Incoloy 825 Sheet / Plate / Coil
Established in 2005, Siddhgiri Tubes has earned a stellar reputation as a leading manufacturer of Incoloy 825 Plate, With nearly two decades of expertise, the company is renowned for delivering high-quality products that cater to diverse industries, including construction, automotive, manufacturing, and more.
Siddhgiri Tubes prides itself on its commitment to excellence, utilizing advanced manufacturing techniques and state-of-the-art technology to produce durable and precision-engineered SS products. Their product range is available in various grades, finishes, and dimensions, ensuring versatility and meeting the precise needs of their clients.
The company’s foundation is built on strong principles of customer satisfaction, innovation, and reliability. Siddhgiri Tubes adheres to stringent quality standards and employs a team of skilled professionals dedicated to maintaining the highest levels of production efficiency and product consistency.
Incoloy 825 Plates Specifications
Material Overview:
Incoloy 825 is a nickel-iron-chromium alloy with additions of molybdenum, copper, and titanium. It offers excellent resistance to corrosion, oxidation, and pitting in harsh environments, making it suitable for chemical processing, marine applications, and heat exchangers.
Available Sizes & Thickness:
- Thickness: 0.1mm – 50mm THK
- Width: 50mm – 2500mm
- Length: 500mm – 6000mm (Custom sizes available upon request)
Specifications & Standards:
- ASTM Standard: ASTM B424
- ASME Standard: ASME SB424
- UNS Number: N08825
- EN/DIN Number: 2.4858
Chemical Composition (%):
| Element | Composition (%) |
|---|---|
| Nickel (Ni) | 38.0 – 46.0 |
| Iron (Fe) | Balance |
| Chromium (Cr) | 19.5 – 23.5 |
| Molybdenum (Mo) | 2.5 – 3.5 |
| Copper (Cu) | 1.5 – 3.0 |
| Titanium (Ti) | 0.6 – 1.2 |
| Manganese (Mn) | ≤ 1.0 |
| Silicon (Si) | ≤ 0.5 |
| Carbon (C) | ≤ 0.05 |
| Sulfur (S) | ≤ 0.03 |
| Aluminum (Al) | ≤ 0.2 |
Mechanical Properties:
| Property | Value |
|---|---|
| Tensile Strength | ≥ 585 MPa |
| Yield Strength (0.2% Offset) | ≥ 220 MPa |
| Elongation | ≥ 30% |
| Hardness (Brinell) | ≤ 200 HB |
Physical Properties:
| Property | Value |
|---|---|
| Density | 8.14 g/cm³ |
| Melting Point | 1370 – 1400°C |
| Thermal Conductivity | 10.8 W/m·K |
| Electrical Resistivity | 1.13 µΩ·m |
Surface Finish:
- No.1 (Hot Rolled, Annealed & Pickled)
- 2B (Cold Rolled, Annealed & Pickled)
- BA (Bright Annealed)
- Mirror Finish
- Custom finishes available
Manufacturing Process:
- Hot Rolled (HR)
- Cold Rolled (CR)
Key Features:
✔️ Excellent resistance to oxidation and corrosion
✔️ High strength and durability
✔️ Good resistance to pitting, crevice corrosion, and stress corrosion cracking
✔️ Excellent weldability and formability
Applications:
✅ Chemical Processing Equipment
✅ Heat Exchangers
✅ Marine & Offshore Engineering
✅ Aerospace Components
✅ Power Plants
✅ Pollution Control Equipment
Supply Conditions:
- Form: Sheets, Plates, Coils, and Cut Sizes
