Inconel 600 Plate Specifications & Mill Certification
Oct 29, 2025
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If you are looking for Inconel 600 plates in standard sheet sizes such as 48" × 96", Gnee offers high-quality nickel-chromium alloy plates directly from certified mills. Our Inconel 600 plates are available in 0.25 inch, 0.5 inch, and 0.75 inch thicknesses, all supplied with mill test certificates (MTC 3.1 / 3.2) and full traceability.
Gnee ensures competitive pricing for bulk orders, short lead times, and export-ready packaging - making us a reliable partner for your high-temperature alloy material sourcing.

Inconel 600 Plate Specification
| Attribute | Specification |
|---|---|
| Material Name | Inconel® 600 (UNS N06600 / Alloy 600) |
| Type | Nickel-Chromium-Iron Alloy Plate |
| Standard Sizes | 48" × 96" (1219 mm × 2438 mm) |
| Thickness Options | 0.25" (6.35 mm), 0.5" (12.7 mm), 0.75" (19.05 mm) |
| Standards | ASTM B168, ASME SB168 |
| Density | 8.47 g/cm³ |
| Condition | Hot Rolled / Annealed / Pickled |
| Surface Finish | 2B, No.1, or Bright Annealed |
| Tensile Strength | ≥ 655 MPa (95 ksi) |
| Yield Strength (0.2%) | ≥ 310 MPa (45 ksi) |
| Elongation | ≥ 30% |
| Melting Point | 1354°C – 1413°C |
| Corrosion Resistance | Excellent in oxidation, chloride, and alkaline environments |
| Main Alloying Elements | Nickel 72%, Chromium 15.5%, Iron balance |
| Certifications | ISO 9001, PED 97/23/EC, EN 10204 3.1/3.2 MTC |
What is the difference between Inconel 600 and 718?
Inconel 600 and 718 are both nickel-based superalloys, but 718 is a precipitation-strengthened alloy with significantly higher strength, making it ideal for high-stress applications like aerospace engines, while 600 is a solid-solution strengthened alloy, known for its excellent corrosion resistance and use in chemical processing and nuclear applications.
The main differences are their composition (718 adds elements like niobium and is often considered Ni+Co based, while 600 is primarily Ni-Cr-Fe) and strengthening mechanism, which leads to 718's superior mechanical properties, especially at high temperatures.
Inconel 600 Plate Price per kg
| Thickness (inch) | Size (inch) | Approx. Weight (kg/sheet) | Condition | Price (USD/kg) | Price (USD/sheet) |
|---|---|---|---|---|---|
| 0.25" | 48 × 96 | 224 | Annealed | $70 – $85 / kg | $15,680 – $19,040 |
| 0.5" | 48 × 96 | 449 | Annealed | $68 – $82 / kg | $30,532 – $36,818 |
| 0.75" | 48 × 96 | 673 | Annealed | $65 – $80 / kg | $43,745 – $53,840 |
💡 Bulk order discount:For orders above 4 sheets per thickness, a 5–10% price reduction can be offered depending on quantity and delivery schedule.(Note: Prices fluctuate with the international nickel market.) Email: sales@gneestainless.com
Why Choose Gnee for Inconel 600 Plate
✅ Over 18 years of export experience in high-temperature nickel alloys
✅ Inventory of 0.25", 0.5", 0.75" plates in 48" × 96" standard size
✅ Mill direct sourcing with full MTC and traceability
✅ Competitive bulk pricing & flexible payment options
✅ Secure packaging for international delivery (wooden pallets + moisture-proof wrapping)

FAQ
Q1: Can you provide mill test certificates (MTC)?
Yes. Every Inconel 600 plate comes with EN 10204 3.1 or 3.2 certificates, including full chemical and mechanical property data.
Q2: What is the delivery time for these plates?
For standard sizes (48" × 96"), delivery takes 7–15 days from stock or 20–25 days for custom cutting.
Q3: Do you offer cutting or surface treatment services?
Yes. We offer water jet cutting, plasma cutting, polishing, and leveling according to customer requirements.
Q4: Can I get a discount for bulk purchases?
Yes. For bulk quantities, Gnee offers up to 10% discount based on total order volume and payment terms.
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