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Concentric Reducers

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Concentric Reducers are precision-engineered pipe fittings designed to connect two pipes or process lines with different nominal diameters while maintaining a common centerline. The gradual, symmetrical transition from the larger end to the smaller end helps provide smooth flow movement and minimizes turbulence, making these fittings suitable for demanding industrial piping systems. Technolloy Inc manufactures Concentric Reducers in a range of sizes, wall thicknesses, schedules, and material grades to meet the requirements of process industries, fabrication projects, and engineered piping applications.

What Are Concentric Reducers?

These reducers are commonly manufactured from carbon steel, stainless steel, alloy steel, and other specialized grades selected according to operating temperature, pressure, fluid characteristics, and environmental conditions. Their uniform geometry allows reliable connection between pipes while supporting efficient system design. Concentric Reducers can be supplied with dimensions and configurations manufactured according to recognized specifications such as ASME B16.9, ASTM A234, ASTM A403, and applicable customer drawings or project requirements.

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Advantages of Concentric Reducers?

Concentric Reducers provide strong mechanical performance in high-pressure piping systems because their continuous tapered profile distributes operational stresses more effectively than abrupt diameter changes. Properly selected material grades and controlled manufacturing processes provide the strength required for industrial pipelines exposed to pressure, vibration, thermal cycling, and mechanical loads.

When manufactured from suitable stainless steel or corrosion-resistant alloy grades, Concentric Reducers offer dependable resistance to moisture, chemicals, process fluids, oxidation, and aggressive service environments. This makes them particularly valuable where piping components must maintain dimensional integrity and surface quality during prolonged exposure to corrosive media.

Durability is an important advantage in industrial piping because fittings are expected to perform reliably over extended operating periods. Concentric Reducers manufactured with appropriate material selection, forming practices, heat treatment, and inspection can withstand demanding service conditions while reducing the likelihood of premature replacement and unplanned maintenance.

Many grades used for Concentric Reducers provide good machinability, welding compatibility, and fabrication characteristics. This allows engineers and fabricators to integrate the fittings into piping assemblies with accurate alignment and dependable joints. Consistent dimensions also support easier installation and help maintain the intended configuration of complex piping networks.

Concentric Reducers can contribute to overall project cost efficiency by providing a practical solution for changing pipe diameters without requiring complicated piping arrangements. Their durable construction can reduce replacement frequency, while standardized dimensions simplify procurement, fabrication, installation, and maintenance activities across industrial projects.

The combination of strength, corrosion resistance, dimensional consistency, and durable construction makes Concentric Reducers suitable for long-term industrial operation. When selected according to pressure ratings, temperature conditions, material compatibility, and applicable standards, they help maintain dependable flow control and piping system integrity throughout their service life.

Concentric Reducers Manufacturers in India, Concentric Reducers Suppliers in India, Concentric Reducers Stockists in India, Concentric Reducers Exporters in India

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Uses and Applications of Concentric Reducers?

In upstream, midstream, and downstream facilities, Concentric Reducers Manufacturers supply fittings for pipelines, process units, gathering systems, and refinery piping where controlled transitions between different pipe diameters are required. Their robust construction makes them suitable for high-pressure hydrocarbon service and demanding process environments.

Petrochemical plants use Concentric Reducers Suppliers for process piping that transports chemicals, solvents, hydrocarbons, and other industrial fluids. Material selection can be matched to corrosive or high-temperature service conditions, helping maintain dependable performance throughout continuous processing operations.

Power generation facilities rely on Concentric Reducers Stockists for steam, condensate, cooling water, fuel, and auxiliary piping networks. Their symmetrical design supports smooth diameter transitions in systems where pressure, temperature, thermal expansion, and operational reliability are important considerations.

Water treatment plants, desalination facilities, and industrial utility systems use Concentric Reducers Exporters in pumping and distribution lines where pipe sizes change between equipment, headers, and process sections. Stainless steel and other corrosion-resistant materials can provide extended service in wet and chemically treated environments.

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Concentric Reducers Manufacturers in Mumbai, Concentric Reducers Suppliers in Mumbai, Concentric Reducers Stockists in Mumbai, Concentric Reducers Exporters in Mumbai

Selecting the correct reducer requires consideration of pipe diameter, wall thickness, pressure class, operating temperature, fluid compatibility, material grade, and applicable manufacturing standards. Technolloy Inc supports industrial sourcing requirements with Concentric Reducers engineered for reliable dimensional fit and long-term service. Each requirement can be evaluated according to the operating conditions and technical specifications of the intended piping system.

Quality and Manufacturing Excellence

Technolloy Inc provides engineered Concentric Reducers for global industrial buyers requiring dependable quality, consistent dimensions, and material traceability. Products can be manufactured or supplied according to project specifications, applicable international standards, dimensional requirements, and service conditions. The company supports requirements across standard and customized sizes, with suitable material grades selected for pressure, temperature, corrosion, and process demands.

For international procurement, Concentric Reducers can be prepared according to project documentation and buyer requirements, supporting applications across oil and gas, chemical processing, petrochemical, power generation, water treatment, construction, and general engineering industries. Customers can specify size, schedule, material grade, end connection, standard, testing requirements, and quantity to achieve the required piping configuration.

Specification of Concentric Reducers?