- Edge Condition: Mill Edge, Slit Edge
- Packaging: Wooden Pallets/Crates, Standard Export Packing
Most Common Types of Incoloy 825 Plates
NCF 825 Foil Weight Chart
| WT (in.) | Weight (kg/m²) |
|---|---|
| 5/8 | 137.80 |
| 1 | 220.06 |
| 1/2 | 113.19 |
| 1 1/4 | 274.90 |
| 7/8 | 192.64 |
| 1 1/2 | 330.44 |
| 3/16 | 42.18 |
| 1 3/4 | 385.98 |
| 2 | 440.82 |
| 2 1/4 | 495.66 |
| 3/4 | 165.22 |
| 1/4 | 56.24 |
| 2 1/2 | 551.20 |
| 3 | 661.58 |
| 3/8 | 85.07 |
| 2 3/4 | 606.04 |
Surface Finish of Inconel 825 Plate
| Surface Finishes | Width (mm) | WT (mm) |
|---|---|---|
| 2D – Heat treated, pickled | 1524 max | 0.4 – 6.3 |
| 2B – Pickled, skin passed | 2032 max | 0.25 – 8 |
| Polished, brushed | 1524 max | 0.5 – 4 |
| 2R – Bright annealed | 1524 max | 0.25 – 3.4 |
| 2E – Cold rolled, mechanically descaled | 2032 max | 0.4 – 8.0 |
| 2H – Work hardened | 1524 max | 0.4 – 6.35 |
Incoloy 825 Hot Rolled Plate HSN Code
| HSN Code |
|---|
| 72109090 |
| 72109090 |
| 72109090 |
| 72109090 |
| 72109090 |
| 72109090 |
| 72109090 |
| 75062000 |
| 72109090 |
| 72109090 |
Length Tolerance of Alloy 825 Sheet Metal
| Tolerance (mm) | ||
|---|---|---|
| Length (mm) | Minus | Plus |
| L > 8,000 | 0 | 40 |
| 2,000 ≤L < 8,000 | 0.005 times L | |
| L < 2,000 | 10 | |
Nickel Alloy 825 Coil WT Tolerance
| Tolerance (mm) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Width (mm) | 30< t < 40.0 | 25.0< t < 30.0 | 20.0< t < 25.0 | 16.0< t < 20.0 | 12.5< t < 16.0 | 10.0< t < 12.5 | 8.0< t < 10.0 | 6.0< t < 8.0 | 4.5< t < 6.0 | 2.5< t < 4.5 |
| w < 1200 | 1.4 | 1.0 | 0.80 | 0.80 | 0.80 | 0.35 | 0.32 | 0.30 | 0.23 | 0.20 |
| 2100< w < 2400 | 1.5 | 1.1 | 1.0 | 0.90 | 0.80 | 0.80 | 0.80 | 0.80 | 0.80 | – |
| 1200< w < 1500 | 1.4 | 1.0 | 0.90 | 0.80 | 0.80 | 0.38 | 0.35 | 0.30 | 0.25 | 0.20 |
| 2400< w < 2700 | 1.7 | 1.3 | 1.1 | 1.0 | 0.90 | 0.80 | 0.80 | 0.80 | 0.80 | – |
| 1500< w < 1800 | 1.5 | 1.1 | 0.90 | 0.80 | 0.80 | 0.40 | 0.38 | 0.32 | 0.28 | 0.20 |
| 2700< w < 3000 | 1.8 | 1.4 | 1.3 | 1.1 | 1.0 | 1.0 | 1.0 | 0.90 | 0.80 | – |
| 1800< w < 2100 | 1.5 | 1.1 | 0.90 | 0.80 | 0.80 | 0.45 | 0.40 | 0.36 | 0.30 | 0.20 |
Equivalent Material of Incoloy Alloy 825 Strip
| Grade | OR | EN | AFNOR | Werkstoff NR. | JIS | UNS | GOST | BS |
|---|---|---|---|---|---|---|---|---|
| Incoloy 825 | XH38BT | NiCr21Mo | NFE30C20DUM | 2.4858 | NCF 825 | N08825 | ЭП703 | NA 16 |
Mechanical Properties of Werkstoff NR. 2.4858 Sheet
| Element | Tensile Strength | Melting Point | Elongation | Density | Yield Strength |
|---|---|---|---|---|---|
| 825 | Psi – 80,000 , MPa – 550 | 1400 °C | 30 % | 8.14 g/cm3 | Psi – 32,000 , MPa – 220 |
DIN 2.4858 Cold Rolled Plate Physical Properties
| Property | Value |
|---|---|
| Specific Heat | 0.105 Btu/lb°F |
| Density | 0.294 lbs/in³ |
| Mean Coefficient | 7.7 x 10⁻⁵ in/in°F |
| Thermal Conductivity | 6.4 Btu/hft°F |
| Melting Point | 2500 – 2550 °F |
| Modulus of Elasticity | 28.4 x 10³ ksi |
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