180° Elbow Fittings Manufacturer in India
180° Elbow Fittings Manufacturer in India
Sachiya Steel International has been manufacturing and exporting industrial pipe fittings since 2005, serving customers in 85+ countries. As a 180° Elbow Fittings Manufacturer in India, we produce return bends that reverse the direction of flow in a piping system. Our range includes long radius and short radius designs in carbon steel, stainless steel, alloy steel and duplex steel, with sizes and wall thicknesses selected according to project specifications.
Our 180° return bends are used in applications such as heat exchangers, boilers, process lines and industrial coil systems. We manufacture and supply fittings to applicable industry standards, with material grades and dimensions matched to customer requirements. Our ISO 9001:2015 and ISO 14001:2015 certifications and TÜV approval support our quality processes, while our experience helps us manage domestic orders, bulk quantities and international shipments.
What Are 180° Elbow Fittings?
180° elbow fittings, also called return bends, are piping components that reverse the direction of flow by 180 degrees. They allow fluid or gas to travel back in the opposite direction, making them useful in U-shaped piping layouts, heat exchangers, boilers and industrial coil systems.
These fittings are available in different radii, sizes, wall thicknesses and material grades to suit specific operating conditions. Long radius return bends provide a wider curve, while short radius designs fit more compact layouts. Material selection depends on factors such as operating pressure, temperature, fluid type and corrosion exposure. Choosing the right return bend helps maintain proper pipe alignment and supports reliable performance throughout the piping system.
180° Elbow Fittings
High-quality 180° elbow fittings, also known as return bends, designed to reverse flow direction in industrial piping systems across oil and gas, petrochemical, chemical, power generation, marine and engineering industries, available in various materials, sizes, wall thicknesses and grades.
Why Choose 180° Elbow Fittings?
180° elbow fittings, also called return bends, reverse flow in a single fitting, making them useful for U-shaped piping layouts, heat exchangers, boilers and industrial coil systems. Their design can simplify pipe routing and reduce the number of separate fittings and welded joints required.
Key Benefits of 180° Elbow Fittings
- Fewer Welded Joints: A single return bend can replace two 90° elbows, reducing the number of connections needed.
- Smooth Flow Direction: Long radius designs provide a gradual turn that helps reduce turbulence and pressure loss.
- Space-Saving Design: Short radius return bends suit compact layouts where the distance between pipe legs is limited.
- Simpler Installation: Standardised dimensions help piping teams plan alignment and prepare layouts before installation.
- Suitable Wall Thickness: Properly formed and inspected bends help maintain the required wall thickness through the curved section.
- Wide Industrial Applications: Used in heat exchangers, boilers, heating systems and process piping where flow needs to reverse direction.
Choosing the right 180° elbow depends on pipe size, material grade, operating pressure, temperature and available installation space. Matching these factors to project specifications helps support reliable performance and long-term service.
180° Elbow Fittings Types We Supply
As a 180° elbow fittings manufacturer, we offer return bends in different designs, materials and dimensions for industrial piping systems. Our range supports applications that require a complete change in flow direction, from compact coil assemblies to high-temperature process lines.
- Long Radius 180° Return Bend (1.5D): Suitable for heat exchangers, heater coils and process piping where a gradual flow reversal is required.
- Short Radius 180° Return Bend (1D): Designed for compact coil banks and installations with limited space.
- Seamless 180° Return Bend: Suitable for demanding pressure and temperature conditions, depending on the material and design.
- Welded 180° Return Bend: Available in larger sizes, with additional weld inspection according to project requirements.
- Stainless Steel 180° Return Bend (WP-S, WP-W, WP-WX): Available in ASTM A403 manufacturing categories for corrosion-resistant piping applications.
- Alloy Steel 180° Return Bend (WP11, WP22, WP91): Used in boiler, furnace and other high-temperature piping systems.
