Concentric Reducer

Teshi Fittings presents premier Concentric Reducers, ideal for Petroleum, Chemical, Hydraulic, and Food industries. Engineered with precision and adhering to global standards, our Reducers offer reliable sealing and integration in piping systems. Committed to excellence, Teshi Fittings ensures superior performance and durability in every fitting. Tailored solutions meet project needs precisely. Experience unmatched quality with Teshi Fittings’ Concentric Reducers, trusting our expertise for all piping requirements.

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Standard Specification of Concentric Reducer

DimensionsASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size1/2″ (15 NB) to 48″ (1200NB)
TypeSeamless / ERW / Welded / Fabricated
DINDIN2605, DIN2615, DIN2616, DIN2617, DIN28011
ENEN10253-1, EN10253-2
Thickness Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS etc.
FormConcentric Reducer, Pipe Reducer, Pipe Concentric Reducers, Fitting Concentric Reducers.

Material & Grades of Concentric Reducer

Stainless Steel Buttweld Concentric ReducerASTM A403 WP316/316L, ASTM A403 SA / A 774 WP-S, WP-W, WP-WX 304/304L, ASTM A182 F316L, 304L, DIN
1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404
Duplex & Super Duplex Steel Buttweld Concentric ReducerDuplex & Super Duplex Steel Buttweld Concentric Reducer
Carbon Steel Buttweld Concentric ReducerASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70.
Low Temperature Carbon Steel Buttweld Concentric Reducer : ASTM A420 WPL3, A420 WPL6
Alloy Steel Buttweld Concentric ReducerASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91
Duplex & Super Duplex Steel Concentric ReducerASTM A815, ASME SA815 UNS NO S31803, UNS NO S32205, UNS S32750, UNS S32950. Werkstoff No. 1.4462
Nickel Alloy Buttweld Concentric ReducerASTM B336, ASME SB336, Nickel 200 (UNS No. No2200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No.
N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel
600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No.
N10276), Alloy 20 (UNS No. N08020), Titanium (Grade I & II), Cupro-Nickel 70/30, CuNi10Fe1Mn, CuNi30Mn1Fe.

