Based in the heart of Hamilton, Latham Steel is a trusted local source for industrial-grade materials, combining New Zealand’s renowned ingenuity with global quality standards. We are proud suppliers of Alloy Steel AISI 8630 bars, a versatile and highly dependable material chosen for its exceptional strength and durability. Our commitment is to provide Hamilton’s thriving manufacturing and engineering sectors with reliable, high-performance steel, backed by expert local knowledge and a dedication to supporting the community’s industrial growth with every order we fulfill.
The composition of AISI 8630 alloy steel is a careful balance of nickel, chromium, and molybdenum, which gives it remarkable hardenability and strength. After proper heat treatment, these bars develop impressive mechanical properties, including high tensile strength and good ductility. This combination means it can withstand significant stress and impact without fracturing, making it a tough and reliable choice for components that need to perform under demanding conditions.
Diameter : 100mm-1200mm
Length : 500mm – 5800mm
Finish : Bright, Polish & Black
Condition : Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished
Form : Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc.
| Grade | C | Mn | Si | S | Cu | Fe | Ni |
| AISI 8630 | 0.18 – 0.23 | 0.7 – 0.9 | 0.15 – 0.35 | 0.04 | – | – | 0.4 – 0.7 |
| Element | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| AISI 8630 | 980 | 785 | 11 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| STANDARD | WERKSTOFF NR. | UNS |
| AISI 8630 | 1.6545 | G86300 |
AISI 8630 bars are often the unsung heroes in heavy-duty applications. You’ll commonly find them at the core of critical components like high-strength axles, drilling equipment, and large gears in the oil and gas industry. Their robustness also makes them ideal for parts in construction machinery, forgings, and general engineering where a combination of high strength and good wear resistance is non-negotiable. Essentially, they are the go-to material for parts that must be tough enough to handle serious, continuous load.
Latham Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Hamilton, New Zealand.
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