200 (NPS 1 to NPS 48) and can handle pressure ratings from Class 150 to Class 2500 (PN10 to PN400). With operating temperature ranges from -196°C to +600°C, our products can be equipped with various end connections including flanged, welded, and threaded types, making them versatile for multiple applications.
Our externally pressurized expansion bellows are utilized in critical sectors such as Oil & Gas, Petrochemical, Chemical, Power Generation, Pharmaceutical, Shipbuilding, and Water Treatment. They are ideal for projects in regions like the UAE, Saudi Arabia, and Qatar, often used in Engineering, Procurement, and Construction (EPC) contracts, Lump Sum Turn Key (LSTK) projects, and maintenance operations. With our extensive export experience, we cater to clients in the USA, UK, and beyond.
Quality and trust are paramount at Ferro Fittings and Alloys. We are certified with ISO 9001:2015 and provide 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, ensuring that our bellows meet the highest quality standards. Additionally, our products comply with NACE MR 0175 / ISO 15156 for sour service applications. Request a free MTC sample or get a quick quote via WhatsApp.
Choose Ferro Fittings and Alloys for your expansion bellows needs. We offer competitive lead times of just 2–4 weeks with no minimum order quantity and maintain stock availability for urgent requirements. Our shipping terms include FOB Mumbai, CIF, and CFR, accompanied by full export documentation. For inquiries, please call us at +91-86550-39959, reach out via WhatsApp at wa.me/+918655039959, or email us at sales@ferrofittings.com.
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 Externally Pressurized Expansion Bellows Exporter in india 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 |
|---|---|---|---|
| Externally Pressurized Expansion Bellows | Stainless Steel (SS304, SS316) | Carbon Steel (A106 Gr.B) | ASTM A312/A213, ASME B31.3 | Used in piping systems to absorb thermal expansion and vibrations |
| Externally Pressurized Expansion Bellows | Alloy Steel (A234 WP11, A234 WP22) | EN 10216-2, DIN 3219 | Ideal for high-temperature and high-pressure applications |
| Externally Pressurized Expansion Bellows | Nickel Alloys (Inconel 600, 625) | ASTM B163, B167 | Used in corrosive environments, such as chemical processing |
Ferro Fittings and Alloys is a leading Externally Pressurized Expansion Bellows exporter in India, offering high-quality products that meet international standards such as ASTM, ASME, EN, and DIN. Our expansion bellows are designed to accommodate movements in piping systems, providing flexibility and reducing stress on joints. With our ISO 9001:2015 certification, you can trust our products to meet stringent quality requirements. We offer a variety of sizes and configurations, with dimensions typically ranging from 1 inch to 72 inches in diameter, and pressure ratings up to 1500 psi. Our in-house testing capabilities, including PMI, hardness, and hydrostatic tests, ensure that each product is delivered with Material Test Certificates (MTC) and meets your specifications. Stock is available for quick delivery, and we can accommodate urgent orders with a lead time of just 2-4 weeks. Contact us for a quick quote or request a free sample MTC today!