Dimension of Butt Weld Concentric Reducer

StandardExtra Strong
Nominal Pipe SizeLengthWeight in PoundsNominal Pipe SizeLengthWeight in Pounds
1 1/4 x 1/220.421 1/4 x 1/220.53
1 x 3/420.361 x 3/420.43
1 x 1/220.361 x 1/220.42
3/4 x 1 1/210.213/4 x 1 1/21.50.25
1 1/2 x 1 1/42.50.651 1/2 x 1 1/42.50.78
1 1/2 x 12.50.571 1/2 x 12.50.72
1 1/2 x 3/42.50.561 1/2 x 3/42.50.65
1 1/2 x 1/22.50.561 1/4 x 1/22.50.65
1 1/4 x 120.481 1/4 x 120.57
1 1/4 x 3/420.421 1/4 x 3/420.53
1 1/4 x 1/220.422 1/2 x 23.52.1
2 1/2 x 23.51.62 1/2 x 1 1/23.51.9
2 1/2 x 1 1/23.51.52 1/2 x 1 1/43.51.7
2 1/2 x 1 1/43.51.42 1/2 x 13.51.5
2 1/2 x 13.51.32 1/2 x 12 x 1 1/231.2
2 x 1 1/230.942 x 1 1/431.1
2 x 1 1/430.882 x 131
2 x 130.812 x 3/430.94
2 x 3/430.743 1/2 x 344.1
3 1/2 x 342.83 1/2 x 2 1/243.7
3 1/2 x 2 1/242.73 1/2 x 243.5
3 1/2 x 242.63 1/2 x 1 1/243.3
3 1/2 x 1 1/242.63 1/2 x 1 1/243.3
3 1/2 x 1 1/442.53 1/2 x 1 1/443.3
3 x 2 1/23.52.23 x 2 1/23.52.8
3 x 23.523 x 23.52.6
3 x 1 1/23.51.93 x 1 1/23.52.4
3 x 1 1/43.51.83 x 1 1/43.52.3
3 x 13.51.73 x 13.52.2
4 x 3 1/243.54 x 3 1/244.9
4 x 343.34 x 344.7
4 x 2 1/243.24 x 2 1/244.6
4 x 243.14 x 244.3
4 x 1 1/2434 x 1 1/244.2
4 x 1 1/4434 x 1 1/444.1
4 x 142.84 x 144
5 x 455.55 x 457.5
5 x 3 1/255.35 x 3 1/256.9
5 x 355.15 x 356.3
5 x 2 1/254.85 x 2 1/256.1
5 x 254.75 x 256
6 x 55.57.66 x 55.511.5
6 x 45.57.46 x 45.510.7
6 x 3 1/25.57.16 x 3 1/25.510
6 x 35.56.96 x 35.59.7
6 x 2 1/25.56.66 x 2 1/25.59.1
6 x 25.56.56 x 25.58.6
8 x 6612.38 x 6618.8
8 x 5611.58 x 5617.6
8 x 4610.88 x 4617
8 x 3 1/2610.68 x 3 1/2615.9
8 x 369.88 x 3615
10 x 8722.110 x 8829.4
10 x 6720.710 x 6728.3
10 x 5719.510 x 5726.9
10 x 4718.410 x 4724.2
12 x 10832.412 x 10841.5
12 x 8830.512 x 8838.6
12 x 6829.512 x 6837.4
12 x 5827.812 x 5836.3
12 x 4826.212 x 4834.7
14 x 121363.114 x 121381
14 x 101361.414 x 101376.7
14 x 8136014 x 81374.6
14 x 61359.214 x 61372.3
16 x 141475.416 x 141498
16 x 121472.716 x 121495.8
16 x 101471.116 x 101493.3
16 x 81469.416 x 81491.1
16 x 61467.416 x 61489.8
18 x 161587.318 x 1615118
18 x 14158618 x 1415117
18 x 121584.818 x 1215115
18 x 101583.718 x 1015113
20 x 182012320 x 1820162
20 x 162012120 x 1620159
20 x 142011920 x 1420157
20 x 122011820 x 1220155
20 x 102011720 x 1020152
24 x 202015624 x 2020201
24 x 182015324 x 1820197
24 x 162015024 x 1620194
24 x 142014730 x 2424315
24 x 122014430 x 2024315
24 x 102014130 x 1824315
30 x 242431536 x 3024379
30 x 202431536 x 2424379
30 x 182431536 x 2024379
36 x 302437942 x 3624443
36 x 242437942 x 3024443
36 x 202437942 x 2424443
42 x 362444348 x 4228525
42 x 302444348 x 3628525
42 x 242444348 x 3028525
48 x 4228525　　　
48 x 3628525　　　
48 x 3028525　　　

Manufacturing process and features of Butt Weld Concentric Reducer

A butt weld concentric reducer is a fitting used in piping systems to connect pipes of different diameters. Here’s an overview of its manufacturing process and features:

Manufacturing Process:

  • Material Selection: Choose appropriate materials like carbon steel, stainless steel, or alloy steel.
  • Component Preparation: Cut and shape the materials into the required components.
  • Forming: Shape the components through methods like hot forming, cold forming, or forging.
  • Machining: Refine the shapes through turning, milling, drilling, or grinding.
  • Welding: Assemble components using butt welding techniques for a strong, leak-proof joint.
  • Finishing: Polish and smoothen surfaces to remove imperfections.
  • Quality Control: Implement checks to ensure the product meets standards.

Features :

  • Concentric Design: Aligns centerlines for smooth flow transition.
  • Butt Weld Ends: Provides secure, leak-proof connections with pipes.
  • Dimensional Accuracy: Precise dimensions ensure compatibility.
  • Material Compatibility: Available in various materials for diverse applications.
  • Corrosion Resistance: Offers protection against corrosion in different environments.
  • High Strength: Withstands high pressure and temperature conditions.
  • Versatility: Used in various industries like oil and gas, petrochemicals, and water treatment.

