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.

Enquire Now

Standard Specification of Concentric Reducer

Dimensions	ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size	1/2″ (15 NB) to 48″ (1200NB)
Type	Seamless / ERW / Welded / Fabricated
DIN	DIN2605, DIN2615, DIN2616, DIN2617, DIN28011
EN	EN10253-1, EN10253-2
Thickness	Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS etc.
Form	Concentric Reducer, Pipe Reducer, Pipe Concentric Reducers, Fitting Concentric Reducers.

Material & Grades of Concentric Reducer

Stainless Steel Buttweld Concentric Reducer	ASTM 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 Reducer	Duplex & Super Duplex Steel Buttweld Concentric Reducer
Carbon Steel Buttweld Concentric Reducer	ASTM 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 Reducer	ASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91
Duplex & Super Duplex Steel Concentric Reducer	ASTM A815, ASME SA815 UNS NO S31803, UNS NO S32205, UNS S32750, UNS S32950. Werkstoff No. 1.4462
Nickel Alloy Buttweld Concentric Reducer	ASTM 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

Standard			Extra Strong
Nominal Pipe Size	Length	Weight in Pounds	Nominal Pipe Size	Length	Weight in Pounds
1 1/4 x 1/2	2	0.42	1 1/4 x 1/2	2	0.53
1 x 3/4	2	0.36	1 x 3/4	2	0.43
1 x 1/2	2	0.36	1 x 1/2	2	0.42
3/4 x 1 1/2	1	0.21	3/4 x 1 1/2	1.5	0.25
1 1/2 x 1 1/4	2.5	0.65	1 1/2 x 1 1/4	2.5	0.78
1 1/2 x 1	2.5	0.57	1 1/2 x 1	2.5	0.72
1 1/2 x 3/4	2.5	0.56	1 1/2 x 3/4	2.5	0.65
1 1/2 x 1/2	2.5	0.56	1 1/4 x 1/2	2.5	0.65
1 1/4 x 1	2	0.48	1 1/4 x 1	2	0.57
1 1/4 x 3/4	2	0.42	1 1/4 x 3/4	2	0.53
1 1/4 x 1/2	2	0.42	2 1/2 x 2	3.5	2.1
2 1/2 x 2	3.5	1.6	2 1/2 x 1 1/2	3.5	1.9
2 1/2 x 1 1/2	3.5	1.5	2 1/2 x 1 1/4	3.5	1.7
2 1/2 x 1 1/4	3.5	1.4	2 1/2 x 1	3.5	1.5
2 1/2 x 1	3.5	1.3	2 1/2 x 12 x 1 1/2	3	1.2
2 x 1 1/2	3	0.94	2 x 1 1/4	3	1.1
2 x 1 1/4	3	0.88	2 x 1	3	1
2 x 1	3	0.81	2 x 3/4	3	0.94
2 x 3/4	3	0.74	3 1/2 x 3	4	4.1
3 1/2 x 3	4	2.8	3 1/2 x 2 1/2	4	3.7
3 1/2 x 2 1/2	4	2.7	3 1/2 x 2	4	3.5
3 1/2 x 2	4	2.6	3 1/2 x 1 1/2	4	3.3
3 1/2 x 1 1/2	4	2.6	3 1/2 x 1 1/2	4	3.3
3 1/2 x 1 1/4	4	2.5	3 1/2 x 1 1/4	4	3.3
3 x 2 1/2	3.5	2.2	3 x 2 1/2	3.5	2.8
3 x 2	3.5	2	3 x 2	3.5	2.6
3 x 1 1/2	3.5	1.9	3 x 1 1/2	3.5	2.4
3 x 1 1/4	3.5	1.8	3 x 1 1/4	3.5	2.3
3 x 1	3.5	1.7	3 x 1	3.5	2.2
4 x 3 1/2	4	3.5	4 x 3 1/2	4	4.9
4 x 3	4	3.3	4 x 3	4	4.7
4 x 2 1/2	4	3.2	4 x 2 1/2	4	4.6
4 x 2	4	3.1	4 x 2	4	4.3
4 x 1 1/2	4	3	4 x 1 1/2	4	4.2
4 x 1 1/4	4	3	4 x 1 1/4	4	4.1
4 x 1	4	2.8	4 x 1	4	4
5 x 4	5	5.5	5 x 4	5	7.5
5 x 3 1/2	5	5.3	5 x 3 1/2	5	6.9
5 x 3	5	5.1	5 x 3	5	6.3
5 x 2 1/2	5	4.8	5 x 2 1/2	5	6.1
5 x 2	5	4.7	5 x 2	5	6
6 x 5	5.5	7.6	6 x 5	5.5	11.5
6 x 4	5.5	7.4	6 x 4	5.5	10.7
6 x 3 1/2	5.5	7.1	6 x 3 1/2	5.5	10
6 x 3	5.5	6.9	6 x 3	5.5	9.7
6 x 2 1/2	5.5	6.6	6 x 2 1/2	5.5	9.1
6 x 2	5.5	6.5	6 x 2	5.5	8.6
8 x 6	6	12.3	8 x 6	6	18.8
8 x 5	6	11.5	8 x 5	6	17.6
8 x 4	6	10.8	8 x 4	6	17
8 x 3 1/2	6	10.6	8 x 3 1/2	6	15.9
8 x 3	6	9.8	8 x 3	6	15
10 x 8	7	22.1	10 x 8	8	29.4
10 x 6	7	20.7	10 x 6	7	28.3
10 x 5	7	19.5	10 x 5	7	26.9
10 x 4	7	18.4	10 x 4	7	24.2
12 x 10	8	32.4	12 x 10	8	41.5
12 x 8	8	30.5	12 x 8	8	38.6
12 x 6	8	29.5	12 x 6	8	37.4
12 x 5	8	27.8	12 x 5	8	36.3
12 x 4	8	26.2	12 x 4	8	34.7
14 x 12	13	63.1	14 x 12	13	81
14 x 10	13	61.4	14 x 10	13	76.7
14 x 8	13	60	14 x 8	13	74.6
14 x 6	13	59.2	14 x 6	13	72.3
16 x 14	14	75.4	16 x 14	14	98
16 x 12	14	72.7	16 x 12	14	95.8
16 x 10	14	71.1	16 x 10	14	93.3
16 x 8	14	69.4	16 x 8	14	91.1
16 x 6	14	67.4	16 x 6	14	89.8
18 x 16	15	87.3	18 x 16	15	118
18 x 14	15	86	18 x 14	15	117
18 x 12	15	84.8	18 x 12	15	115
18 x 10	15	83.7	18 x 10	15	113
20 x 18	20	123	20 x 18	20	162
20 x 16	20	121	20 x 16	20	159
20 x 14	20	119	20 x 14	20	157
20 x 12	20	118	20 x 12	20	155
20 x 10	20	117	20 x 10	20	152
24 x 20	20	156	24 x 20	20	201
24 x 18	20	153	24 x 18	20	197
24 x 16	20	150	24 x 16	20	194
24 x 14	20	147	30 x 24	24	315
24 x 12	20	144	30 x 20	24	315
24 x 10	20	141	30 x 18	24	315
30 x 24	24	315	36 x 30	24	379
30 x 20	24	315	36 x 24	24	379
30 x 18	24	315	36 x 20	24	379
36 x 30	24	379	42 x 36	24	443
36 x 24	24	379	42 x 30	24	443
36 x 20	24	379	42 x 24	24	443
42 x 36	24	443	48 x 42	28	525
42 x 30	24	443	48 x 36	28	525
42 x 24	24	443	48 x 30	28	525
48 x 42	28	525
48 x 36	28	525
48 x 30	28	525