- Duplex and Nickel Alloy 180° Return Bend: Available for specialised applications involving seawater, corrosive fluids and demanding operating conditions.
- Custom Spacing Return Bend: Manufactured to specified centre-to-centre spacing, bend radius and wall thickness based on project drawings.
We supply return bends in different sizes and material grades, with dimensions, inspection and documentation arranged according to customer specifications and applicable standards.
Types of Elbows Fittings
Explore our range of industrial elbow fittings, including 45° elbows, 90° elbows, street elbows, 180° elbows, long radius elbows and short radius elbows for diverse piping applications.
Get Certified 180° Elbow Fittings at Competitive Factory Prices
180° Elbow Fittings Specifications
| Property | Specification |
|---|---|
| Product Name | 180° Elbow Fittings (Return Bends) |
| Angle | 180° |
| Radius | Long radius (1.5D), short radius (1D) |
| Butt Weld Size Range | 1/2" to 24" NB |
| Wall Thickness | Sch 5S, 10S, 10, 20, 30, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS |
| Materials | Carbon steel, low temperature carbon steel, alloy steel, stainless steel, duplex, super duplex, nickel alloys |
| Dimension Standards | ASME B16.9 (long radius), ASME B16.28 (short radius), MSS SP-43 |
| Material Standards | ASTM A234, A403, A420, A815, B366 |
| End Type | Bevel end per ASME B16.25 |
| Construction | Seamless and welded |
| Surface Finish | Black, oil coated, pickled, sand blasted, polished |
| Heat Treatment | Normalising, solution annealing |
| Testing | PMI, hardness, dimensional, hydrostatic, NDT |
| Certification | EN 10204 3.1, 3.2 on request |
| Custom Work | Special spacing, radius, wall and grade |
180° Elbow Fittings Chemical Composition
Values are in %, maximum unless a range is shown.
| Grade | C | Mn | Si | P | S | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| A234 WPB | 0.30 | 0.29–1.06 | 0.10 min | 0.050 | 0.058 | 0.40 | 0.40 | 0.15 |
| A403 WP304 | 0.08 | 2.00 | 1.00 | 0.045 | 0.030 | 18.0–20.0 | 8.0–11.0 | – |
| A403 WP304L | 0.035 | 2.00 | 1.00 | 0.045 | 0.030 | 18.0–20.0 | 8.0–13.0 | – |
| A403 WP316 | 0.08 | 2.00 | 1.00 | 0.045 | 0.030 | 16.0–18.0 | 10.0–14.0 | 2.0–3.0 |
| A403 WP316L | 0.035 | 2.00 | 1.00 | 0.045 | 0.030 | 16.0–18.0 | 10.0–15.0 | 2.0–3.0 |
| A403 WP321 | 0.08 | 2.00 | 1.00 | 0.045 | 0.030 | 17.0–19.0 | 9.0–12.0 | – |
| A815 UNS S31803 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 21.0–23.0 | 4.5–6.5 | 2.5–3.5 |
WP321 holds titanium at 5 times the carbon content (minimum). Duplex S31803 holds 0.08–0.20% nitrogen.
180° Elbow Fittings Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| A234 WPB | 415–585 | 240 min | 22 min |
| A420 WPL6 | 415–585 | 240 min | 22 min |
| A234 WP22 Class 1 | 415–585 | 205 min | 22 min |
| A403 WP304 / WP316 / WP321 | 515 min | 205 min | 28 min |
| A403 WP304L / WP316L | 485 min | 170 min | 28 min |
| A815 UNS S31803 | 620 min | 450 min | 25 min |
180° Elbow Fittings Size Chart
| NB | Inch | Pipe OD (mm) | Where This 180° Elbow Size Goes |
|---|---|---|---|
| 15 | 1/2" | 21.3 | Steam tracing around equipment |
| 25 | 1" | 33.4 | Small heating and cooling coils |
| 50 | 2" | 60.3 | Tank heating coils and vent lines |
| 80 | 3" | 88.9 | Process coil banks |
| 100 | 4" | 114.3 | Heat exchanger and cooler piping |
| 150 | 6" | 168.3 | Furnace coil passes |
| 200 | 8" | 219.1 | Fired heater crossovers |
| 300 | 12" | 323.9 | Large heater and boiler passes |
| 400 | 16" | 406.4 | Process plant crossovers |
| 600 | 24" | 609.6 | Large header turnarounds |
180° Elbow Fittings Dimension Chart (ASME B16.9 and B16.28)
Dimension O is the centre-to-centre distance between the two legs. All dimensions are in mm.
