Elbow

Elbow

Elbow is a fitting installed between two lengths of pipe or tube allowing a change of direction, usually in the 90° or 45° direction. According to the production process, it can be divided into welded elbow, stamped elbow, pushed elbow, cast elbow, etc. Elbow materials include cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, non-ferrous metals and plastics, etc.Because the elbow has good comprehensive performance, it is widely used in chemical industry, construction, water supply, drainage, petroleum, light and heavy industry, refrigeration, sanitation, plumbing, fire protection, electric power, aerospace, shipbuilding and other basic projects.

Elbow Pipe Sizes

Seamless elbow: 1/2"-24" DN15-DN600

Welded Elbow: 4"-72", DN150-DN1800


Elbow Pipe Types

90°long radius elbow
90°short radius elbow
45°long radius elbow
45°short radius elbow
180°long radius elbow

180°short radius elbow


General classification

Flexible elbow, ferrule elbow, edge elbow, quick-release elbow, seat elbow, flange elbow, 180° elbow, double socket elbow, single socket elbow

Socket elbow, reducing elbow, seamless elbow, butt welding elbow, 90 degrees elbow pipe, 45 degrees elbow pipe, combination tee, internal thread elbow, stamping elbow, push elbow,

high pressure elbow, wear-resistant elbow, mechanical elbow, flange elbow, groove elbow, three-dimensional elbow, external thread elbow, threaded elbow, special elbow, waterproof elbow

Materials of Elbow

Carbon steel: ASTM/ASME A234 WPB WPC.
Alloy steel: ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911.
Stainless steel: ASTM/ASME A403 WP 304-304L-304H-304LN-304N.
ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti.
ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347H.
Low-temperature steel: ASTM/ASME A402 WPL 3-WPL 6.

High performance: ASTM/ASME A860 WPHY 42-46-52-60-65-70.


Manufacturing standards for stainless steel elbows

China national standard GB/T12459, GB/T13401, HG/T21635, HG/T21631
American standard ASME/ANSI B16.9 MSS SP43,
Japanese standard JIS B 2311/2220,
German standard DIN2605/2616/2615/2617,
Russian standard GOST 17375/17376, etc.;
Accept non-standard customization and processing according to drawings

Specifications of pipe elbows

Pipe fittings elbow segmentable stainless steel reducing elbow

Product Name
Pipe elbow
Size
1/2"-24" seamless, 26"-60" welded
Standard
ANSI B16.9, EN10253-4, DIN 2605, GOST 17375-2001, JIS B2313, MSS SP 75, etc.
Wall thickness
SCH5S, SCH10S, SCH10, SCH40S, STD, XS, SCH80S, XXS, SCH20, SCH30, SCH40,
SCH60, SCH80, SCH160, XXS and etc.
Elbow
30° 45° 60° 90° 180°,etc
Radius
LR/long radius/R=1.5D,SR/Shrot radius/R=1D, various radius: 3D,4D,5D,6D,7D,
10D,20D etc.
End
Bevel end/BE/buttweld
Surface
Pickled,sand blasting, rolling blast,brighten,matt polished,mirror polished,vanished,
shinning




Material
Stainless steel: A403 WP304/304L, A403 WP316/316L, A403 WP321, A403 WP310S,
A403 WP347H, A403 WP316Ti, A403 WP317, 904L, 1.4301,1.4307,1.4401,1.4571,
1.4541, 254Mo and etc.
Duplex stainless steel: UNS31803, 2205, UNS32205, UNS31500, UNS32750 ,
UNS32760, 1.4462,1.4410,1.4501 and etc.
Nickel alloy: inconel600, inconel625, inconel690, incoloy800, incoloy 825, incoloy 800H,
C22, C-276,Monel400, Alloy20 etc.

Applications of Steel Pipe Elbows in Plumbing and Piping Systems

Elbow is a commonly used pipe fitting in plumbing installation. It is used to connect the pipe bends to change the direction of the pipe.

Other names: 90° elbow, right angle elbow, air elbow, stamped elbow, pressed elbow, machine elbow, welded elbow, etc, elbow pipe pvc,elbow pipe connector,elbow pipe steel.


  • Oil and Gas Pipelines: Handle high-pressure and high-temperature fluids.
  • Water Supply Systems: Allow for changes in direction in municipal and residential piping.
  • Chemical and Process Industries: Suitable for corrosive fluids or gases.
  • HVAC Systems: Used in heating, ventilation, and air conditioning pipelines.
  • Food and Pharmaceutical Industries: Require hygienic-grade stainless steel elbows to ensure sanitation.

What is the purpose of elbows in pipe fittings?

Elbows in pipe fittings are important components used to change the direction of a piping system. Elbows are designed to provide a smooth transition between two sections of pipe, allowing fluid flow to follow different routes while minimizing resistance and pressure loss. Here are some key aspects of using elbows in pipe fittings:

1. Directional change: The main function of an elbow is to change the direction of fluid flowing through a pipe system. Depending on the installation requirements, this can be a horizontal, vertical, or any angle of directional change.

2. Connection type: Elbows can connect pipes of various sizes and materials. Elbows come in a variety of types, such as male or female threads, butt welds, socket welds, and flanges to meet different installation needs and preferences.

3. Angularity: Elbows come in a variety of angles, with the most common being 45-degree and 90-degree elbows. However, for more specific directional changes, elbows of different angles are available, such as 22.5 degrees, 60 degrees, and even custom angles.

4. Reduced pressure loss: A well-designed elbow minimizes pressure loss in the system. The smooth and curved design of an elbow allows fluids to flow efficiently and with less friction than when the piping system uses sharp-angle fittings.

5. Versatile: Elbows are used in a wide range of applications, from domestic plumbing systems to large industrial facilities. Elbows are essential in any system where pipes need to pass through obstacles, enter mechanical equipment, change elevation, or simply change flow.

6. Diverse materials: Elbows are made from a variety of materials depending on the fluid type, temperature, and pressure. Common materials include PVC for low pressure and corrosive environments, stainless steel for high pressure and high temperature systems, brass for durability and corrosion resistance, and carbon steel for high pressure systems that do not contain corrosive elements.

7. Space saving: By enabling a change in direction, elbows help design compact piping systems that make efficient use of available space, especially in confined or confined areas.

Elbow Manufacturers, Suppliers


Baowi Steel is one of the leading elbow manufacturers in the industry, with many years of professional production experience, providing high-quality pipe fittings solutions to customers around the world. The elbows we produce include forgeable cast iron elbows and grooved elbows, and our products are widely used in various types of piping systems.

Our advantages
Excellent quality: Our elbows strictly comply with international quality standards, such as FM certification and UL certification, to ensure the safety and reliability of the products.
Rich experience: Years of manufacturing experience have given us an in-depth understanding of the performance and design of elbows, and we can provide customized services according to customer needs.
Strong durability: Select high-quality cast iron materials to create durable elbow products that can adapt to various complex working conditions.
Scope of application
Our elbows are widely used in construction, fire protection, HVAC, water supply, chemical industry and other fields, and are ideal for your pipeline system installation.

If you are looking for high-quality elbow products, please feel free to contact Baowi Steel! We will wholeheartedly provide you with professional solutions and quality services.

Baowi Steel | Cast every product with care.

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