Pipe Fittings Manufacturer, Supplier & Exporter in India
Metinox Overseas is a leading manufacturer and supplier of premium-quality pipe fittings, serving industries including oil & gas, petrochemical, marine, and power generation across 40+ countries. With a strong focus on quality, innovation, and customer satisfaction, we provide reliable piping solutions designed to perform under demanding conditions. Our extensive experience in the metal industry enables us to deliver products that meet both national and international standards, ensuring safety, durability, and efficiency in every application.
We specialize in offering a diverse portfolio of pipe fittings manufactured from high-grade materials such as stainless steel, carbon steel, alloy steel, duplex and super duplex steel, and advanced alloys including nickel, copper nickel, Inconel, Monel, Hastelloy, and Alloy 20. These materials are carefully selected to provide excellent resistance to corrosion, high temperatures, and extreme pressure environments.
At Metinox Overseas, every product undergoes 100% hydrostatic testing, PMI, radiographic inspection, and hardness testing per ASTM/ASME standards to ensure precision, dimensional accuracy, and long service life. Our fittings are widely used in industries such as oil & gas, petrochemical, power generation, marine, and chemical processing. We are committed to delivering cost-effective solutions, on-time delivery, and exceptional customer support.
At Metinox Overseas, every product undergoes 100% hydrostatic testing, PMI, radiographic inspection, and hardness testing per ASTM/ASME standards to ensure precision, dimensional accuracy, and long service life. Our fittings are widely used in industries such as oil & gas, petrochemical, power generation, marine, and chemical processing. We are committed to delivering cost-effective solutions, on-time delivery, and exceptional customer support.
With a global distribution network and a customer-centric approach, Metinox Overseas continues to build long-term partnerships by offering dependable and high-performance pipe fittings tailored to meet specific project requirements.
Request a QuoteTable of Contents
- Our Pipe Fittings Products
- Specification of Pipe Fittings
- Types of Pipe Fittings
- Chemical Composition
- Mechanical Properties
- Pipe Fittings Sizes
- Pipe Fittings Price
- Pipe Fittings Weight Chart
- Pipe Fittings Material Grades
- Pressure-Temperature Ratings
- Testing & Quality Inspection
- Applicable Dimensional Standards
- Applications & Uses
- Why Choose Metinox Overseas
- FAQs About Pipe Fittings
Our Pipe Fittings Products
Specification of Pipe Fittings
| Parameter | Details |
|---|---|
| Size Range | 1/2" to 48" |
| Schedules | SCH 10, SCH 20, SCH 40, SCH 80, SCH 160 |
| Standards | ASTM, ASME, ANSI, MSS-SP |
| Types | Elbow, Tee, Reducer, Cap, Stub End |
| Manufacturing Type | Seamless / Welded |
| End Connection | Butt Weld / Socket Weld / Threaded |
| Surface Finish | Pickled, Polished, Sand Blasted |
| Pressure Rating | Class 3000 / 6000 / 9000 (Socket Weld); ANSI Class 150-2500 (Butt Weld) |
| Testing Standards | ASTM E165 (LP), ASTM E309 (ET), Hydrostatic as per ASME B31.3 |
| Heat Treatment | Solution Annealed / Normalised / Stress Relieved |
| Marking | Grade, Heat Number, Manufacturer Mark, Size as per MSS-SP-25 |
Types of Pipe Fittings
Pipe fittings are essential components used to connect, redirect, control, or terminate the flow in piping systems. They come in various types based on their function and design. Below are the most common types of pipe fittings:
Elbow Fittings
Elbows are used to change the direction of flow in a piping system. They are commonly available in 45°, 90°, and 180° angles. These fittings are widely used in plumbing, oil & gas, and industrial pipelines.
Tee Fittings
Tee fittings are shaped like the letter “T” and are used to combine or split fluid flow. They have one inlet and two outlets (or vice versa), allowing for branch connections.
Reducer Fittings
Reducers are used to connect pipes of different diameters. There are two main types:
- Concentric Reducer (center aligned)
- Eccentric Reducer (offset alignment)
Coupling
Couplings are used to connect two pipes of the same size. They are simple fittings that ensure a secure and leak-proof connection.
Union Fittings
Unions are similar to couplings but allow easy disconnection and reconnection of pipes without cutting. They are useful for maintenance and repair work.
Cap Fittings
Caps are used to close the end of a pipe, stopping the flow completely. They are commonly used in testing and temporary sealing applications.
Plug Fittings
Plugs are used to close pipe ends but are typically threaded and inserted into the fitting, unlike caps which fit over the pipe.
Cross Fittings
Cross fittings have four openings and are used to connect four pipes. They are less common but useful in complex piping systems.
Stub Ends
Stub ends are used with lap joint flanges and allow easy dismantling of piping systems. They are ideal for systems requiring frequent maintenance.
Bends
Bends are similar to elbows but have a larger radius, reducing pressure drop and providing smoother flow.
These different types of pipe fittings ensure flexibility, efficiency, and safety in piping systems across various industries.