| NPS | Pipe OD | Long Radius (O) | Short Radius (O) | Sch 40 Wall | Sch 80 Wall |
|---|---|---|---|---|---|
| 1" | 33.4 | 76 | 51 | 3.38 | 4.55 |
| 1 1/4" | 42.2 | 95 | 64 | 3.56 | 4.85 |
| 1 1/2" | 48.3 | 114 | 76 | 3.68 | 5.08 |
| 2" | 60.3 | 152 | 102 | 3.91 | 5.54 |
| 2 1/2" | 73.0 | 190 | 127 | 5.16 | 7.01 |
| 3" | 88.9 | 229 | 152 | 5.49 | 7.62 |
| 4" | 114.3 | 305 | 203 | 6.02 | 8.56 |
| 5" | 141.3 | 381 | 254 | 6.55 | 9.53 |
| 6" | 168.3 | 457 | 305 | 7.11 | 10.97 |
| 8" | 219.1 | 610 | 406 | 8.18 | 12.70 |
| 10" | 273.1 | 762 | 508 | 9.27 | 15.09 |
| 12" | 323.9 | 914 | 610 | 10.31 | 17.48 |
| 16" | 406.4 | 1219 | – | 12.70 | 21.44 |
| 20" | 508.0 | 1524 | – | 15.09 | 26.19 |
| 24" | 609.6 | 1829 | – | 17.48 | 30.96 |
A long radius return has an O value of 3 times the nominal size, and a short radius return has 2 times the nominal size.
180° Elbow Fittings Price
We quote 180° elbow fittings order by order, since steel and nickel prices shift often. Material sets the biggest part of the price: a 316L or duplex return bend costs more than a WPB carbon steel one, because nickel and molybdenum add to the metal cost. Size and schedule follow, because a large, thick-walled return bend uses much more steel than a small, thin one.
Radius, quantity and testing change the number too. A long radius return uses more material than a short radius one, a bigger lot brings the per-piece cost down, and radiography, impact tests or 3.2 inspection add cost. Send us your list with size, radius, schedule, grade and quantity, and we will send you a clear quote.
| Material | Quote Basis | What Moves the Price |
|---|---|---|
| Carbon steel (WPB, WPL6) | Per piece or per kg | Steel rate and wall thickness |
| Stainless steel (304, 316L, 321) | Per piece or per kg | Nickel and molybdenum rates |
| Duplex and super duplex | Per piece or per kg | Nickel, chrome and nitrogen content |
| Alloy steel (WP11, WP22, WP91) | Per piece or per kg | Chrome and moly content |
180° Elbow Fittings Features
Our 180° elbow fittings are designed for piping systems that require a complete change in flow direction, with options to suit different layouts, materials and operating conditions.
- One-Piece Return Design: Replaces two separate 90° elbows in suitable layouts, helping reduce the number of welded connections.
- Parallel Pipe Ends: Keeps both ends aligned side by side at a specified centre-to-centre distance, making the fittings suitable for coils and heat exchangers.
- Long and Short Radius Options: Offers flexibility between smoother flow paths and installations with limited space.
- Smooth Internal Curve: Supports gradual flow reversal and can help reduce turbulence and pressure loss.
