Stainless Steel 304 304L Flanges Exporter are essential components used in various piping systems. These flanges, made from high-quality stainless steel 304 and 304L grades, are designed to provide strong and durable connections in industrial applications. Ferro Fittings and Alloys, based in Mumbai, India, stands out as a premier manufacturer and exporter of these flanges, ensuring reliable supply to clients around the globe.
Our stainless steel flanges adhere to rigorous standards, including ASTM, ASME, EN, DIN, and JIS. They are available in size ranges from DN 15 to DN 1200 (NPS ½ to NPS 48) and pressure ratings from Class 150 to 2500 or PN10 to PN400. These flanges can operate effectively within a temperature range of -196°C to 800°C and are compatible with various end connections such as weld neck, slip-on, blind, and threaded options, making them versatile for many applications.
Stainless steel flanges find extensive use across several industry verticals, including Oil & Gas, Petrochemical, Chemical, Power, Pharmaceutical, and Shipbuilding. They are critical in projects across regions such as the UAE, Saudi Arabia, and Qatar, particularly in EPC and LSTK projects, as well as maintenance operations. Their reliability and performance make them a preferred choice for water treatment facilities and other demanding applications in the UK, USA, and beyond.
Ferro Fittings and Alloys takes quality seriously, holding an ISO 9001:2015 certification and offering EN 10204 3.1 / 3.2 Mill Test Certificates. Our in-house testing capabilities include PMI, Hydrostatic, Hardness, Impact (Charpy), UT, and LPT, ensuring that every product meets stringent quality 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 means opting for a reliable partner with a competitive lead time of just 2–4 weeks and no minimum order quantity. We maintain stock availability and provide shipping terms such as FOB Mumbai, CIF, and CFR, along with complete export documentation. For inquiries, feel free to contact us at +91-86550-39959, via WhatsApp at wa.me/+918655039959, or through email at export@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 Stainless Steel 304 304L Flanges Exporter 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 |
|---|---|---|---|
| Stainless Steel 304 Flanges | Carbon ≤ 0.08%, Chromium 18.0-20.0%, Nickel 8.0-10.5% | ASTM A182 / ASME SA182 | Used in chemical and petrochemical industries, food processing, and marine applications. |
| Stainless Steel 304L Flanges | Carbon ≤ 0.03%, Chromium 18.0-20.0%, Nickel 8.0-12.0% | ASTM A240 / ASME SA240 | Ideal for welding applications and environments with high corrosion resistance. |
| Stainless Steel 304/304L Flanges | Carbon ≤ 0.03-0.08%, Chromium 18.0-20.0%, Nickel 8.0-10.5% | EN 10088-2 | Commonly used in a variety of industries including oil and gas, water treatment, and construction. |
Ferro Fittings and Alloys is a leading exporter of Stainless Steel 304 and 304L Flanges, providing high-quality products that meet international standards such as ASTM, ASME, and EN. Our flanges are available in various dimensions, including sizes ranging from 1/2" to 48" and pressure ratings from 150 to 2500 psi. With certifications such as ISO 9001:2015 and PED 97/23/EC, we ensure that our products undergo rigorous in-house testing, including PMI, Hardness, Hydrostatic, and Impact tests, guaranteeing their reliability and performance. Our flanges are designed to withstand high temperature and pressure conditions, making them suitable for critical applications across over 50 countries including the UAE, USA, and Germany. Stock is available for quick delivery, and we accommodate urgent orders with lead times of just 2-4 weeks. Contact us for a quick quote or request a free sample MTC today!
