45 degree elbow is a pipe fitting designed to change the direction of flow by 45 degrees in an industrial piping system. Compared with a 90 degree elbow, it provides a smaller change in direction and can be used where the piping layout requires a gradual directional transition.
JinHangPipe offers 45 degree butt weld elbows for industrial piping applications, with material selection and dimensions based on project requirements. Available material categories include carbon steel, stainless steel and alloy steel, subject to the required material grade, size and manufacturing specifications.
These fittings can be specified by nominal pipe size (NPS/DN), outside diameter, wall thickness or pipe schedule, and end preparation. Long radius configurations are commonly used, while other configurations should be confirmed against the applicable dimensional standard and project specification.
| Item | Specification |
|---|---|
|
Product Name |
45 Degree Elbow |
|
Alternative Name |
45° Butt Weld Elbow |
|
Product Type |
Pipe Fitting |
|
Elbow Angle |
45° |
|
Connection Type |
Butt Weld |
|
Nominal Pipe Size |
NPS 1/2 and above |
|
Size Designation |
NPS / DN |
|
Wall Thickness |
Customer Requirements |
|
Wall Thickness Designation |
SCH 5S, SCH 10, SCH 40, SCH 80 and other available specifications |
|
End Preparation |
Beveled ends for butt welding |
|
Manufacturing Standard |
ASME B16.9 |
|
Dimensional Standard |
ASME B16.9 for applicable factory-made wrought butt-welding fittings |
|
Material Options |
Carbon Steel, Stainless Steel, Alloy Steel |
|
Manufacturing Process |
Seamless, welded or fabricated |
|
Surface Finish |
Customer Requirements |
|
Inspection Documents |
Material Test Certificate (MTC) and other inspection documents as agreed in the order |
|
Application |
Oil and Gas, Petrochemical, Power Generation, Chemical Processing and Industrial Piping |
|
Material Category |
Material Standard |
Common Grade Examples |
|---|---|---|
|
Carbon Steel |
ASTM A234/A234M |
WPB |
|
Low-Temperature Carbon Steel |
ASTM A420/A420M |
WPL6 |
|
Alloy Steel |
ASTM A234/A234M |
WP11, WP22, WP91 |
|
Stainless Steel |
ASTM A403/A403M |
WP304/304L, WP316/316L |
|
Duplex Stainless Steel |
ASTM A815/A815M |
UNS S31803, UNS S32205 |
Our 45 degree elbows are manufactured in accordance with applicable international standards, including ASME B16.9 for factory-made wrought buttwelding fittings and relevant ASTM material specifications, depending on the material grade and product requirements.
Strict control of raw materials, forming processes, dimensional accuracy, and surface quality helps ensure consistent product specifications, reliable weld fit-up, and dependable performance in industrial piping systems.
45 degree elbows are used in piping layouts where a 45-degree change in direction is required. Their suitability depends on the process conditions, selected material and piping design.
Oil and Gas: Used in process and utility piping where the specified piping design calls for a 45-degree directional change.
Petrochemical Plants: Suitable for piping arrangements in processing units, subject to material compatibility and project specifications.
Power Generation: Used in industrial piping systems designed around the required flow path and operating conditions.
Chemical Processing: Selected for piping systems handling process fluids, with material selection based on chemical compatibility and service conditions.
General Industrial Piping: Used in pipelines where a 45-degree turn helps accommodate equipment connections or installation layouts.
What is a 45 degree elbow used for?
A 45 degree elbow changes the direction of a pipeline by 45 degrees. It is commonly selected for industrial piping layouts that require a smaller directional change than a 90 degree elbow.
What materials are available for 45 degree elbows?
Common material categories include carbon steel, stainless steel and alloy steel.
Which standard applies to 45 degree butt weld elbows?
ASME B16.9 is a commonly specified dimensional standard for factory-made wrought butt-welding fittings. The applicable ASTM material specification depends on the selected material and service conditions.
What sizes are available?
Sizes are specified by nominal pipe size (NPS) or DN. The available range depends on the manufacturer, material, wall thickness and applicable standard. Confirm the required size before placing an order.
Can 45 degree elbows be customized?
Yes. Project-specific requirements may be reviewed for dimensions, material grade, wall thickness, end preparation and inspection documentation. Customization is subject to technical evaluation and manufacturing feasibility.
Send us your drawings or requirements and get a fast quotation today.