- Wide Size and Schedule Range: Available in sizes from ½" to 24" NB, with wall thicknesses from Sch 5S to XXS, subject to specifications.
- Multiple Material Choices: Includes carbon steel, low-temperature steel, alloy steel, stainless steel, duplex steel and nickel alloys.
- Wall Thickness Inspection: The curved section can be checked against the applicable dimensional and minimum wall thickness requirements.
- Weld-Ready Ends: Butt weld ends can be prepared according to ASME B16.25 requirements to support proper fit-up during installation.
These features make 180° return bends suitable for heat exchangers, boiler systems, process piping and industrial coil assemblies where dimensions and material selection must match the project design.
180° Elbow Fittings Grades We Supply
We manufacture 180° return bends in a range of material grades for heat exchangers, boilers, heater coils and industrial piping systems. Our selection includes carbon steel, low-temperature carbon steel, alloy steel, stainless steel, duplex steel, super duplex steel and nickel alloys to suit different operating conditions.
- Carbon Steel – ASTM A234 WPB: Suitable for oil, water, steam and gas applications.
- Low-Temperature Carbon Steel – ASTM A420 WPL6: Used in cold-service piping where low-temperature toughness is required.
- Alloy Steel – ASTM A234 WP11, WP22 and WP91: Suitable for high-temperature applications in boilers, furnaces and steam systems.
- Stainless Steel – ASTM A403 WP304, 304L, 316, 316L, 321 and 347: Used in chemical, food and pharmaceutical systems requiring corrosion resistance.
- Duplex Steel – ASTM A815 UNS S31803 and S32205: Offers high strength and resistance to chloride-related corrosion.
- Super Duplex Steel – UNS S32750: Suitable for seawater handling and desalination applications.
- Nickel Alloys – Inconel, Monel and Hastelloy: Available for specialised applications involving aggressive chemicals and demanding temperatures.
Material grades are selected according to project specifications, operating conditions and availability. Inspection reports and material certificates can be provided as required.
180° Elbow Fittings Standards and Certifications
As an experienced 180° Elbow Fittings Supplier in India, we build every return bend to the codes that engineers check first. Long radius returns follow ASME B16.9, short radius returns follow ASME B16.28, and light-wall stainless returns follow MSS SP-43. We cut every weld end to the ASME B16.25 bevel, and we follow ASTM A234 for carbon and alloy steel, A403 for stainless steel, A420 for low temperature steel, A815 for duplex and B366 for nickel alloys.
Our plant holds ISO 9001:2015, ISO 14001:2015 and ISO 45001:2018, and we meet PED 2014/68/EU for European projects. Each order ships with a Mill Test Certificate to EN 10204 3.1, plus chemical and mechanical test reports, a dimensional report and a PMI report. We also arrange EN 10204 3.2 or third-party inspection when your project needs it.
180° Elbow Fittings Manufacturing Process
Our manufacturing process starts with selecting the right forming method based on the required size, material grade and wall thickness. As an experienced 180° elbow fittings manufacturer in India, we use suitable forming techniques to produce return bends for industrial piping, heat exchangers, boilers and coil systems. Depending on the specifications, we form bends from seamless pipe blanks or use welded construction for larger sizes.
During forming, we check wall thickness to account for changes along the inner and outer curves. Heat treatment is carried out according to the material grade and applicable requirements. We then trim the ends, verify centre-to-centre dimensions and prepare bevels for butt welding where required. Stainless steel fittings may undergo pickling and passivation, while final inspections check dimensions, surface condition and material identification. Each finished bend is marked for traceability before the specified surface treatment, protective packing and dispatch.
180° Elbow Fittings Quality Testing
A 180° Elbow Fittings Supplier in India has to prove that the bend holds its wall, so we test each lot in a fixed order. We begin with Positive Material Identification, scanning every return bend with an XRF gun to confirm the grade. We then take samples from each heat for chemistry, tensile strength, yield and hardness tests, and compare the results with the standard.