Dimensions Schedule BW Concentric Reducer ANSI/ ASME B16.9, ASME B16.28, MSS-SP-43, BS4504, BS1560, BS4504, BS10
Carbon Steel Pipe Reducer Size Range ½" NB to 24" NB in (DN6~DN100) 10s, Sch 40s, Schedule 80s, 160s, XXS.
Concentric Reducer Pipe Fittings size
  • Welded ButtWeld Fittings: From 1/2" to 48"
  • Seamless Butt Weld Fittings: From 1/2" to 10"
Various Type Concentric Reducer Type B DN15 - DN1200
Manufacturing process Push, Press, Forge, Cast, etc.
Flanged Concentric Reducer Thickness SCH20, SCH10, SCH30, SCH60, STD SCH40, XS, SCH 80, Schedule 100, SCH 120, SCHEDULE 140, SCH. 160, XXS available with NACE MR 01-75
BW Concentric Reducer Fittings Angle : 22.5 deg, 30 degree, 45 deg, 90 deg, 180 degree, 1.5D, 2.5D, 3D, 2.0D, 5D, 6D, 4D, 7D-40D.
Standard: ASME B16.28, ASME B16.9, ASME B16.25, MSS SP-75 DIN2605 JISB2312 JISB2313, GB, BS, ISO
Bending Radius R= 1D, 8D, 2D, 5D, 3D, 6D, 10D or Custom Pipe Fittings
ASME B16.9 Pipe Reducer Types Seamless / Welded / ERW / Fabricated Pipe Fittings

Concentric Reducers dimensions

Code RCD REISO Ø BIG Ø SMALL HEIGHT H mm THEORETICAL WEIGHT KG
DN D mm Thickness S mm DN d mm Thickness s mm
27 21 3/4 26.9 2.3 1/2 21.3 2.0 38 0.08
33 21 1 33.7 2.6 1/2 21.3 2.0 50 0.09
33 27 3/4 26.9 2.3 0.09
42 21 1"1/4 42.4 2.6 1/2 21.3 2.0 50 0.12
42 27 3/4 26.9 2.3 0.13
42 33 1 33.7 2.6 0.14
*48 21 1"1/2 48.3 2.6 1/2 21.3 2.0 64 0.18
48 27 3/4 26.9 2.3 0.19
48 33 1 33.7 2.6 0.20
48 42 1"1/4 42.4 2.6 0.20
60 27 2 60.3 2.9 3/4 26.9 2.3 76 0.30
60 33 1 33.7 2.6 0.31
60 42 1"1/4 42.4 2.6 0.32
60 48 1"1/2 48.3 2.6 0.33
76 33 2"1/2 76.1 2.9 1 33.7 2.6 90 0.40
76 42 1"1/4 42.4 2.6 0.47
76 48 1"1/2 48.3 2.6 0.48
76 60 2 60.3 2.6 0.49
89 42 3 88.9 3.2 1"1/4 42.4 2.6 90 0.55
89 48 1"1/2 48.3 2.6 0.61
89 60 2 60.3 2.9 0.62
89 76 2"1/2 76.1 2.9 0.63
114 48 4 114.3 3.6 1"1/2 48.3 2.6 100 0.85
114 60 2 60.3 2.9 0.98
114 76 2"1/2 76.1 2.9 1.00
114 89 3 88.9 3.2 1.02
139 60 5 139.7 4.0 2 60.3 2.9 127 1.60
139 76 2"1/2 76.1 2.9 1.70
139 89 3 88.9 3.2 1.74
139 114 4 114.3 3.6 1.76
*168 76 6 168.3 4.5 2"1/2 76.1 2.9 140 2.60
168 89 3 88.9 3.2 2.70
168 114 4 114.3 3.6 2.82
168 139 5 139.7 4.0 2.94
219 114 8 219.1 6.3 4 114.3 3.6 152 5.03
219 139 5 139.7 4.0 5.12
219 168 6 168.3 4.5 5.18
*273 114 10 273.0 6.3 4 114.3 3.6 178 7.00
*273 139 5 139.7 4.0 7.20
273 168 6 168.3 4.5 7.40
273 219 8 219.1 6.3 7.55
323 168 12 323.9 7.1 6 168.3 4.5 203 11.00
323 219 8 219.1 6.3 11.10
323 273 10 273 6.3 11.20

Application Of Industries

Power Plants
1
Aerospace
2
Refineries
3
Construction
4
Import Export
5
Oil & Gas
6
Sugar
7
Chemical
8
Petrochemical
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Frequently Asked Questions

It is used to connect pipes with different diameters while keeping both pipe centerlines aligned. This configuration is commonly used in vertical piping, process systems, pumps, and industrial pipelines.

Common materials include carbon steel, stainless steel, alloy steel, and selected high-performance grades. The appropriate material depends on pressure, temperature, corrosion exposure, fluid compatibility, and project specifications.

Concentric Reducers are commonly manufactured according to standards such as ASME B16.9, ASTM A234, and ASTM A403, depending on material and application. Customer-specific standards and drawings can also be accommodated.

Yes, appropriately specified Concentric Reducers can be used in high-pressure applications. Material grade, wall thickness, dimensions, pressure rating, temperature, and applicable piping standards must be selected according to the operating conditions.

Yes, Concentric Reducers can be supplied according to required sizes, schedules, material grades, standards, dimensions, testing requirements, and customer drawings, subject to technical and production requirements.

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