Haihao Group Supplies Seamless WPB & WP316L Pipe Fittings to UAE Client
Haihao Group is pleased to announce the successful delivery of a large batch of seamless pipe fittings to a long-term customer in the United Arab Emirates. The shipment covers a complete range of carbon steel WPB fittings and stainless steel WP316L fittings, all produced strictly in accordance with ASME B16.9.
These products will be used in UAE oil, gas, and industrial pipeline systems, where durability, pressure resistance, and reliability are essential. Each fitting was manufactured with seamless technology to ensure superior strength and clean internal flow paths.

ASME B16.9 A403 GR.WP316L Eccentric Reducer
Comprehensive Supply of Seamless Carbon Steel WPB Fittings
The order includes a wide variety of A234 WPB seamless fittings, covering multiple wall thicknesses such as SCH40, SCH80, SCH160, ensuring flexibility for different pipeline requirements.
1. Seamless Long Radius Elbows (45° and 90°)
Sizes shipped:
- 2″, 2½”, 3″, 6″ in SCH40 / SCH80
- 2″ SCH160 long-radius elbows
These seamless WPB long-radius elbows provide low-turbulence directional flow and high structural integrity, making them suitable for high-pressure pipelines and onshore/offshore facilities.

ASME B16.9 A234 WPB eccentric reducer ready for shipment
2. Seamless Pipe Caps
Sizes:
- 3″ SCH40
- 2″ SCH160
Designed to permanently or temporarily seal pipelines, the seamless WPB caps offer exceptional pressure containment thanks to their heavy-wall construction.
3. Seamless Concentric and Eccentric Reducers
Supplied range includes:
- 1.5 × 1″ SCH80
- 2 × 1″ SCH80 / SCH160
- 3 × 2″ SCH40 / SCH80
- 6 × 4″ SCH40
These seamless WPB reducers allow smooth transition between pipe diameters while minimizing flow disturbance-ideal for pump stations, compressor lines, and process piping.

Seamless WPB 45 degree long radius elbow ASME B16.9
4. Seamless Equal and Reducing Tees
Models delivered:
- Equal tees: 2″, 3″, SCH40 / SCH80 / SCH160
- Reducing tees: 2 × 1″, 2 × 0.75″, 3 × 1″, 3 × 2″, SCH80 / SCH160
All tees are manufactured using seamless forging and hot-forming processes to achieve perfect wall uniformity and high mechanical strength.
WP316L Seamless Stainless Steel Fittings Delivered
For applications requiring corrosion resistance, the order also included A403 WP316L stainless steel seamless fittings, such as:
- 2″ 45° long-radius elbows (SCH40S)
- 2″ and 3″ 90° elbows (SCH40S / SCH10S)
- 2″ seamless cap SCH40S
- 1.5 × 1″ SCH80S concentric reducer
- 1 × 0.5″ SCH80S eccentric reducer
- 2″ equal tee SCH40
- 2 × 1″ reducing tees SCH40 & SCH80
WP316L stainless steel ensures outstanding resistance to corrosion, chloride attack, and high-temperature service, making these fittings ideal for chemical processing, desalination, and refinery applications in the UAE.
Commitment to Quality and Global Service
All fittings in this shipment were produced under strict quality control, with dimensional accuracy, heat treatment records, and full traceability. Haihao Group continues to support customers worldwide with:
- Seamless & welded pipe fittings
- Customized thickness and non-standard sizes
- Professional packaging for long-distance sea transport
- Stable delivery for large-scale projects
This successful delivery once again demonstrates Haihao’s capability as a reliable seamless WPB and WP316L pipe fittings manufacturer for global pipeline projects.
