Externally Pressurized Expansion Bellows Exporter in Bahrain, Ferro Fittings and Alloys specializes in high-quality expansion bellows made from alloy steel, designed to accommodate thermal expansion and movement in piping systems. As a leading manufacturer and exporter based in Mumbai, India, we ensure that our products meet international standards for performance and durability, catering to a wide range of industrial applications across multiple countries.
Our expansion bellows are manufactured in compliance with recognized standards such as ASTM, ASME, DIN, and JIS. They are available in various sizes ranging from DN 25 to DN 1200 (NPS 1 to NPS 48) and can handle pressure ratings from Class 150 to 2500 or PN10 to PN400. The temperature range for these bellows extends from -196°C to +600°C, and they come with various end connections such as flanged, welded, or threaded, ensuring compatibility with multiple piping systems.
Externally pressurized expansion bellows find extensive applications across several industry verticals, including Oil & Gas, Petrochemical, Chemical, Power Generation, Pharmaceutical, Shipbuilding, and Water Treatment. Our products are trusted by clients in regions such as the UAE, Saudi Arabia, and Qatar, particularly for projects involving EPC, LSTK contracts, and maintenance services. This versatility makes our expansion bellows a vital component in many critical applications.
Ferro Fittings and Alloys is committed to quality, holding an ISO 9001:2015 certification and providing EN 10204 3.1 / 3.2 Mill Test Certificates with every shipment. Our in-house testing capabilities include PMI, Hydrostatic, Hardness, Impact (Charpy), Ultrasonic Testing (UT), and Liquid Penetrant Testing (LPT), ensuring our products meet stringent quality standards. Additionally, we 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 means benefiting from a competitive lead time of just 2–4 weeks, with no minimum order quantity restrictions and readily available stock. We provide FOB Mumbai, CIF, and CFR shipping options, complete with full export documentation to ensure a seamless purchasing experience. For inquiries, please contact us at +91-86550-39959, reach out via WhatsApp at wa.me/+918655039959, or email us at sales@ferrofittings.com. We look forward to serving your industrial needs!
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 Bahrain 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 304/316, Carbon Steel ASTM A36 | ASTM/ASME B31.3, EN 14917 | Used in piping systems for thermal expansion compensation |
| Externally Pressurized Expansion Bellows | Alloy Steel, Inconel 625 | DIN 28120, ASME B16.47 | Suitable for high-temperature and high-pressure applications |
| Externally Pressurized Expansion Bellows | Nickel Alloys, Monel 400 | NACE MR0175, ASTM B163 | Corrosion-resistant applications in chemical processing |
Ferro Fittings and Alloys is a leading Externally Pressurized Expansion Bellows Exporter in Bahrain, providing high-quality products that meet international standards. Our bellows are engineered to withstand various environmental conditions, ensuring reliability and longevity in piping systems. We adhere to rigorous testing protocols, including PMI, Hardness, Hydrostatic, and Impact tests, to guarantee the integrity of our products. With ISO 9001:2015 certification and MTCs available, we assure our clients of superior quality. Our lead time is typically 2–4 weeks, with urgent orders accommodated to meet your project timelines. Contact us for a quick quote or request a free sample MTC today!
| Material | Stainless Steel (AISI 321) |
|---|---|
| Grades | 321, 316L |
| Standard | ASME B31.3, ASTM A312 |
| Size Range | 2" to 24" (50 mm to 600 mm) |
| Pressure Rating | Up to 150 psi (10.34 bar) |
| 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 | Inconel 800 | High temperature resistance up to 1100°C | Power generation, petrochemical applications |
| UNS N06600 | Inconel 600 | Excellent oxidation and carburization resistance | Heat exchangers, furnace components |
| UNS S30400 | 304 Stainless Steel | Good corrosion resistance and formability | Food processing, chemical handling |
| UNS S31600 | 316 Stainless Steel | Superior corrosion resistance, especially in chloride environments | Marine applications, pharmaceutical equipment |
| UNS N10276 | Hastelloy C-276 | Outstanding resistance to pitting and stress corrosion cracking | Chemical processing, pollution control |
| Size / DN | Pressure Class | Wall Thickness | Length |
|---|---|---|---|
| 50 | 150 | 3.0 mm | 300 mm |
| 80 | 150 | 3.5 mm | 350 mm |
| 100 | 150 | 4.0 mm | 400 mm |
| 150 | 150 | 5.0 mm | 500 mm |
| 200 | 150 | 6.0 mm | 600 mm |
| 250 | 150 | 7.0 mm | 700 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 | 345 | MPa | ASTM A240 |
| Ultimate Tensile Strength | 620 | MPa | ASTM A240 |
| Elongation at Break | 25 | % | ASTM A240 |
| Hardness | 180 | HB | ASTM E140 |
| Modulus of Elasticity | 200,000 | 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/(hr·ft·°F) |
| Electrical Resistivity | 0.0000017 Ω·m | 0.0000017 Ω·ft |
| Standard | Grade | UNS | Werkstoff Nr. | BS |
|---|---|---|---|---|
| ASTM A312 | TP304 | S30400 | 1.4301 | BS 1449 |
| ASTM A358 | TP316L | S31603 | 1.4404 | BS 1449 |
| ASME B31.3 | TP321 | S32100 | 1.4541 | BS 1449 |
At Ferro Fittings and Alloys, we begin our manufacturing process with a stringent raw material inspection. We source high-quality materials such as stainless steel (grades 304, 316) and alloy steel, ensuring compliance with international standards like ASTM A312 and ASTM A240. Each batch undergoes Positive Material Identification (PMI) testing to verify material composition, ensuring that only the best materials are used for our externally pressurized expansion bellows. Contact us for a quick quote.
Our forming and fabrication processes utilize advanced techniques such as hydroforming and welding to shape the expansion bellows. The bellows can be manufactured in various sizes, typically ranging from 2 inches to 36 inches in diameter, with wall thicknesses from 0.5 mm to 5 mm. We adhere to strict tolerances as per ASME B31.3 and ensure that all products are fabricated to meet specific application requirements, whether for thermal expansion, vibration absorption, or pressure compensation. Request a free sample MTC.
| Process | Temperature (°C) | Medium | Purpose |
|---|---|---|---|
| Annealing | 1050 - 1150 | Air | Relieve internal stresses and improve ductility |
| Solution Treatment | 1000 - 1100 | Water | Enhance corrosion resistance and mechanical properties |
Quality is paramount at Ferro Fittings and Alloys. Each batch of externally pressurized expansion bellows undergoes rigorous quality inspection and testing, including Hydrostatic Testing, Hardness Testing, and Impact Testing (Charpy). We provide Material Test Certificates (MTC) per EN 10204 3.1/3.2, ensuring compliance with international standards. Our products are trusted in over 50 countries, including Bahrain, for their reliability and performance. Contact us for a quick quote.
| Grade | Size / Dimension | Price (USD/Kg) | Price (INR/Kg) |
|---|---|---|---|
| SS 304 | 50 mm - 150 mm | $15.00 | ₹1250 |
| SS 316 | 150 mm - 300 mm | $18.00 | ₹1500 |
| Inconel 625 | 300 mm - 600 mm | $25.00 | ₹2080 |
| Monel 400 | 600 mm - 900 mm | $30.00 | ₹2500 |
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 Bahrain from Ferro Fittings and Alloys. Contact us for prompt delivery at competitive prices.
Ferro Fittings and Alloys exports Externally Pressurized Expansion Bellows Exporter in Bahrain 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