Application Of Butt Weld Concentric Reducer

Oil and GasStainless steel reducers ensure smooth flow transition in pipelines.
Chemical IndustryReducers control fluid flow rates in chemical processes.
PlumbingAlloy steel reducers maintain flow in plumbing systems.
Heating SystemsUsed to regulate fluid flow in heating systems.
Water SupplyFacilitates pipe connections in water systems.
Power PlantsIntegral for fluid flow control in power plants.
Paper & PulpControls liquid flow in manufacturing processes.
General UseWidely applied for fluid flow management.
FabricationEssential for assembling piping systems.
Food ProcessingMaintains flow in hygienic conditions.
Structural PipesEnsures flow distribution in construction projects.

Butt Weld Concentric Reducer Available Types

Buttweld Concentric Reducer Butt Weld Pipe Reducers
ASME B16.9 Butt weld Concentric Reducer Steel Reducer Pipe Fittings
Stainless Steel Concentric Reducer Suppliers SS Concentric Reducers
ANSI B16.9 Buttweld Concentric Reducer Dealer ASME B16.28 Buttweld Concentric Pipe Reducer
Exporter
Welded Butt weld Concentric Reducer StockholderSeamless Butt weld Concentric Reducer Distributors
Carbon Steel Concentric ReducerHigh Quality Concentric Reducer Manufacturer
ASTM A403 Stainless Steel Concentric ReducersDuplex Steel Buttweld Concentric Reducer
Super Duplex Steel Buttweld Concentric ReducerCopper Nickel Concentric Reducer
High Nickel Alloy Concentric ReducerHastelloy Concentric Reducer Stockist
Titanium Buttweld Concentric ReducerInconel Butt weld Concentric Reducer

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Frequently Asked Questions

Most frequent questions and answers

A concentric reducer is a type of pipe fitting used to connect two pipes of different diameters, where the centerline of the larger and smaller pipes is aligned. This fitting ensures a smooth and gradual transition from a larger to a smaller pipe, reducing turbulence and maintaining flow efficiency in the piping system.

Concentric reducers are available in a wide range of sizes to match different pipe diameters. Standard sizes typically range from 1 inch to 48 inches or larger, depending on the needs of the piping system.

Concentric reducers are installed by welding or connecting them to the ends of the pipes to be joined. The process involves aligning the reducer with the pipes and performing a weld or connection to secure the fitting. This ensures a leak-proof joint that maintains flow efficiency and system integrity.

Yes, we offer custom manufacturing solutions for concentric reducers to meet specific requirements. Please contact us with your specifications, and we will work with you to create the reducers you need.

The lead time for concentric reducers depends on the complexity and volume of the order. After reviewing your specifications, we will provide an estimated lead time. We strive to deliver all projects on schedule while maintaining the highest quality standards.

Concentric reducers are made from various materials, including carbon steel, stainless steel, alloy steel, and other metals. The choice of material depends on the specific application’s requirements, such as the type of fluid, temperature, pressure, and environmental conditions.

Concentric reducers are used in various industries, including oil and gas, petrochemical, power generation, water treatment, and construction. They are essential for transitioning between pipes of different diameters, ensuring smooth flow and reducing pressure loss in the system.

Concentric reducers are manufactured to comply with various industry standards, such as ASME B16.9, MSS SP-43, and DIN standards. These standards specify the dimensions, tolerances, and material requirements for concentric reducers to ensure compatibility and reliability in piping systems.

Concentric reducers offer several advantages, including:

  • Smooth and gradual transition between different pipe sizes
  • Improved flow efficiency and reduced turbulence
  • Secure and leak-proof connections
  • High strength and durability
  • Compliance with industry standards for quality and reliability