Chemical Composition of Pipe Fittings
| Material Type | Key Elements (%) |
|---|---|
| Stainless Steel | Cr (18-20), Ni (8-10), C (<=0.08) |
| Carbon Steel | C (0.2-0.3), Mn (0.6-1.5) |
| Alloy Steel | Cr, Mo, Ni (varies by grade) |
| Duplex Steel | Cr (22-25), Ni (5-7), Mo (3-4) |
| Nickel Alloys | Ni (>=60), Cr, Fe |
| Copper Nickel | Cu (70-90), Ni (10-30) |
| Inconel | Ni (>=58), Cr (17-21), Fe (<=5) |
| Monel | Ni (63-70), Cu (28-34) |
| Hastelloy C276 | Ni (>=50), Mo (15-17), Cr (14.5-16.5) |
Mechanical Properties of Pipe Fittings
| Material Type | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| Stainless Steel | 515-720 | 205-310 | 35-50 |
| Carbon Steel | 400-550 | 250-350 | 20-30 |
| Alloy Steel | 500-750 | 300-450 | 18-25 |
| Duplex Steel | 620-880 | 450-650 | 25-35 |
| Nickel Alloys | 600-900 | 300-600 | 30-45 |
Pipe Fittings Sizes
| Nominal Pipe Size (NPS) | Outside Diameter (mm) | Thickness Range (mm) |
|---|---|---|
| 1/2" | 21.3 | 2-5 |
| 1" | 33.4 | 2-6 |
| 2" | 60.3 | 3-8 |
| 4" | 114.3 | 4-12 |
| 8" | 219.1 | 6-20 |
| 12" | 323.9 | 8-25 |
Pipe Fittings Price
| Material Type | Price Range (USD per piece) |
|---|---|
| Stainless Steel | $5 - $200 |
| Carbon Steel | $3 - $150 |
| Alloy Steel | $10 - $300 |
| Duplex Steel | $20 - $500 |
| Nickel Alloys | $50 - $1000+ |
Note: Prices are indicative, ex-works Mumbai, for standard SCH 40 butt-weld fittings sized 1"-6". Final pricing depends on grade, quantity, and delivery terms. Request a formal quote for project requirements.
Pipe Fittings Weight Chart (Approx. in Kg/Piece)
| NPS | Elbow 90 degree SCH 40 | Elbow 90 degree SCH 80 | Tee SCH 40 | Tee SCH 80 | Reducer SCH 40 | Reducer SCH 80 |
|---|---|---|---|---|---|---|
| 1/2" | 0.10 | 0.15 | 0.12 | 0.18 | 0.08 | 0.12 |
| 3/4" | 0.15 | 0.22 | 0.18 | 0.26 | 0.12 | 0.18 |
| 1" | 0.25 | 0.35 | 0.30 | 0.42 | 0.20 | 0.30 |
| 1.5" | 0.45 | 0.65 | 0.55 | 0.75 | 0.35 | 0.50 |
| 2" | 0.70 | 1.00 | 0.85 | 1.20 | 0.60 | 0.90 |
| 3" | 1.50 | 2.20 | 1.80 | 2.60 | 1.20 | 1.80 |
| 4" | 2.80 | 4.00 | 3.20 | 4.60 | 2.20 | 3.20 |
| 6" | 6.50 | 9.00 | 7.50 | 10.50 | 5.00 | 7.00 |
| 8" | 12.00 | 16.50 | 14.00 | 19.50 | 9.50 | 13.50 |
| 10" | 20.00 | 27.50 | 23.50 | 32.00 | 16.00 | 22.00 |
| 12" | 32.00 | 42.00 | 36.00 | 48.00 | 25.00 | 34.00 |
Note: Weights are approximate and may vary based on manufacturer, wall thickness, and material grade. Values are based on standard dimensions for buttweld fittings as per ASME standards.
Pipe Fittings Material Grades
| Grade | UNS No. | Standard | Key Property |
|---|---|---|---|
| SS 304 | S30400 | ASTM A403 | General corrosion resistance |
| SS 304L | S30403 | ASTM A403 | Low carbon, improved weldability |
| SS 316 | S31600 | ASTM A403 | Better corrosion resistance (Mo added) |
| SS 316L | S31603 | ASTM A403 | Low carbon, chloride resistance |
| SS 321 | S32100 | ASTM A403 | Stabilized, high temperature strength |
| SS 347 | S34700 | ASTM A403 | Nb stabilized, intergranular corrosion resistant |
| CS A234 WPB | K03006 | ASTM A234 | High strength, cost-effective |
| Duplex 2205 | S31803 | ASTM A815 | High strength, SCC resistance |
| Super Duplex 2507 | S32750 | ASTM A815 | Excellent corrosion resistance |
| Inconel 625 | N06625 | ASTM B366 | High temp and oxidation resistance |
| Inconel 825 | N08825 | ASTM B366 | Acid resistance |
| Monel 400 | N04400 | ASTM B366 | Seawater corrosion resistance |
| Monel K500 | N05500 | ASTM B366 | High strength + corrosion resistance |
Pressure-Temperature Ratings (Indicative)
| Temp (C) | SS 304 SCH 40 (bar) | SS 304 SCH 80 (bar) | CS A234 WPB SCH 40 (bar) | CS A234 WPB SCH 80 (bar) |
|---|---|---|---|---|
| -29 | 20 | 30 | 18 | 28 |
| 50 | 18 | 28 | 16 | 26 |
| 100 | 16 | 25 | 14 | 24 |
| 200 | 14 | 22 | 12 | 20 |
| 300 | 12 | 20 | 10 | 18 |
| 400 | 10 | 18 | 8 | 16 |
| 538 | 8 | 15 | 6 | 12 |
Note: Values are indicative. Always verify with ASME B31.3 design data for project use.