| Material | Stainless Steel |
|---|---|
| Grades | 304, 304L |
| Standard | ASTM A182, ASME B16.5 |
| Size Range | 1/2" to 24" (DN15 to DN600) |
| Pressure Rating | 150# to 2500# |
| Surface Finish | Pickled and Passivated |
| End Connection | Weld Neck, Slip-On, Blind, Socket Weld, Threaded |
| Form | Flat, Raised Face, Ring Type Joint |
| Grade / UNS | Common Name | Key Feature | Typical Application |
|---|---|---|---|
| 304 / S30400 | 18-8 Stainless Steel | Excellent corrosion resistance and good formability | Food processing, chemical equipment, and architectural applications |
| 304L / S30403 | Low Carbon 304 | Improved weldability and resistance to intergranular corrosion | Welded structures in chemical and petrochemical industries |
| 304H / S30409 | High Carbon 304 | Higher strength at elevated temperatures | High-temperature applications such as heat exchangers |
| 316 / S31600 | Marine Grade Stainless Steel | Superior corrosion resistance, especially in chloride environments | Marine applications, chemical processing, and pharmaceuticals |
| 316L / S31603 | Low Carbon 316 | Enhanced weldability and resistance to pitting | Welded marine structures and chemical processing equipment |
| Size / DN | Pressure Class | Wall Thickness | Length |
|---|---|---|---|
| 1/2" (15 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 3/4" (20 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 1" (25 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 1-1/2" (40 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 2" (50 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 3" (80 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| Element | Min (%) | Max (%) |
|---|---|---|
| Carbon (C) | 0.03 | 0.08 |
| 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 | Standard |
|---|---|---|---|
| Yield Strength (0.2% Proof Stress) | 215 | MPa | ASTM A240/A276 |
| Tensile Strength | 505 | MPa | ASTM A240/A276 |
| Elongation in 50mm | 40 | % | ASTM A240/A276 |
| Hardness (HB) | 201 | HB | ASTM A240 |
| Impact Toughness (Charpy V-Notch) | 50 | J | ASTM A240 |
| Property | Value (Metric) | Value (Imperial) |
|---|---|---|
| Density | 8,000 kg/m³ | 0.289 lb/in³ |
| Melting Point | 1,400 - 1,600 °C | 2,552 - 2,912 °F |
| Specific Heat | 500 J/(kg·K) | 0.119 BTU/(lb·°F) |
| Thermal Conductivity | 16 W/(m·K) | 110 BTU/(hr·ft·°F) |
| Electrical Resistivity | 0.72 µΩ·m | 0.72 µΩ·m |
| Standard | Grade | UNS | Werkstoff Nr. | BS |
|---|---|---|---|---|
| AISI | 304 | S30400 | 1.4301 | 304S31 |
| AISI | 304L | S30403 | 1.4307 | 304S11 |
| ASTM | 304 | S30400 | 1.4301 | 304S31 |
The raw materials for Stainless Steel 304 and 304L flanges are sourced from reputable suppliers and undergo rigorous inspection. Each batch is verified for compliance with ASTM A240 and ASME SA240 standards. Material certificates, including Positive Material Identification (PMI) reports, are obtained to ensure authenticity and traceability.
The forming and fabrication of Stainless Steel 304 and 304L flanges involve processes such as forging, machining, and welding. Flanges are produced in various sizes, typically ranging from 1/2 inch to 48 inches in diameter, following ASME B16.5 and B16.47 standards. Precision machining ensures that flanges meet strict tolerances for flatness and thickness.
| Process | Temperature (°C) | Medium | Purpose |
|---|---|---|---|
| Solution Annealing | 1040-1120 | Air | To dissolve carbides and enhance corrosion resistance |
| Stress Relief | 600-800 | Air | To relieve internal stresses from machining |
Quality inspection of Stainless Steel 304 and 304L flanges is conducted at multiple stages of production. In-house testing includes PMI, hardness testing, hydrostatic testing, and non-destructive testing methods like radiography and ultrasonic testing (UT). Certificates of Compliance (MTC) are provided to meet EN 10204 3.1 and 3.2 requirements, ensuring our products meet international standards. Contact us for a quick quote or to request a free sample MTC.
| Grade | Size / Dimension | Price (USD/Kg) | Price (INR/Kg) |
|---|---|---|---|
| SS 304 | 1/2" (15 mm) | $4.50 | ₹370 |
| SS 304 | 1" (25 mm) | $4.80 | ₹395 |
| SS 304L | 2" (50 mm) | $5.20 | ₹430 |
| SS 304L | 3" (75 mm) | $6.00 | ₹495 |
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 Stainless Steel 304 304L Flanges Exporter from Ferro Fittings and Alloys. Contact us for prompt delivery at competitive prices.
Ferro Fittings and Alloys exports Stainless Steel 304 304L Flanges Exporter 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
📧 Sales: export@ferrofittings.com
📧 Export: export@ferrofittings.com
📧 Gmail: inquiry@ferrofittings.com
