Titanium Concentric Reducer - Precision Fitting for Corrosive and High-Integrity Piping Systems

Titanium Concentric Reducers from TSM Technology are precision-forged pipe fittings engineered to connect pipes of different diameters while maintaining consistent centerlines. Manufactured from high-performance titanium alloys, these reducers offer exceptional corrosion resistance, lightweight strength, and thermal stability in environments where conventional materials fail. Their smooth, symmetric design promotes efficient fluid flow with minimal turbulence, making them ideal for critical applications involving aggressive chemical media, seawater, or high temperatures.

At TSM Technology, we leverage a comprehensive production chain - including alloy melting, hot forging, cold forming, and precision machining - to deliver titanium concentric reducers that meet stringent ASTM, ASME, and EN standards. Each fitting is subject to rigorous quality control to ensure dimensional accuracy, structural integrity, and reliable performance in demanding industrial systems. These titanium reducers are widely used in chemical processing, aerospace fluid systems, desalination plants, power generation networks, and marine installations, where long service life, superior corrosion resistance, and material consistency are essential.

Titanium Concentric Reducer

Technical Specifications & Dimensions

Standard Size Range

Parameter	Specification
Size Range	DN15 – DN1200 (NPS 1/2" – 48")
Materials:	Titanium Grade: Gr2, Gr7, Gr12
Dimension:	ANSI B16.9, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS B2312, JIS B2313
Schedule	Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS and etc.
Wall Thickness	As per ASME B36.19M or customized
End Type	Butt Weld (BW)
Manufacturing Method	Seamless / Welded / Forged
Surface Finish	Pickled / Sandblasted / Polished
Tolerance	As per ASME B16.9
advantage	Titanium concentric reducer with the advantage of Low thermal conductivity, Corrosion-resistant,High tensile strength, widely used in Ventilation facility pipeline, Solar energy facility, Chemical industrial pipeline, Water supply facility Food and Nourishment Industrial Pipeline.

Custom sizes and non-standard dimensions are available based on drawings.

	N	C	H	Fe	O	Al	V	Pa	Mo	Ni	Ti
Gr 2	0.03	0.10	0.015	0.25	0.20	/	/	/	/	/	balance
Gr 7	0.03	0.08	0.015	0.30	0.25	/	/	0.12~0.25	/	/	balance
Gr12	0.03	0.08	0.015	0.30	0.25	/	/	/	0.2~0.4	0.6~0.9	balance

Dimension

Nominal Diameter	Outside Diameter	End-to-End

DN	NPS	D1* D2	H
20×15	3/4×1/2	26.9×21.3	38
20×10	3/4×3/8	26.9×17.3	38
25×20	1×3/4	33.7×26.9	51
25×15	1×1/2	33.7×21.3	51
32×25	1.1/4×1	42.4×33.7	51
32×20	1.1/4×3/4	42.4×26.9	51
32×15	1.1/4×1/2	42.4×21.3	51
40×32	1.1/2×1.1/4	48.3×42.4	64
40×25	1.1/2×1	48.3×33.7	64
40×20	1.1/2×3/4	48.3×26.9	64
40×15	1.1/2×1/2	48.3×21.3	64
50×40	2×1.1/2	60.3×48.3	76
50×32	2×1.1/4	60.3×42.4	76
50×25	2×1	60.3×33.7	76
50×20	2×3/4	60.3×26.9	76
65×50	2.1/2×2	73.0×60.3	89
65×40	2.1/2×1.1/2	73.0×48.3	89
65×32	2.1/2×1.1/4	73.0×42.4	89
65×25	2.1/2×1	73.0×33.7	89
80×65	3×2.1/2	88.9×73.0	89
80×50	3×2	88.9×60.3	89
80×40	3×1.1/2	88.9×48.3	89
80×32	3×1.1/4	88.9×42.4	89
90×80	3.1/2×3	101.6×88.9	102
90×65	3.1/2×2.1/2	101.6×73.0	102
90×50	3.1/2×2	101.6×60.3	102
90×40	3.1/2×1.1/2	101.6×48.3	102
90×32	3.1/2×1.1/4	101.6×42.4	102
100×90	4×3.1/2	114.3×101.6	102
100×80	4×3	114.3×88.9	102
100×65	4×2.1/2	114.3×73.0	102
100×50	4×2	114.3×60.3	102
100×40	4×1.1/2	114.3×48.3	102
125×100	5×4	141.3×114.3	127
125×90	5×3.1/2	141.3×101.6	127
125×80	5×3	141.3×88.9	127
125×65	5×2.1/2	141.3×73.0	127
125×50	5×2	141.3×60.3	127
150×125	6×5	168.3×141.3	140
150×100	6×5	168.3×114.3	140
150×90	6×3.1/2	168.3×101.6	140
150×80	6×3	168.3×88.9	140
150×65	6×2.1/2	168.3×73.0	140
200×150	8×6	219.1×168.3	152
200×125	8×5	219.1×141.3	152
200×100	8×4	219.1×114.3	152
200×90	8×3.1/2	219.1×101.6	152
250×200	10×8	273.0×219.1	178
250×150	10×6	273.0×168.3	178
250×125	10×5	273.0×141.3	178
250×100	10×4	273.0×114.3	178

