Pipe Elbows

Pipe Elbows

Description

Pipe elbows are used to change the direction of flow in piping systems and are one of the most commonly used components in industrial piping systems. Typical elbow angles include 45°, 90° and 180°, with long radius and short radius configurations depending on piping design requirements and flow characteristics.

In industrial piping systems, pipe elbows are normally installed together with butt weld fittings, pipes and pipe flanges to form complete piping assemblies. Elbows are widely used in high-pressure, high-temperature and corrosion-resistant piping systems in petrochemical plants, offshore platforms, refineries and power plants.

Pipe elbows are manufactured in accordance with international piping standards and supplied with full material traceability and inspection documentation for EPC and industrial projects.

Specifications / Standards

Pipe elbows are manufactured according to international piping and pressure vessel standards to ensure dimensional accuracy, pressure rating compliance and welding compatibility.

Typical standards include:

ASME B16.9 – Factory-Made Butt Welding Fittings
ASME B16.28 – Short Radius Elbows
MSS SP-75 – High Yield Butt Weld Fittings
EN 10253-2 – Butt Weld Fittings for Pressure Purposes
EN 10253-4 – Stainless Steel Butt Weld Fittings
ASTM A234 – Carbon Steel Pipe Fittings
ASTM A403 – Stainless Steel Pipe Fittings
ASTM A815 – Duplex Stainless Steel Pipe Fittings
ASTM B366 – Nickel Alloy Pipe Fittings
EN 10204 – Inspection Certificates

Pipe elbows are typically supplied together with stainless steel pipe fittings and piping materials for complete project material packages.

Material Grades

Pipe elbows can be manufactured in carbon steel, stainless steel, duplex stainless steel and nickel alloys depending on service conditions such as corrosion, pressure and temperature.

Carbon Steel

ASTM A234 WPB
ASTM A420 WPL6

Stainless Steel

ASTM A403 WP304 / 304L
ASTM A403 WP316 / 316L
ASTM A403 WP321
ASTM A403 WP347

Duplex & Super Duplex

ASTM A815 UNS S31803
ASTM A815 UNS S32205
ASTM A815 UNS S32750
ASTM A815 UNS S32760

Nickel Alloys

ASTM B366 UNS N06625
ASTM B366 UNS N08825
ASTM B366 UNS N10276 ( HASTELLOY  C276 )

ASTM/ ASME SB 336 UNS 2200 ( NICKEL 200 )

UNS 2201 (NICKEL 201 ), UNS 4400 (MONEL400 ), UNS 8020 ( ALLOY 20 / 20 CB 3,  UNS 6600 (INCONEL 600 ), UNS 6601 ( INCONEL 601 ) 

Material selection is based on project specifications, corrosion allowance and operating conditions.

Size Range

Typical size range for pipe elbows:

Size Range: 1/2″ to 72″
Wall Thickness: SCH 5S – SCH XXS
Elbow Types:
45° Elbow
90° Elbow
180° Return
Long Radius Elbow (LR)
Short Radius Elbow (SR)
Manufacturing Types:
Seamless Elbows
Welded Elbows
Fabricated Elbows

Special sizes and custom elbows can be manufactured according to project drawings and piping isometrics.

Manufacturing Process

The manufacturing process for pipe elbows typically includes:

Raw material pipe selection
Cutting
Hot forming / Induction bending
Cold forming (for small sizes)
Heat treatment (Normalizing / Solution Annealing)
Bevel machining
Surface treatment (Pickling / Passivation / Shot blasting)
Marking and traceability
Inspection and testing
Packing and shipment

All elbows are traceable from raw material heat number to final inspection documentation.

Inspection & Testing

Inspection and testing may include:

Visual inspection
Dimensional inspection
PMI (Positive Material Identification)
Mechanical testing
Hardness testing
Ultrasonic testing (UT)
Dye penetrant testing (PT)
Magnetic particle testing (MT)
Radiography testing (RT) for welded elbows
Hydrostatic testing (if required)
Third-party inspection (SGS / BV / TUV / DNV)

Inspection certificates can be provided according to EN 10204 3.1 or 3.2.

Applications / Industries

Pipe elbows are widely used in industrial piping systems across multiple industries, including:

Oil & Gas
Petrochemical
Offshore & FPSO
LNG & Gas Processing
Power Plants
Nuclear Industry
Chemical Plants
Desalination Plants
Shipbuilding
Heavy Industry

Elbows are essential components in process piping, utility piping, offshore piping systems and high-pressure piping systems.

Packaging & Delivery

Pipe elbows are packed to prevent damage during transportation and storage.

Typical packing methods include:

Wooden cases
Plywood boxes
Pallets
Waterproof wrapping
End protection caps
Heat number marking
Packing list and traceability documents

Export packing is suitable for sea freight, air freight and project site delivery.

Why Choose Us

We supply pipe elbows for industrial piping projects with full material traceability, inspection documentation and project packaging requirements.

Our pipe elbows are supplied to EPC contractors, fabrication workshops, offshore projects, petrochemical plants and power plant projects where quality, documentation and delivery reliability are critical.

We support complete piping material supply including pipes, fittings, flanges, forgings and prefabrication pipe spools, ensuring compatibility between all piping components and project specifications.