Santner Nickel Alloys, a reputable manufacturer and supplier located in Hamilton, New Zealand, specializes in high-quality Inconel 718 Tubing, crafted for outstanding performance in the toughest environments. Renowned for its remarkable strength, resistance to corrosion, and stability at high temperatures, Inconel 718 Tubing is built to ensure dependable operation in applications that demand exceptional durability. Santner Nickel Alloys prides itself on precision manufacturing, thorough quality inspections, and compliance with international standards, making their tubing ideal for critical industries. With deep metallurgical knowledge and a commitment to customer service, the company delivers Inconel 718 Tubing that meets the rigorous requirements of aerospace, petrochemical, power generation, and offshore sectors.
Inconel 718 Tubing primarily consists of nickel, chromium, and iron, with enhancements from niobium and molybdenum. This alloy boasts impressive tensile and yield strength, excellent fatigue resistance, and remarkable creep-rupture properties even at elevated temperatures. It remains stable during thermal cycling and offers exceptional resistance to pitting, oxidation, and stress-corrosion cracking. The alloy’s ability to undergo precipitation hardening boosts its mechanical performance without sacrificing weldability or formability. These combined traits make Inconel 718 Tubing a reliable choice for extreme environments characterized by high pressure, heat, and corrosive substances.
Alloy 718 Tube Size : 15 NB to 150 NB IN
Standards : ASTM B163, B516 / ASME SB163, B516, AMS 5589/ 5590
AMS 5589 Tube Type : Seamless / ERW / Welded / Fabricated / Hollow / LSAW Pipes
2.4668 Inconel tubing wall thickness: .035″ –.095′, (special wall thicknesses available)
AMS 5590 tube Schedule : SCH5, SCH10, SCH40, STD, SCH80, SCH160
718 Alloy Tube Finish : Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF
UNS N07718 tube Form : Round, Square, Rectangular, Hydraulic, Straight or ‘U’ bent Tubes Etc.
ASME SB 163 UNS N07718 tube Length : Single Random, Double Random & Cut Length.
End : Plain End, Beveled End, Treaded.
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
| Inconel 718 | 0.08 max | 0.35 max | 0.35 max | 0.015max | 0.30 max | – | 50.00 – 55.00 | 17.00 – 21.00 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Inconel 718 | 8.2 g/cm3 | 1350 °C (2460 °F) | Psi – 1,35,000 , MPa – 930 | Psi – 75,000 , MPa – 482 | 45 % |
At Santner Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Inconel 718 Tubing in Hamilton, New Zealand, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the New Zealand, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Inconel 718 Tubing finds extensive use in industries that demand materials capable of enduring severe mechanical and thermal conditions. In aerospace, it’s employed in engine components, fuel lines, hydraulic tubes, and high-temperature systems. The petrochemical sector utilizes it for reactor tubing, heat exchanger coils, and high-pressure fluid transport. Power generation facilities incorporate Inconel 718 Tubing in turbine systems, steam lines, and superheater sections.
