Inconel 625 Hexagon Rods
Rose Metal Industries manufactures, stockists, and exports high-quality Inconel 625 Hexagon Rods that are specially produced for demanding industrial environments. Engineered from the nickel-chromium-molybdenum-niobium alloy (UNS N06625), these hexagon rods combine the well-known corrosion resistance and high-temperature strength of Alloy 625 with the practical advantages of a hexagonal cross-section — easier wrenching, positive indexing for assemblies, and simplified fixturing during machining. Rose Metal Industries follows rigorous quality control and supplies material with full mill test certificates to meet international standards..
IThe alloy chemistry of Inconel 625 gives the hexagon rods exceptional resistance to pitting, crevice corrosion and chloride-induced stress-corrosion cracking, making them especially suitable for marine, offshore and chemical environments. The addition of niobium stabilizes the alloy and enhances strength without needing precipitation hardening, so the rods retain toughness and ductility even after fabrication and welding. This combination of corrosion resistance and mechanical integrity is why engineers specify Alloy 625 for aggressive media..
Mechanically, Inconel 625 hexagon rods offer high tensile and yield strength across a wide temperature range and maintain useful properties at elevated temperatures encountered in heat exchangers, furnace components, and gas-turbine hardware. The material also displays excellent fatigue resistance and good creep strength for many high-stress applications. While Inconel 625 is more challenging to machine than low-alloy steels, the hexagonal form often reduces setup time and secondary operations, improving overall productivity for precision parts and fastener blanks.
Rose Metal Industries keeps a broad inventory of hexagon sizes and cut-length options and supports custom dimensions as required by clients. The rods are available in a variety of surface finishes (bright, black, polished) and are supplied with traceable documentation and inspection reports. Because of the company’s export capability, customers worldwide — and across industrial hubs in India — can obtain timely shipments, export packing, and technical support for material selection, welding, and machining..
Specifications – Inconel 625 Hexagon Rods
- Standard: ASTM B446 / ASME SB446
- Material / Grade: Inconel 625 (UNS N06625)
- Shape: Hexagon rods (flat-to-flat / across flats)
- Size Range (Across Flats): 8 mm to 50 mm (custom sizes available)
- Length: 1 m – 6 m (standard) — cut lengths available on request
- Finish: Bright, Black, Polished
- Certification: Material Test Certificate (MTC) to EN 10204 / 3.1 or equivalent
Chemical Composition (Typical) — Inconel 625
| Element | Typical / Range (wt. %) |
|---|---|
| Nickel (Ni) | Balance (~58 min) |
| Chromium (Cr) | 20 – 23 |
| Molybdenum (Mo) | 8 – 10 |
| Niobium + Tantalum (Nb + Ta) | 3.15 – 4.15 |
| Iron (Fe) | ≤ 5.0 |
| Carbon (C) | ≤ 0.10 |
| Manganese (Mn) | ≤ 0.50 |
| Silicon (Si) | ≤ 0.50 |
Mechanical Properties (Typical)
| Property | Typical Value |
|---|---|
| Tensile Strength | ≥ 830 MPa (min) |
| Yield Strength (0.2% offset) | ≈ 414 MPa (min) |
| Elongation (in 50 mm) | ≥ 30% |
| Hardness | ≤ 95 HRB (typical) |
| Density | ≈ 8.44 g/cm³ (8440 kg/m³) |
Equivalent Grades
| Standard / System | Equivalent |
|---|---|
| UNS | N06625 |
| Werkstoff / EN | 2.4856 / Alloy 625 |
| ASTM / ASME | B446 / SB446 |
Dimension Chart — Hexagon Rods (Across Flats / Weight approx.)
Weight (kg/m) calculated using typical Inconel 625 density (8.44 g/cm³). Values rounded to 3 decimals.
| Across Flats (mm) | Approx. Weight (kg/m) |
|---|---|
| 8 | 0.351 kg/m |
| 10 | 0.548 kg/m |
| 12 | 0.789 kg/m |
| 16 | 1.402 kg/m |
| 20 | 2.192 kg/m |
| 25 | 3.425 kg/m |
| 30 | 4.932 kg/m |
| 40 | 8.768 kg/m |
| 50 | 13.700 kg/m |
Applications of Inconel 625 Hexagon Rods
- Aerospace components, turbine hardware and fasteners
- Oil & gas industry: subsea fasteners, valve stems and connectors
- Marine & offshore engineering (especially relevant for coastal regions such as Tamil Nadu, Puducherry and Andaman & Nicobar Islands)
- Chemical processing equipment & pollution-control systems
- Desalination plant internals and heat exchanger components
- High-temperature furnace and power-generation parts
- Precision machining parts and hex-shaft applications
Applications for Inconel 625 hexagon rods span aerospace fasteners and turbine components, oil & gas subsea connectors and valve stems, chemical processing plant internals, desalination and marine hardware, and high-temperature industrial machinery. The hexagon geometry is particularly popular where anti-rotation features, tool engagement, or indexing is required by the end-use, such as special bolts, shafts, and keyed components.
In short, Inconel 625 hexagon rods from Rose Metal Industries deliver a robust balance of corrosion resistance, high-temperature performance, and mechanical strength in a form factor that simplifies many manufacturing and assembly tasks. They are a go-to choice when long service life, low maintenance, and reliable performance in aggressive environments are priorities..
Frequently Asked Questions (FAQ)
Q1: Do you manufacture and export Inconel 625 Hexagon Rods?
A: Yes. Rose Metal Industries manufactures, stocks and exports Inconel 625 Hexagon Rods worldwide and supplies extensively across Indian states including Tamil Nadu, Andhra Pradesh, Karnataka, Telangana, Puducherry (Pondicherry) and the Andaman & Nicobar Islands.
Q2: What sizes and lengths are available?
A: Common across-flats sizes range from 8 mm to 50 mm with standard lengths of 1–6 m. Custom sizes and cut-to-length services are available on request.
Q3: Are hexagon rods more difficult to machine than round bars?
A: Inconel 625 is a high-strength nickel alloy and can be more demanding to machine than mild steel, but hexagon geometry often simplifies clamping and reduces some secondary operations. Our technical team can advise recommended tooling and cutting parameters.
Q4: Can these rods be welded and used in marine environments?
A: Yes — Inconel 625 exhibits excellent weldability and outstanding resistance to seawater and chloride-induced corrosion, making it suitable for marine and offshore applications.
Q5: What certifications are provided with orders?
A: Material Test Certificates (MTC) to EN 10204 / 3.1 or equivalent are supplied. Additional inspection and third-party certification can be arranged on request.