High Nickel Alloy Sheets,Plates and Coils
High Nickel Alloy Sheets, Plates, and Coils are specialized materials engineered for excellent resistance to corrosion, high temperatures, and harsh chemical environments. Rose Metal Industries, a leading manufacturer, stockist, and exporter, supplies these high-performance alloys to industries across Tamilnadu, Andhra Pradesh, Karnataka, Telangana, Puducherry (Pondicherry), and Andaman and Nicobar Islands, catering to both domestic and international markets. These alloys are widely used in chemical processing, petrochemical, aerospace, and marine applications due to their durability and long-term performance...
The specifications and standards of these products comply with international norms, including ASTM, ASME, and UNS designations. Typical grades include Inconel 600, Inconel 625, Hastelloy C-22, Monel 400, and Nickel 200/201, available in various forms such as sheets, plates, and coils. Customers can choose precise thicknesses, widths, and lengths according to project requirements, and the products are available with hot-rolled, cold-rolled, and polished finishes to suit specific applications...
Chemical composition of high nickel alloys varies by grade, but generally includes nickel content from 60% to 80%, with controlled amounts of chromium, molybdenum, iron, and other elements. This composition ensures excellent resistance to oxidation, pitting, and crevice corrosion. For example, Inconel 625 contains approximately 58% nickel, 20–23% chromium, 8–10% molybdenum, and 3–4% niobium, delivering exceptional strength and corrosion resistance in aggressive environments...
The mechanical properties of high nickel alloy sheets, plates, and coils include high tensile and yield strength, good elongation, and hardness suitable for heavy industrial applications. These materials maintain their mechanical integrity at elevated temperatures, making them ideal for heat exchangers, furnace parts, and chemical processing equipment. Rose Metal Industries ensures all products undergo rigorous testing, including tensile, hardness, and PMI inspections, accompanied by Mill Test Certificates (MTC) for quality assurance..
Specifications & Standards
| Property | Typical / Standard |
|---|---|
| Grades | Inconel 600, Inconel 625, Inconel 718, Hastelloy C-22, Monel 400 |
| Standards | ASTM B444, ASTM B435, ASTM B564, ASME/UNS, EN 2.4816 |
| Forms | Sheets, Plates, Coils |
| Surface Finish | Hot-rolled, cold-rolled, pickled, polished |
| Testing | Dimensional, tensile, hardness, PMI, MTC |
Chemical Composition (typical ranges)
| Element | Inconel 600 (wt %) | Inconel 625 (wt %) | Hastelloy C-22 (wt %) |
|---|---|---|---|
| Nickel (Ni) | 72 min | 58–63 | 56–63 |
| Chromium (Cr) | 14–17 | 20–23 | 20–22 |
| Iron (Fe) | 6–10 | 5 max | 4 max |
| Molybdenum (Mo) | 8–10 | 8–10 | 12–14 |
| Cobalt (Co) | ≤1 | ≤1 | ≤2 |
| Copper (Cu) | ≤0.5 | ≤0.5 | ≤0.5 |
| Carbon (C) | ≤0.15 | ≤0.1 | ≤0.03 |
Mechanical Properties (typical)
| Property | Typical Value | Notes |
|---|---|---|
| Tensile Strength (UTS) | 550–860 MPa | Depends on alloy and thickness |
| Yield Strength | 240–380 MPa | Varies with cold/hot working |
| Elongation | 30–50% min | High ductility for fabrication |
| Hardness | HRB 90–120 | Depends on temper and processing |
Equivalent Grades & Designations
| Common Name | ASTM / AISI | UNS |
|---|---|---|
| Inconel 600 | ASTM B444 / B168 | UNS N06600 |
| Inconel 625 | ASTM B444 / B446 | UNS N06625 |
| Hastelloy C-22 | ASTM B574 / B575 | UNS N06022 |
Dimension Chart — Sheets, Plates & Coils
Standard thickness, width and length ranges supplied.
| Thickness (mm) | Width (mm) | Length (mm) | Coil / Plate |
|---|---|---|---|
| 0.5–6 | 1000–2000 | Mill / cut | Coil |
| 6–50 | 1000–2500 | 2000–6000 | Plate |
Typical Applications
- Chemical processing equipment
- Heat exchangers and pressure vessels
- Marine and offshore structures
- Aerospace and high-temperature applications
- Piping, valves, and flanges
- General corrosion-resistant fabrication
Equivalent grades and designations allow easy selection of the appropriate alloy. For example, Inconel 600 corresponds to UNS N06600, Inconel 625 to UNS N06625, and Hastelloy C-22 to UNS N06022. These equivalencies make it easier for engineers and designers to specify materials for global projects without compatibility issues, providing flexibility for international standards compliance...
Applications of high nickel alloy sheets, plates, and coils are extensive. They are used in chemical processing equipment, marine and offshore platforms, power plants, aerospace components, and high-temperature furnace parts. Industries in coastal regions such as Chennai, Visakhapatnam, and Port Blair benefit particularly from the corrosion resistance and longevity of these alloys. Rose Metal Industries also customizes products based on client requirements, including cut-to-size sheets, precision-coiled strips, and polished plates for specialized industrial applications..
Frequently Asked Questions (FAQ)
Q1: What are High Nickel Alloy Sheets, Plates, and Coils?
A: High Nickel Alloy Sheets, Plates, and Coils are corrosion-resistant, high-strength materials suitable for chemical, marine, aerospace, and high-temperature industrial applications. Rose Metal Industries manufactures, stocks, and exports these alloys to Tamil Nadu, Andhra Pradesh, Karnataka, Telangana, Puducherry (Pondicherry), and Andaman and Nicobar Islands.
Q2: Do you provide mill test certificates (MTC)?
A: Yes — Rose Metal Industries issues MTCs and can facilitate third-party inspection and PMI/chemical analysis on request for all high nickel alloy products.
Q3: Which standards do your high nickel alloys comply with?
A: We supply materials as per ASTM, ASME, UNS, and customer-specified standards, including ASTM B444, B435, and B564 depending on the alloy grade and product form.
Q4: Can you supply custom sizes and surface finishes?
A: Yes — we offer sheets, plates, and coils in custom thicknesses, widths, lengths, and surface finishes such as hot-rolled, cold-rolled, pickled, and polished. Contact our sales team for lead times and minimum order quantities.
Q5: Which applications are suitable for high nickel alloys?
A: These alloys are ideal for chemical processing, pressure vessels, heat exchangers, marine and offshore structures, aerospace components, and other high-temperature or highly corrosive environments. Our experts can help select the right alloy grade for specific applications.