MSS SP-97 Weldolet Supplied to Iraq for Oil and Gas Pipeline Projects
Haihao Group has successfully completed the shipment of butt weld branch fittings (Weldolet) to a customer in Iraq. The products were manufactured in strict accordance with MSS SP-97 and NACE MR0175, meeting the project’s requirements for pressure rating, material performance, and sour service compliance.
These MSS SP-97 Weldolet fittings are designed for use in oil and gas pipeline systems where safe, reliable branch connections are critical.
Carbon Steel and LTCS Weldolet for Critical Branch Connections
The shipment includes two types of butt weld weldolet fittings, covering both low-temperature and standard carbon steel applications:
ASTM A350 LF2 LTCS Weldolet
- Run pipe: 12 inch, SCH 40
- Branch pipe: 1 inch, SCH 160
- End connection: Beveled ends (BE)
- Material: ASTM A350 Grade LF2 (LTCS)
- Standards: MSS SP-97, NACE MR0175
This ASTM A350 LF2 weldolet is suitable for low-temperature service and environments requiring enhanced toughness and impact resistance.

MSS SP-97 ASTM A350 GR LF2 and A105N weldolets for oil and gas pipelines
ASTM A105N Carbon Steel Weldolet
- Run pipe: 8 inch, SCH 20
- Branch pipe: 3 inch, SCH STD / SCH 40
- End connection: Beveled ends
- Material: ASTM A105N
- Standards: MSS SP-97, NACE MR0175
The ASTM A105N Weldolet fitting provides a cost-effective and reliable solution for standard pressure and temperature pipeline systems.
Compliance with MSS SP-97 and NACE MR0175
All Weldolet fittings in this order were produced in full compliance with MSS SP-97, ensuring dimensional accuracy and structural integrity for branch connections. Additionally, NACE MR0175 compliance guarantees suitability for sour service conditions commonly found in Iraqi oil and gas fields.
Each product was supplied with complete inspection documentation and material traceability to meet international project requirements.
Reliable Weldolet Supplier for the Iraq Market
With extensive experience supplying weldolet fittings for Middle East oil and gas projects, Haihao Group supports customers in Iraq with:
- MSS SP-97 standard branch fittings
- Carbon steel and low-temperature carbon steel options
- NACE MR0175 compliant materials
- Stable quality control and export-ready packaging
Our butt weld weldolet fittings are widely used in pipeline construction, refineries, petrochemical plants, and upstream oil & gas facilities.