Testing & Quality Inspection of Pipe Fittings
- Hydrostatic Test
Each fitting is pressure tested to ensure leak-proof performance under operating conditions. This verifies structural integrity and compliance with pressure ratings. - Positive Material Identification (PMI)
PMI testing is conducted using spectrometers to confirm material grade and chemical composition. It ensures traceability and eliminates material mix-up risks. - Radiographic Inspection (RT)
RT is used to detect internal defects such as cracks or voids in welded fittings. It provides a detailed internal view without damaging the component. - Ultrasonic Testing (UT)
UT identifies internal discontinuities using high-frequency sound waves. It is effective for thickness measurement and flaw detection. - Dye Penetrant Test (DPT)
DPT is performed to detect surface cracks and defects. It is widely used for finished fittings to ensure surface integrity. - Hardness Testing
Hardness tests verify the mechanical strength and heat treatment effectiveness. This ensures fittings meet required mechanical properties.
Applicable Dimensional Standards
| Type | Standard | Scope |
|---|---|---|
| Butt Weld Fittings | ASME B16.9 | Factory-made wrought fittings |
| Socket Weld / Threaded | ASME B16.11 | Forged fittings |
| Stub End / Lap Joint | MSS-SP-43 / ASME B16.9 | Lap joint fittings |
Certifications & Approvals
- ISO 9001:2015 Certified
- ISO 14001 Certified
- PED 2014/68/EU Compliant
- NACE MR0175 Approved
Applications & Uses of Pipe Fittings
Metinox pipe fittings are engineered to perform in the most demanding industrial environments, from subsea oil & gas installations operating at 10,000 psi to high-purity pharmaceutical pipelines requiring full-bore, crevice-free flow paths.
- Oil & Gas
Used in upstream, midstream, and downstream operations for transporting crude oil, natural gas, and refined products under high pressure and temperature conditions. - Petrochemical
Essential for handling aggressive chemicals, hydrocarbons, and process fluids in refineries and petrochemical plants. - Power Generation
Applied in thermal, nuclear, and renewable power plants for steam, water, and high-temperature fluid transfer systems. - Marine & Offshore
Designed for seawater handling, desalination systems, and offshore platforms where corrosion resistance is critical. - Chemical Processing
Widely used in processing plants for safe handling of corrosive and hazardous chemicals. - Water Treatment
Utilized in desalination, filtration, and wastewater treatment systems for efficient fluid management. - Pharmaceutical
Ideal for hygienic and sterile processing systems requiring smooth internal surfaces and contamination-free flow. - Food & Beverage
Suitable for sanitary applications where cleanability, corrosion resistance, and product purity are essential.
Why Choose Metinox Overseas
Metinox Overseas has supplied pipe fittings to EPC contractors, refineries, and shipbuilders across 30+ countries since 2015. Our Mumbai facility holds ISO 9001:2015 certification and is approved by leading third-party inspection agencies such as TÜV, BV, and SGS. All fittings are delivered with EN 10204 3.1 / 3.2 mill test certificates, ensuring full material traceability and compliance with international quality standards.
FAQs About Pipe Fittings
Pipe fittings are used to connect, redirect, or control the flow of liquids and gases in piping systems.
Common materials include stainless steel, carbon steel, alloy steel, duplex steel, and nickel alloys.
Seamless fittings are made from solid pipes and offer higher strength, while welded fittings are fabricated and are more cost-effective.
Selection depends on factors such as pressure, temperature, corrosion resistance, and application requirements.
Yes, Metinox Overseas offers customized solutions based on client specifications and project needs.
Our fittings conform to ASME B16.9 (butt-weld), ASME B16.11 (socket-weld and threaded), MSS-SP-43, MSS-SP-95, and ASTM A234, A403, A860 material standards, depending on type and material grade.
Standard stock items are dispatched within 3-5 business days. Custom or non-standard fittings carry a 4-8 week manufacturing lead time. Contact our sales team for project-specific scheduling.
Yes. All Metinox pipe fittings ship with EN 10204 Type 3.1 mill test reports as standard. Type 3.2 third-party witnessed MTRs are available on request for critical applications.
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