Tianjin Baode Steel Co., Ltd.
We mainly produce seamless steel pipes, ERW steel pipes, LSAW steel pipes, SSAW steel pipes, as well as stainless steel, alloy steel elbows, tees, reducers, flanges, and other pipe fittings.
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ASME B 16.9 ASTM A234 WPB Concentric And Eccentric ReducerASME B 16.9 ASTM A234 WPB Concentric and eccentric Reducerread more
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2" X 1" SCH 40 BE ASTM A234 WPB ASME B16.9 CONCENTRIC RED...2 X 1 SCH 40 BE ASTM A234 WPB ASME B16.9 CONCENTRIC REDUCERread more
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Applications Of ReducersApplications of Reducers Concentric reducers are widely used in modern piping systems. They are mainly applied in the following fields: 1. Chemical Industry In the chemical industry, reducers are commonly used to connect pipes of differentread more
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BUTT WELD FITTINGS CS REDUCER SMLSBUTT WELD FITTINGS CS REDUCER SMLS, also known as pipe fittings, are a type of chemical pipe fitting used to connect two pipes of different diameters. They are further divided into concentric reducers and eccentric reducers. The roundnessread more
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ASTM A234 WPB STRUCTURE WELDED CONCENTRIC REDUCER ASME B16.9Products:ASTM A234 WPB STRUCTURE WELDED CONCENTRIC REDUCER ASME B16.9 Material Standard: ASTM A234 Material Steel Grade: WPB Demension Standard: ASME B16.9/ANSI B16.9 Out Diameter scope: 20"-60" Wall thickness scope:7mm-50mm Rawread more
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MSS SP 75 Butt Welded Concentric Reducer With Black PaintingMSS SP 75 Butt welded Concentric reducer with black paintingread more
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Carbon Steel Eccentric ReducerConcentric reducers are a common type of pipeline connector, mainly used to connect pipes of different diameters to ensure smooth flow of fluids or gases in the pipeline. The following is a product introduction of Concentric reducers:read more
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4 Inch To 3 Inch Bell ReducerProduct: Butt Weld Reducer 4 inch to 3 inch bell reducer. Wall Thickness: SCH10,SCH20,SCH30,SCH40, SCH60, SCH80, SCH160, XXS. Size: 1/2-24 seamless, 24-96 welded.read more
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Carbon Steel Reducer FittingsProduct: carbon steel reducer fittings. Wall Thickness: SCH10,SCH20,SCH30,SCH40, SCH60, SCH80, SCH160, XXS. Size: 1/2-24 seamless, 24-96 welded . Standard: GB, ANSI B16.9, EN10253-2, DIN2605, GOST17375-2001, JIS B2313, MSS SP 75,ASTM A234read more
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3 Inch To 1.5 Inch ReducerProduct: carbon steel reducer fittings 3 inch to 1.5 inch reducer. Wall Thickness: SCH10,SCH20,SCH30,SCH40, SCH60, SCH80, SCH160, XXS. Size: 1/2-24 seamless, 24-96 welded . Standard: GB, ANSI B16.9, EN10253-2, DIN2605, GOST17375-2001, JISread more
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2 Inch To 40mm ReducerThe centers are on a straight line are called carbon steel reducer fittings 2 inch to 40mm concentric reducer . The commonly used forming processes are reduced diameter pressing, expanded diameter pressing, or a combination of reducedread more
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Pipe Reducer 40mm To 32mmProduct: pipe reducer 40mm to 32mm. Wall Thickness: SCH10,SCH20,SCH30,SCH40, SCH60, SCH80, SCH160, XXS. Size: 1/2-24 seamless, 24-96 welded . Standard: GB, ANSI B16.9, EN10253-2, DIN2605, GOST17375-2001, JIS B2313, MSS SP 75,ASTM A234 etc.read more
Why Choose Us
Our Certifications:
Our products are certified with ISO 9001, ISO 14001, and ISO 45001 standards. We are also recognized as an AAA Credit Enterprise.