Our inspectors measure the centre-to-centre spacing, leg length, bevel and wall thickness at the outer curve against ASME B16.9 or B16.28. For welded and large returns, we run radiography, ultrasonic, dye penetrant or magnetic particle checks, and we hydrotest on request. Stainless steel returns can go through the ASTM A262 intergranular corrosion test, and low temperature grades go through impact tests at your design temperature. A final visual check covers surface, weld ends and markings on every piece.
180° Elbow Fittings Applications
- Heat Exchangers: Fabricators use 180° elbow fittings to reverse flow at the end of shell-and-tube and U-tube bundles.
- Fired Heaters and Furnaces: Alloy steel returns connect the parallel tube passes in process heater coils.
- Boilers and Power Plants: WP22 and WP91 return bends carry steam through boiler and superheater coil banks.
- Tank Heating Coils: Steel return bends form the coil that warms oil, bitumen and chemicals in storage tanks.
- Steam Tracing: Small-bore returns turn tracing lines around pumps, valves and instruments.
- Chemical Processing: Stainless steel 316L and duplex return bends build reactor jackets and cooling coils.
- Pharmaceutical and Food: Polished stainless steel returns give smooth, easy-to-clean turns in process coils.
- Cooling Systems: Contractors source these from a trusted 180° Elbow Fittings Supplier in India like us for chiller, cooler and condenser coil banks.
180° Elbow Fittings Packaging and Shipping
We prepare our 180° elbow fittings for transport with attention to their curved sections, parallel ends and finished surfaces. Each bend receives suitable protection to prevent scratches, moisture exposure and handling damage. Depending on the dimensions and order quantity, we use protective wrapping, wooden crates or reinforced pallets to keep the fittings secure during transit. Stainless steel and carbon steel products are packed separately to help prevent surface contamination.
For domestic and international shipments, we arrange packaging based on the transport method and destination. Each order can include relevant documents such as commercial invoices, packing lists, material test certificates and certificates of origin. Additional inspection reports and export documents are provided according to project requirements, helping ensure the fittings arrive safely and are ready for inspection and installation.
Why Choose Sachiya Steel International as Your 180° Elbow Fittings Manufacturer in India?
You should choose us because we understand what it takes to make return bends that fit your piping requirements. Since 2005, we have been manufacturing and exporting pipe fittings to customers in 85+ countries. With a production capacity of up to 100 tons per month, we can handle regular orders, bulk quantities and custom requirements.
We offer 180° elbow fittings in carbon steel, stainless steel, alloy steel and duplex steel in different sizes and material grades. We pay close attention to dimensions, wall thickness and material quality to meet your project specifications. Our ISO 9001:2015 and ISO 14001:2015 certifications and TÜV approval support our commitment to quality.
We also help with material certificates, inspection documents, packaging and shipping arrangements. Whether you need return bends for a heat exchanger, boiler or industrial piping system, we work to provide the right products at competitive prices and deliver them on time.
Countries We Export To
We export 180° elbow fittings to customers in 85+ countries across North America, Europe, the Middle East, Asia-Pacific, Africa and South America. Our products support piping projects in industries such as oil and gas, petrochemicals, power generation, chemical processing and marine engineering.
Our export destinations include:
- North America: USA, Canada and Mexico
- Europe: United Kingdom, Germany, France, Italy, Netherlands and Spain
- Middle East: UAE, Saudi Arabia, Qatar, Oman, Kuwait and Bahrain
- Asia-Pacific: Singapore, Malaysia, Indonesia, Thailand, Vietnam and Australia
- Africa: South Africa, Nigeria, Egypt and Kenya
- South America: Brazil, Chile and Peru
We arrange international shipments with suitable packaging to protect fittings during transit. We also provide the required shipping documents and material certificates according to order specifications. Our team coordinates export requirements to help ensure a smooth delivery process for customers across our global markets.