Product Details
Place of Origin: Xi'an, Shaanxi Province, China
Brand Name: PeterTrade(PT)
Model Number: ASME B16.9 45 Degree 3D Elbows
Payment & Shipping Terms
Minimum Order Quantity: 1-10 Pieces
Price: negotiable
Packaging Details: Wooden Case,plywood Case,pallet Etc.
Delivery Time: about 15-45 days, accordingly
Payment Terms: D/A, T/T, L/C,D/P
Supply Ability: 100-200 Ton/Tons Per Month
Angle: |
45 Degrees Elbows |
Size: |
From 1/2'' To 48'' |
Radius: |
3D Radius |
Shape: |
Elbows |
Material: |
Stainless Steel ASTM A403 |
Other Materials: |
Carbon Steel, Alloy Steel, And Others As Per Your Requirement |
Schedule: |
Sch10s,SCH20,SCH40,SCH80,SCH120,SCH160,SCH-STD,SCH-XS,SCH-XXS. |
Apply For: |
Plumbing, HVAC, And General Industrial Piping Systems |
Angle: |
45 Degrees Elbows |
Size: |
From 1/2'' To 48'' |
Radius: |
3D Radius |
Shape: |
Elbows |
Material: |
Stainless Steel ASTM A403 |
Other Materials: |
Carbon Steel, Alloy Steel, And Others As Per Your Requirement |
Schedule: |
Sch10s,SCH20,SCH40,SCH80,SCH120,SCH160,SCH-STD,SCH-XS,SCH-XXS. |
Apply For: |
Plumbing, HVAC, And General Industrial Piping Systems |
ASME B16.9 Pipe Fittings Elbow Stainless Steel ASTM A403 3D Radius 45 Degree Elbow for Industrial Piping Systems
Product Introduction of ASME B16.9 3D Radius Elbows:
According to ASME B16.9, the standard 3D radius elbow is available in 45° or 90° angles. The center-to-end dimension of a 3D radius elbow is significantly larger compared to a long radius (L/R) elbow, as it is calculated as "3 times the nominal pipe size (NPS)" in inches.
The larger center-to-end dimension of a 3D radius elbow provides several benefits, including smoother flow characteristics. The increased length allows for a more gradual change in direction compared to an L/R elbow, resulting in reduced turbulence and lower pressure drop within the piping system.
The smoother flow characteristics offered by a 3D radius elbow can be advantageous in applications where minimizing pressure loss and maintaining efficient fluid flow are important. This is particularly relevant in industries such as oil and gas, chemical processing, and power generation, where maintaining optimal flow conditions is crucial for system performance.
While a 3D radius elbow provides smoother flow characteristics, it also occupies a larger physical space compared to an L/R elbow. Therefore, considerations regarding the available space and overall system design should be taken into account when selecting the appropriate elbow for a specific application.
By offering a larger radius and a more gradual change in direction, the 3D radius elbow contributes to improved flow characteristics, reduced pressure drop, and enhanced overall efficiency in piping systems.
