Fujian Honglun Steel Industry Group Co., Ltd. specializes in manufacturing high-performance high alloy steel and nickel alloy seamless pipes designed for demanding industrial environments requiring exceptional corrosion resistance, high temperature stability, and long-term reliability.
Our high alloy products include Hastelloy, Inconel, Incoloy, and Monel alloys, which are engineered to withstand aggressive chemical media, high-temperature oxidation, seawater corrosion, and extreme operating conditions.
Manufactured according to international standards including ASTM, ASME, EN, and other applicable specifications, our nickel-based alloy pipes feature excellent mechanical strength, superior corrosion resistance, and outstanding performance in critical applications such as chemical processing, petrochemical equipment, marine engineering, heat exchangers, pollution control systems, and energy industries.
Through advanced manufacturing processes and strict quality inspection, we ensure precise dimensions, reliable material performance, and extended service life for highly demanding applications.
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Item | Specification |
Product Standard | ASTM B163, ASTM B167, ASTM B407, ASTM B423, ASTM B444, ASTM B622, ASTM B729, ASME SB163, ASME SB167, ASME SB407, ASME SB423, ASME SB444, and other international standards |
Outer Diameter Range | 1/8 inch – 32 inch |
Wall Thickness | Sch 5S – Sch 160S |
Length | Up to 36 meters |
Material Grades | Hastelloy: C-276 (N10276), C-22 (N06022), B-2 (N10665) |
Material Characteristics | Excellent resistance to corrosion, oxidation, high-temperature environments, seawater, and aggressive chemical media |
Product Shape | Round, Square, U-Shaped, Rectangular, and Spiral |
Heat Treatment | Solution Annealing, Stabilization Treatment, and Stress Relieving (as required) |
Surface Finish | Pickled, Bright Annealed, Polished, and Customized Surface Treatment |
End Treatment | Plain End, Beveled End, Threaded End (as required) |
Oil and gas industry
Chemical and petrochemical industry
Electric power industry
Marine and Offshore Applications
Water treatment and desalination plants
Raw Materials Certificate
100% Positive Material Identification (PMI)
Heat Treatment Charts
Third-Party Inspection Report
Surface roughness and size measurement
Manufacturer Test Certificate (Impact Testing, Flattening, Flare, Bend, Hardness, Intergranular Corrosion, Pitting Corrosion, Grain size, Eddy Current (ET), Ultrasonic Testing (UT), Hydrostatic Testing (HT), etc.)
Laboratory Test Certificate from Govt. Approved Lab