| Material | Stainless Steel (AISI 321, AISI 316L) |
|---|---|
| Grades | ASTM A240, ASTM A276 |
| Standard | ASME B31.3, ISO 10330 |
| Size Range | DN 25 to DN 600 (1" to 24") |
| Pressure Rating | Up to 25 bar (362 psi) |
| Surface Finish | Ra 0.8 µm (30 µin) or better |
| End Connection | Welded, Flanged, or Threaded |
| Form | Cylindrical, Conical |
| Grade / UNS | Common Name | Key Feature | Typical Application |
|---|---|---|---|
| UNS N08800 | Alloy 800 | Excellent high-temperature strength and oxidation resistance | Power generation, chemical processing |
| UNS N06600 | Inconel 600 | Good resistance to high-temperature oxidation and carburization | Aerospace, nuclear reactors |
| UNS S30400 | Stainless Steel 304 | Corrosion resistance and good formability | Food processing, pharmaceuticals |
| UNS S31600 | Stainless Steel 316 | Superior corrosion resistance, especially in chloride environments | Marine applications, chemical tanks |
| UNS N10276 | Hastelloy C-276 | Exceptional resistance to pitting and stress corrosion cracking | Oil and gas, pollution control |
| Size / DN | Pressure Class | Wall Thickness | Length |
|---|---|---|---|
| 50 | 150 | 3.2 mm | 300 mm |
| 80 | 150 | 4.0 mm | 400 mm |
| 100 | 150 | 4.5 mm | 500 mm |
| 150 | 150 | 5.0 mm | 600 mm |
| 200 | 150 | 6.0 mm | 700 mm |
| 250 | 150 | 7.0 mm | 800 mm |
| Element | Min (%) | Max (%) |
|---|---|---|
| Carbon (C) | 0.08 | 0.15 |
| Chromium (Cr) | 18.00 | 20.00 |
| Nickel (Ni) | 8.00 | 10.50 |
| Manganese (Mn) | 2.00 | 2.00 |
| Silicon (Si) | 0.75 | 1.00 |
| Phosphorus (P) | 0.040 | 0.040 |
| Sulfur (S) | 0.030 | 0.030 |
| Property | Value | Unit | Test Standard |
|---|---|---|---|
| Yield Strength | 250 | MPa | ASTM A240 |
| Ultimate Tensile Strength | 400 | MPa | ASTM A240 |
| Elongation at Break | 25 | % | ASTM E8/E8M |
| Hardness | 150 | HB | ASTM E10 |
| Modulus of Elasticity | 200000 | MPa | ASTM E111 |
| Property | Value (Metric) | Value (Imperial) |
|---|---|---|
| Density | 7850 kg/m³ | 490 lb/ft³ |
| Melting Point | 1450 °C | 2642 °F |
| Specific Heat | 500 J/kg·K | 0.12 BTU/lb·°F |
| Thermal Conductivity | 50 W/m·K | 34.5 BTU·in/h·ft²·°F |
| Electrical Resistivity | 0.0000017 Ω·m | 0.0000017 Ω·ft |
| Standard | Grade | UNS | Werkstoff Nr. | BS |
|---|---|---|---|---|
| ASTM | 304L | S30403 | 1.4306 | BS 1449 |
| ASME | 316L | S31603 | 1.4404 | BS 1449 |
| DIN | 1.4571 | S31652 | 1.4571 | BS 1449 |
At Ferro Fittings and Alloys, we source high-grade stainless steel and other alloys for our externally pressurized expansion bellows, ensuring compliance with ASTM A312 and ASME SA312 standards. Each batch undergoes a thorough inspection, including Positive Material Identification (PMI) to verify material composition, ensuring the highest quality for our clients across 50+ countries.
Our bellows are fabricated using advanced forming techniques, including hydroforming and mechanical forming, to achieve precise dimensions and tolerances. We manufacture bellows in various sizes, typically ranging from 50 mm to 1200 mm in diameter, with wall thicknesses varying from 2 mm to 10 mm, adhering to ASME and EN standards for dimensional accuracy.
| Process | Temperature (°C) | Medium | Purpose |
|---|---|---|---|
| Solution Annealing | 1050-1100 | Air | To enhance corrosion resistance |
| Stress Relieving | 600-700 | Air | To reduce residual stresses |
We conduct rigorous quality inspections and testing on our externally pressurized expansion bellows. Our in-house testing capabilities include Hydrostatic testing, Hardness testing, and Charpy Impact testing, ensuring compliance with international standards such as EN 10204 3.1 / 3.2. We provide Material Test Certificates (MTC) for every order, guaranteeing reliability and performance. Contact us for a quick quote or request a free sample MTC today!
| Grade | Size / Dimension | Price (USD/Kg) | Price (INR/Kg) |
|---|---|---|---|
| SS 304 | DN 50 (2 inch) | $15.00 | ₹1250 |
| SS 316 | DN 100 (4 inch) | $18.00 | ₹1500 |
| Inconel 625 | DN 150 (6 inch) | $45.00 | ₹3750 | Monel 400 | DN 200 (8 inch) | $55.00 | ₹4580 |
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 Externally Pressurized Expansion Bellows Exporter in india from Ferro Fittings and Alloys. Contact us for prompt delivery at competitive prices.
Ferro Fittings and Alloys exports Externally Pressurized Expansion Bellows Exporter in india 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
