Haihao Group Delivers ASME B16.5 F316/F316L Stainless Steel Flanges for ADNOC Project in UAE
Haihao Group has successfully completed the delivery of a batch of ASME B16.5 stainless steel flanges to a customer in the United Arab Emirates for an ADNOC-related engineering project.
The shipment includes RF socket weld flanges and RF welding neck flanges manufactured from ASTM A182 F316/F316L forged stainless steel, meeting strict project specifications including low sulfur and phosphorus control, full heat treatment, and comprehensive material certification.
ASTM A182 F316L RF welding neck flanges ASME B16.5 shipment for ADNOC UAE project
The supplied flanges include:
RF Socket Weld Flange
- Size: 1/2″
- Pressure Rating: Class 150
- Pipe Schedule: 80S
- Material: ASTM A182 F316/F316L
- Standard: ASME B16.5
RF Welding Neck Flange (WN Flange)
- Size: 1″
- Pressure Rating: Class 150
- Pipe Schedule: 80S
- Material: ASTM A182 F316/F316L
- Standard: ASME B16.5
These F316/F316L forged stainless steel flanges are designed for corrosion resistance and structural integrity in refinery and oil & gas piping systems.
ADNOC Project Requirements and Quality Assurance
For this UAE project, the client required flanges suitable for ADNOC engineering standards, with enhanced material control and documentation compliance. Haihao Group ensured:
- 100% visual inspection (no rust, scratches, bending, or surface defects)
- Full material preservation and traceability
- Heat treatment applied to all forged flanges
- Low sulfur and low phosphorus chemical composition
- Raw material mill test certificates
- Finished product inspection reports
- Certificate of origin
- Basic mechanical and chemical test reports
- EN 10204 Type 3.2 certification
- Protective caps for secure export packaging
As an experienced ASTM A182 F316L flange supplier for UAE oil and gas projects, Haihao Group strictly follows international quality control standards to meet Middle East energy sector expectations.
Why ASTM A182 F316/F316L Stainless Steel?
ASTM A182 F316/F316L RF flanges are widely used in offshore, refinery, and petrochemical systems due to:
- Excellent corrosion resistance
- Strong mechanical performance
- Good weldability
- Stable behavior under moderate pressure (Class 150 applications)
The combination of ASME B16.5 compliance and Schedule 80S compatibility ensures reliable installation and long-term sealing performance.
Supporting the Middle East Energy Industry
With extensive export experience to the UAE, Haihao Group continues to provide:
- ASME B16.5 stainless steel flanges for ADNOC projects
- ASTM A182 F316/F316L RF socket weld flanges
- Welding neck flanges for oil and gas pipelines
- 3.2 certified forged stainless steel flanges