Haihao Group Delivers ASME B16.9 WPB Fittings for Saudi Arabia Pipeline Project

Haihao Group recently completed the manufacturing and shipment of a batch of carbon steel pipeline fittings for a customer in Saudi Arabia. The order included a large-diameter equal tee, seamless long-radius elbows, and pipe caps manufactured according to ASME B16.9 standards.

As one of the leading suppliers of industrial piping components, Haihao Group continues to support oil & gas, water transmission, petrochemical, and infrastructure projects throughout the Middle East with reliable products and professional manufacturing services.

Project Overview

This shipment consisted of several types of ASME B16.9 WPB fitting products designed for large-scale pipeline systems.

Equal Tee

• Type: Butt Weld Equal Tee
• Size: 1200 mm × 1200 mm
• Material: ASTM A234 WPB
• Standard: ASME B16.9
• Wall Thickness: STD

Pipe Cap

• Size: 300 mm
• Wall Thickness: 9.53 mm
• Material: ASTM A234 WPB
• Standard: ASME B16.9

Seamless Long Radius Elbows

45° Long Radius Seamless Elbow

• Size: 600 mm
• Wall Thickness: 9.53 mm
• End Type: Beveled End (BE)
• Material: ASTM A234 WPB
• Standard: ASME B16.9

45° Long Radius Seamless Elbow

• Size: 500 mm
• Wall Thickness: 9.53 mm
• End Type: Beveled End (BE)
• Material: ASTM A234 WPB
• Standard: ASME B16.9

90° Long Radius Seamless Elbow

• Size: 600 mm
• Wall Thickness: 9.53 mm
• End Type: Beveled End (BE)
• Material: ASTM A234 WPB
• Standard: ASME B16.9

All products were manufactured and inspected according to project specifications before export.

ASTM A234 WPB pipe fittings manufactured by Haihao Group

Why ASME B16.9 WPB Fittings Are Widely Used

The ASME B16.9 WPB fitting is one of the most common piping components used in industrial pipeline construction worldwide.

Manufactured from ASTM A234 WPB carbon steel, these fittings offer:

• Excellent mechanical strength
• Reliable welding performance
• Good pressure resistance
• Cost-effective installation
• Long service life

Because of these advantages, the ASME B16.9 WPB fitting remains a preferred choice for transmission pipelines, refineries, desalination plants, and industrial processing facilities.

Large-Diameter Equal Tee for Pipeline Branch Connections

The 1200 mm equal tee supplied in this order was designed for a large-diameter pipeline network.

Equal tees are essential components that allow fluid flow to be distributed through branch pipelines while maintaining balanced flow characteristics.

For large-scale infrastructure projects, dimensional accuracy is critical. Haihao Group carefully controls forming, welding, and machining processes to ensure each ASME B16.9 WPB fitting meets specification requirements.

Seamless Elbows for Smooth Flow Direction Changes

The shipment also included both 45-degree and 90-degree seamless long-radius elbows.

Compared with short-radius elbows, long-radius elbows offer several benefits:

• Reduced pressure loss
• Improved flow efficiency
• Lower turbulence
• Reduced erosion risk
• Enhanced operational reliability

These advantages make seamless long-radius elbows particularly suitable for high-volume pipeline systems commonly found in Saudi Arabia’s energy and industrial sectors.

Pipe Caps for Pipeline Termination and Protection

The 300 mm pipe cap included in this shipment provides a secure method for sealing the end of a pipeline.

Pipe caps are commonly used for:

• Pipeline isolation
• Future expansion points
• Equipment protection
• Pressure testing systems
• Storage and transportation protection

Like every ASME B16.9 WPB fitting supplied by Haihao Group, the pipe cap underwent strict dimensional and visual inspections before shipment.

Quality Control Throughout Production

Quality remains a key priority for every Haihao Group project.

The manufacturing process included:

Raw Material Inspection

All materials were verified to meet ASTM A234 WPB requirements.

Dimensional Verification

Each fitting was inspected to ensure compliance with ASME B16.9 tolerances.

Bevel End Inspection

Special attention was given to the beveled ends of the seamless elbows to facilitate efficient field welding.

Surface Examination

Finished fittings were visually inspected to ensure smooth surfaces and proper workmanship.

These quality procedures ensure that every ASME B16.9 WPB fitting delivered to customers performs reliably in service.

Supporting Middle East Pipeline Projects

Saudi Arabia continues to invest heavily in oil & gas infrastructure, water transportation systems, industrial facilities, and energy projects.

With extensive experience supplying large-diameter pipeline components, Haihao Group provides customers with:

• Carbon steel fittings
• Seamless elbows
• Butt weld tees
• Pipe caps
• Custom pipeline components
• International project support

Our manufacturing team is committed to delivering products that meet technical specifications, project schedules, and quality expectations.

Looking for ASME B16.9 WPB Fittings?

Whether you require large-diameter tees, seamless elbows, pipe caps, or customized pipeline fittings, Haihao Group can provide dependable solutions tailored to your project.

Contact our engineering and sales team today for technical support, pricing information, and customized manufacturing services.