Production Market:
Our pipe fittings are exported to over 40 countries and regions, including North America, South America, Southeast Asia, the Middle East, and Africa. Our products have received unanimous praise from both domestic and international customers.
Our Services:
We provide detailed product explanations, answer inquiries, offer solutions, and give product quotations. We keep customers updated on production progress, offer multiple payment methods, and arrange logistics and delivery. Additionally, we provide shipping schedule updates, pre-arrival reminders, and follow-up customer tracking services.
Carbon Steel Reducer Specification
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Standards: |
ANSI – B 16.9, ASME B16.9 |
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Schedule: |
Sch 5 TO Sch XXS. |
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Available Sizes By Manufacturer |
1/2” TO 36” |
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Type: |
Butt Weld (BW) |
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Thickness: |
Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS and etc. |
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Dimension: |
ANSI B16.9, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS B2312, JIS B2313 |
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Surface Finish Provided By Manufacturer |
Mill Finished, Color Coated |
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Connection |
Welded |
Benefits of Carbon Steel Reducer
Durability
Carbon steel reducers withstand high pressure and temperature, ensuring long-term reliability.
01
Versatility
Available in various sizes and schedules to fit different piping configurations.
02
Cost-Effective
Carbon steel is more affordable than alloy or stainless steel while delivering comparable performance.
03
Corrosion Resistance
Can be coated with protective layers to improve longevity, reducing maintenance costs.
04
Seamless Flow Transition
Reduces flow turbulence and maintains pipeline efficiency.
05
Reducer Material

Carbon Steel
ASTM A234 WPB/WPC, ASTM A105/A106/A53/A283-D, API 5l GR.B/A671-CC-70/A515-50/A135-A/A179-C
WT
2-80mm, SCH 40/80/XXS Surface: Light Oiling, Black Painting
Stainless Steel
ASTM 403 304/304L, 316/316L,316Ti,321,317L,310S Alloy Steel --- ASTM 234 WP 1/5/9/11/12/22/91 Specification: NPS from 3/4'' to 48'', DN from 20 to 1200,
Types of Carbon Steel Reducer
Carbon Steel Concentric Reducer
A concentric reducer features an inlet and outlet aligned along a common centerline. This design allows for a gradual and even transition between pipe sizes, maintaining efficient flow and reducing turbulence. Concentric reducers are cost-effective and widely used in vertical piping applications and general piping systems where maintaining symmetry is crucial.
Carbon Steel Eccentric Reducer
An eccentric reducer has an off-center outlet, which allows it to sit flush against flat surfaces like walls or ceilings. This design helps prevent fluid accumulation by ensuring the bottom of the pipe remains level. Eccentric reducers are primarily used in horizontal piping systems, especially in applications where drainage and prevention of air pockets are essential.

Carbon Steel Concentric Reducer Dimensions
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RCD Reiso Code |
BIG Ø |
SMALL Ø |
Hight (H) MM |
Theoretical Weight In KG (Kilogram) |
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(DN) |
(D) MM |
Thickness Of (S) In MM. |
(DN) |
(D) MM |
Thickness Of (S) MM |
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27 21 |
3/4 |
26.9 |
2.3 |
1/2 |
21.3 |
2.0 |
38 |
0.08 |
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33 21 |
1 |
33.7 |
2.6 |
1/2 |
21.3 |
2.0 |
50 |
0.09 |
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33 27 |
3/4 |
26.9 |
2.3 |
0.09 |
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42 21 |
1"1/4 |
42.4 |
2.6 |
1/2 |
21.3 |
2.0 |
50 |
0.12 |
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42 27 |
3/4 |
26.9 |
2.3 |
0.13 |
||||
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42 33 |
1 |
33.7 |
2.6 |
0.14 |
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*48 21 |
1"1/2 |
48.3 |
2.6 |
1/2 |
21.3 |
2.0 |
64 |
0.18 |
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48 27 |
3/4 |
26.9 |
2.3 |
0.19 |
||||
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48 33 |
1 |
33.7 |
2.6 |
0.20 |
||||
