Structure: Butt-Welding connection, concentric design.
Dimensions: Custom sizes availabl.
We will continue to focus on the innovation of our Eccentric Weld Reducer, reducer, tube reducer and earn a good reputation for superior quality. In order to fully meet the future needs of the 4 x 3 concentric reducer industry, our company provides solutions and takes the road of low-carbon, environmental protection and safety technology. Our corporate goals state that business success requires that we hold everyone we work with to the highest standards of corporate behavior. Our company believes that there are only imperfect products and no picky customers. Therefore, we have been determined to optimize technology and produce products that better meet customer expectations. We provide detailed product information and specifications to ensure customer satisfaction. Our company maintains a high level of professionalism, integrity, and ethical business practices. Our experienced team has a deep understanding of global trade regulations and standards and ensures that our products comply with them.
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![Steel Concentric Reducer]()
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![Steel Pipe Elbow]()
Steel Pipe ElbowBrand Name：HAIHAOread more
Habitat：CHINA
Execution Standard：ASME B16.9、GOST 17375、GOST 30753、DIN2605 -
![Eccentric Weld Reducer]()
Eccentric Weld ReducerStructure Type: Eccentric design.read more
Wall Thickness Classes: SCH10–SCH160, XXS, GOST, DIN, etc. -
![Steel Tee]()
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![Carbon Steel Tee]()
Carbon Steel TeeHigh Strength, Strong Pressure-Bearing Capacityread more
Excellent Weldability, Easy to Install
High Cost-Effectiveness, Economical and Durable -
![GOST Elbow]()
GOST ElbowGost elbows – HAIHAO China. GOST 17375/30753. For oil/gas, chemical, power piping. DN15–1000 (21.3–1016mm), wall 2–60mm. 45°/90°/180°, R=1.0–5D, BW ends. Carbon/Stainless/Alloy steel. 1000 t/m...read more -
![ASME Reducer]()
ASME ReducerStructure：Forged construction.read more
Core Material: Carbon steel, stainless steel, alloy steel. -
![GOST Reducer]()
GOST Reducer1.Execution Standard: GOST 17378read more
2.Type/Model: Concentric、Eccentric
3.Specification: φ21.3mm-1016mm
4.Connection Type: BW -
![Din Reducer]()
Din Reducer1.Wall Thickness:This product follows the DIN standard series,with thickness ranging from 1mm to 5mm and 3mm to 40mm,fully satisfying the pressure rating demands of diverse pipeline systems....read more -
![Stainless Steel Reducer]()
Stainless Steel Reducer1. Brand and Origin:The brand of the product is HAIHAO and it is manufactured in China. The product meets the requirements of ASME B16. 9 GOST 17378 and DIN2616 standards.read more
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![Large Diameter Bend]()
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![Socket Weld Sockolet]()
Socket Weld SockoletName: HAIHAO brandread more
Pressure Classes: 3000# and 6000#
Material: carbon steel, stainless steel and alloy steel materials
Design: Compact geometry allows efficient use of space...
Edward Leek
Through this cooperation, our company is impressed by your dedication and superb work attitude, and we sincerely hope that your company can do a prosperous business!
Kevin Doyle
I highly recommend this supplier to you! Their service and products are very commendable. If you want products with good quality and low price, you can come and see their products.
Maria Banks
Their customer service staff are very friendly, and they will provide professional help and service when we encounter any technical or other problems in the process of selecting products.
John Darnell
When we received it for the first time, I took out the product and tested it. It turned out that there was no problem. I have been using it for several months and it still works well!
Karen Dehart
We highly recommend you to buy their products, which are really great. They are not only easy to use, but also of good quality. It looks like they can be used for a long time.
Edward Hazel
You have always made integrity the cornerstone of your business, and I'm glad you've really delivered.
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We believe that, relying on the support of our customers and the strong production capacity of our factory, we can guarantee to provide customers with various 6 steel pipe cap, 90 Elbow GOST, 3 4 stainless steel tee of high quality and low price. As one of the most professional 4 x 3 concentric reducer manufacturers and suppliers in China, we are able to meet the needs of the majority of our customers. Please rest assured to wholesale high quality 4 x 3 concentric reducer made in China here from our factory. For price consultation, contact us.