ASME B16.9 45 Degree Elbow 3D Dimensions:
| ASME B16.9 45 Degree 3D Dimensions(mm) | ||
| NPS | D(outer dimension) | B(Center-to-End) |
| 1/2″ | 21.3 | … |
| 3/4″ | 26.7 | 24 |
| 1″ | 33.4 | 31 |
| 1 1/4″ | 42.2 | 39 |
| 1 1/2″ | 48.3 | 47 |
| 2″ | 60.3 | 63 |
| 2 1/2″ | 73 | 79 |
| 3″ | 88.9 | 95 |
| 3 1/2″ | 101.6 | 111 |
| 4″ | 114.3 | 127 |
| 5″ | 141.3 | 157 |
| 6″ | 168.3 | 189 |
| 8″ | 219.1 | 252 |
| 10″ | 273 | 316 |
| 12″ | 323.8 | 378 |
| 14″ | 355.6 | 441 |
| 16″ | 406.4 | 505 |
| 18″ | 457 | 568 |
| 20″ | 508 | 632 |
| 22″ | 559 | 694 |
| 24″ | 610 | 757 |
| 26″ | 660 | 821 |
| 28″ | 711 | 883 |
| 30″ | 762 | 964 |
| 32″ | 813 | 1010 |
| 34″ | 864 | 1073 |
| 36″ | 914 | 1135 |
| 38″ | 965 | 1200 |
| 40″ | 1016 | 1264 |
| 42″ | 1067 | 1326 |
| 44″ | 1118 | 1389 |
| 46″ | 1168 | 1453 |
| 48″ | 1219 | 1516 |
The elbow is designed to change the direction of the piping system by 45 degrees while maintaining a larger bending radius, calculated as "3 times the nominal pipe size (NPS)" in inches. The 3D radius indicates a more gradual curve compared to elbows with smaller radius.The elbow is manufactured in accordance with the ASTM A403 specification, which covers stainless steel pipe fittings. The specific grade of stainless steel used will depend on the application requirements, such as corrosion resistance, temperature resistance, and mechanical properties.The dimensions of the elbow, including the outside diameter (OD), wall thickness, and center-to-end dimension, will conform to the ASME B16.9 standard. The center-to-end dimension of a 45-degree 3D radius elbow will be calculated as "3 times the NPS" in inches. ASTM A403 45 Degree 3D Radius Elbows are typically welded fittings. They are designed to be joined to the piping system through welding processes such as butt welding or socket welding, depending on the material and application requirements.
Grades of ASME B16.9 ASTM A403 Stainless Steel 3D 45 Degree Elbows:
The ASTM A403 specification for stainless steel pipe fittings, including 45-degree 3D radius elbows, covers various grades of stainless steel that can be used for manufacturing these fittings. The specific grade of stainless steel to be used depends on the requirements of the application, including factors such as corrosion resistance, temperature resistance, and mechanical properties.
Some commonly used grades of stainless steel for A403 45-degree 3D radius elbows include:
ASTM A403 WP304/304L: This grade is the most commonly used stainless steel grade for general-purpose applications. It offers excellent corrosion resistance, good mechanical properties, and is suitable for a wide range of industries.
ASTM A403 WP316/316L: This grade provides enhanced corrosion resistance compared to 304/304L stainless steel. It contains molybdenum, which improves its resistance to corrosive environments, particularly against chlorides. It is often used in applications where higher corrosion resistance is required, such as in marine environments or chemical processing industries.
ASTM A403 WP321/321H: This grade contains titanium, which stabilizes the stainless steel against sensitization during welding and prevents intergranular corrosion. It offers excellent resistance to high-temperature environments and is commonly used in applications involving elevated temperatures.
ASTM A403 WP347/347H: This grade is similar to WP321/321H but contains niobium, which provides enhanced resistance to sensitization and intergranular corrosion. It is well-suited for applications involving high-temperature environments and is commonly used in the petrochemical and power generation industries.
Usages of 45 Degree 3D Radius Elbows:
Change in Direction: A 45-degree 3D radius elbow is frequently employed when a change in direction of the piping system is required. It allows for a moderate change in flow direction while maintaining a larger radius curve. This makes it suitable for applications where a smooth transition is needed to minimize pressure drop and turbulence.
Flow Distribution: In piping systems that require equal or proportional flow distribution among multiple branches or lines, a 45-degree 3D radius elbow can be used. It helps balance the flow rate and pressure among the outlets, ensuring efficient fluid distribution.
Space Constraints: When space limitations exist, and a specific turn angle is necessary, a 45-degree 3D radius elbow can be a suitable choice. It provides a moderate change in direction while occupying less space compared to other elbows with sharper angles.
Process Piping: 45-degree 3D radius elbows find utility in various process piping applications across industries such as oil and gas, chemical processing, power generation, and more. They are commonly used when a moderate change in flow direction is required without compromising the flow efficiency or causing excessive pressure drop.
Plumbing Systems: In plumbing systems, 45-degree 3D radius elbows are employed for directing the flow of water, wastewater, or other fluids in residential, commercial, and industrial settings. They allow for smooth turns and help maintain the overall efficiency of the plumbing system.