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48 42 |
1"1/4 |
42.4 |
2.6 |
0.20 |
||||
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60 27 |
2 |
60.3 |
2.9 |
3/4 |
26.9 |
2.3 |
76 |
0.30 |
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60 33 |
1 |
33.7 |
2.6 |
0.31 |
||||
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60 42 |
1"1/4 |
42.4 |
2.6 |
0.32 |
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60 48 |
1"1/2 |
48.3 |
2.6 |
0.33 |
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76 33 |
2"1/2 |
76.1 |
2.9 |
1 |
33.7 |
2.6 |
90 |
0.40 |
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76 42 |
1"1/4 |
42.4 |
2.6 |
0.47 |
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76 48 |
1"1/2 |
48.3 |
2.6 |
0.48 |
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76 60 |
2 |
60.3 |
2.6 |
0.49 |
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89 42 |
3 |
88.9 |
3.2 |
1"1/4 |
42.4 |
2.6 |
90 |
0.55 |
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89 48 |
1"1/2 |
48.3 |
2.6 |
0.61 |
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89 60 |
2 |
60.3 |
2.9 |
0.62 |
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89 76 |
2"1/2 |
76.1 |
2.9 |
0.63 |
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114 48 |
4 |
114.3 |
3.6 |
1"1/2 |
48.3 |
2.6 |
100 |
0.85 |
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114 60 |
2 |
60.3 |
2.9 |
0.98 |
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114 76 |
2"1/2 |
76.1 |
2.9 |
1.00 |
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114 89 |
3 |
88.9 |
3.2 |
1.02 |
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139 60 |
5 |
139.7 |
4.0 |
2 |
60.3 |
2.9 |
127 |
1.60 |
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139 76 |
2"1/2 |
76.1 |
2.9 |
1.70 |
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139 89 |
3 |
88.9 |
3.2 |
1.74 |
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139 114 |
4 |
114.3 |
3.6 |
1.76 |
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*168 76 |
6 |
168.3 |
4.5 |
2"1/2 |
76.1 |
2.9 |
140 |
2.60 |
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168 89 |
3 |
88.9 |
3.2 |
2.70 |
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168 114 |
4 |
114.3 |
3.6 |
2.82 |
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168 139 |
5 |
139.7 |
4.0 |
2.94 |
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219 114 |
8 |
219.1 |
6.3 |
4 |
114.3 |
3.6 |
152 |
5.03 |
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219 139 |
5 |
139.7 |
4.0 |
5.12 |
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219 168 |
6 |
168.3 |
4.5 |
5.18 |
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*273 114 |
10 |
273.0 |
6.3 |
4 |
114.3 |
3.6 |
178 |
7.00 |
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*273 139 |
5 |
139.7 |
4.0 |
7.20 |
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273 168 |
6 |
168.3 |
4.5 |
7.40 |
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273 219 |
8 |
219.1 |
6.3 |
7.55 |
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323 168 |
12 |
323.9 |
7.1 |
6 |
168.3 |
4.5 |
203 |
11.00 |
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323 219 |
8 |
219.1 |
6.3 |
11.10 |
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323 273 |
10 |
273 |
6.3 |
11.20 |
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Surface Treatment |
Hot Galvanized |
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Black Painting |
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Transparent Oil, Anti-Rust Oil |
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Application |
Petroleum, chemical, machinery, boiler,electric power, shipbuilding, construction, etc |
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Package |
Wooden Pallet, Wooden Case, Customers' Requirement |
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Delivery |
Within 7-10 days in stock, customized as usual 20 days after receiving advance payment from custoners, also according to quantity |
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Payment Term |
T/T, L/C, D/P |
Packaging &Transportation

Certifications




FAQ
As one of the leading carbon steel reducer manufacturers and suppliers in China, we warmly welcome you to buy high quality carbon steel reducer made in China here and get pricelist from our factory. For price consultation, contact us.
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