Haihao Group has successfully completed the shipment of seamless nickel alloy pipes for a customer in Singapore.The supplied pipes are manufactured from Inconel 625 (UNS N06625) and are designed for high-corrosion and high-reliability applications commonly found in offshore, chemical, and energy industries.
All pipes are produced in strict accordance with ASME B36.19M and fully comply with NACE MR0175 / MR-01-75, ensuring suitability for sour service environments.

Seamless Inconel 625 nickel alloy pipes supplied by Haihao Group for Singapore industrial project
Product Specifications
- Product: Seamless nickel alloy pipe
- Outside Diameter: 1/2″
- Wall Thickness: Schedule 40S
- Standard: ASME B36.19M
- Material Grade: ASTM B444 Grade 1
- UNS: N06625 (Inconel 625)
- Length: 6 meters fixed length
- Pipe Ends: Flat ends (plain ends)
The use of seamless manufacturing technology ensures uniform wall thickness, excellent pressure resistance, and enhanced structural integrity.
Material Performance and Application Advantages
Inconel 625 is a nickel-chromium-molybdenum alloy known for its:
- Outstanding resistance to pitting and crevice corrosion
- Excellent performance in chloride-containing and sour environments
- High strength without the need for age hardening
- Stable mechanical properties at elevated temperatures
These characteristics make seamless Inconel 625 pipes an ideal choice for offshore piping systems, chemical processing lines, and high-pressure installations.
Quality Control and Certification
Each pipe delivered by Haihao Group underwent strict quality inspection procedures, including:
- Chemical composition analysis
- Dimensional inspection
- Visual examination
- PMI (Positive Material Identification)
- Compliance verification to ASTM B444 and ASME B36.19M
Complete documentation with EN 10204 3.1 certification was provided to ensure full traceability and project compliance.
Why Singapore Clients Choose Haihao Group
Haihao Group has extensive experience supplying nickel alloy and stainless steel pipes to international customers. Our strengths include:
- Reliable sourcing of Inconel 625 seamless pipes
- Strict quality control and standardized inspection procedures
- Full compliance with international standards and NACE requirements
- Stable delivery schedules and professional export service
- Proven project experience in Southeast Asia markets