Quality Assurance & Inspection Documentation

TSM Technology ensures strict quality control throughout production:

Chemical composition analysis
Mechanical property testing
Dimensional inspection
Surface quality verification
PMI (Positive Material Identification)
NDT testing (UT / PT / RT available)

Each shipment includes:

Material Test Certificate (MTC)
EN 10204 3.1 Certificate
Third-party inspection (SGS / BV) upon request
Full traceability documentation

Our manufacturing system operates under ISO 9001, AS9100D, and AS9120 certified quality management systems.

Quality Assurance

Applicable Standards

Our Titanium Concentric Reducers are manufactured in accordance with international standards:

ASTM B363 – Titanium and Titanium Alloy Pipe Fittings

ASME B16.9 – Factory-Made Wrought Butt-Welding Fittings

ASME B16.28 – Short Radius Elbows and Returns

EN 10253 – Butt-Welding Pipe Fittings

DIN Standards – Upon request

JIS Standards – Available for Japanese market

BS Standards – British specifications supported

Pressure ratings and dimensions can be customized according to project requirements.

Uses & Application

Chemical	Oil Mills	Petrochemical	Mining
Fertilizers	Shipbuilding	Power Plant	Steel Plant
Oil & Gas	Defence	Paper	Ports
Cement	Engineering Co.	Sugar	Government Org. etc.

Material Grade Overview

Titanium Grade Comparison for Concentric Reducers

Grade	Type	Key Characteristics	Typical Applications
Gr2	Commercially Pure	Excellent corrosion resistance, good weldability	Chemical processing, seawater
Gr5 (Ti-6Al-4V)	Alloy	High strength, lightweight	Aerospace, structural systems
Gr7	Pd-added CP Titanium	Enhanced crevice corrosion resistance	Acidic environments
Gr12	Alloy (Ti-0.3Mo-0.8Ni)	Improved strength & SCC resistance	Petrochemical, heat exchangers

Grade selection depends on pressure, temperature, and corrosion environment.

Package

FAQ – Titanium Concentric Reducer

1. What is a Titanium Concentric Reducer used for?

A Titanium Concentric Reducer connects two pipes of different diameters while maintaining a common centerline. It ensures smooth flow transition in high-pressure and corrosive systems.

2. What standard covers Titanium Concentric Reducers?

Titanium Concentric Reducers are commonly manufactured under ASTM B363 and dimensional standards such as ASME B16.9.

3. What is the difference between concentric and eccentric titanium reducers?

A concentric reducer maintains the centerline alignment of the pipe system, while an eccentric reducer offsets the centerline to prevent air accumulation in horizontal piping.

4. Which titanium grade is best for seawater applications?

Titanium Grade 2 and Grade 7 are widely used in seawater systems due to excellent chloride corrosion resistance.

5. Can Titanium Concentric Reducers be customized?

Yes. Custom diameters, wall thicknesses, pressure ratings, and surface finishes are available based on technical drawings.