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 Gas	Stainless steel reducers ensure smooth flow transition in pipelines.
Chemical Industry	Reducers control fluid flow rates in chemical processes.
Plumbing	Alloy steel reducers maintain flow in plumbing systems.
Heating Systems	Used to regulate fluid flow in heating systems.
Water Supply	Facilitates pipe connections in water systems.
Power Plants	Integral for fluid flow control in power plants.
Paper & Pulp	Controls liquid flow in manufacturing processes.
General Use	Widely applied for fluid flow management.
Fabrication	Essential for assembling piping systems.
Food Processing	Maintains flow in hygienic conditions.
Structural Pipes	Ensures 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 Stockholder	Seamless Butt weld Concentric Reducer Distributors
Carbon Steel Concentric Reducer	High Quality Concentric Reducer Manufacturer
ASTM A403 Stainless Steel Concentric Reducers	Duplex Steel Buttweld Concentric Reducer
Super Duplex Steel Buttweld Concentric Reducer	Copper Nickel Concentric Reducer
High Nickel Alloy Concentric Reducer	Hastelloy Concentric Reducer Stockist
Titanium Buttweld Concentric Reducer	Inconel Butt weld Concentric Reducer

Others Products

Frequently Asked Questions

Most frequent questions and answers

What is a concentric reducer?

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.

What sizes are available for concentric reducers?

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.

How are concentric reducers installed?

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.

Can you provide custom concentric reducers?

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.

What is the typical lead time for concentric reducers?

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.

What materials are concentric reducers made from?

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.

What are the applications of concentric reducers?

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.

What standards do concentric reducers comply with?

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.

What are the advantages of using concentric reducers?

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