Incoloy 925 Uns N09925 Durable Incoloy 925 Nickel-Iron-Chromium Alloy Ring for Sale
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| Customization: | Available |
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| Type: | Ring |
| Standard: | AISI, ASTM, DIN, JIS, GB, BS |
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Basic Info.
- Model NO.
- INCOLOY 925 UNS N09925
- Composition
- Incoloy 925 Uns N09925
- Technique
- Cold Rolled
- Shape
- Ring
- Surface Treatment
- Polished
- Special Use
- High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
- Application
- Aerospace, Chemical Industry,
- MOQ
- 50kg
- Trade Terms
- EXW, Fob, CIF, CFR
- Stock
- Stock Available
- Delivery Time
- 10-20day
- Transport Package
- Marine Packaging of Metal
- Specification
- Ultra-thin 0.5~100mm range
- Trademark
- Titanium-nickel alloy
- Origin
- Shandong Province, China
- HS Code
- 7226920000
- Production Capacity
- 20000ton/Month
Product Description
INCOLOY 925 (UNS N09925) is a nickel-iron-chromium alloy strengthened by the addition of molybdenum, copper, and titanium, offering a unique combination of high strength and excellent corrosion resistance.
It is a precipitation-hardenable alloy designed primarily for the oil and gas industry, where resistance to sulfide stress cracking (SSC) and chloride-induced corrosion is essential.
INCOLOY 925 maintains excellent mechanical properties in harsh downhole environments, including sour gas wells, marine conditions, and chemical process systems.
Key Features:
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Excellent resistance to sulfide stress cracking (SSC) and chloride-induced pitting and crevice corrosion
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High strength due to age-hardening (precipitation strengthening)
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Resistant to oxidizing and reducing acids
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Good ductility and toughness
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Outstanding corrosion resistance in HS, CO, and chloride environments
Typical Applications:
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Oil and gas well tubulars
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Valves, hangers, and subsurface safety equipment
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Marine and offshore components
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Chemical processing and pollution control systems
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High-strength fasteners and connectors
Chemical Composition (Typical, %):
| Element | Ni | Cr | Fe | Mo | Cu | Ti | Al | C | Mn | Si | S |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Content | 42-46 | 19.5-23.5 | Balance | 2.5-3.5 | 1.5-3.0 | 1.9-2.4 | ≤0.35 | ≤0.03 | ≤1.0 | ≤0.5 | ≤0.03 |
Standards:
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UNS N09925
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ASTM B805 / B564 / B163 / B424
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6A CRA Material Class FF/NACE MR0175 compliant
Mechanical Properties (Aged Condition):
| Property | Typical Value |
|---|---|
| Tensile Strength | ≥760 MPa |
| Yield Strength (0.2% Offset) | ≥550 MPa |
| Elongation | ≥25% |
| Working Temperature | ≤650°C |

- Controlled Properties: Tailored for specific applications, offering controlled expansion, high strength, or high electrical conductivity.
- Dimensional Stability: Excellent flatness, accuracy, and stability, even under thermal cycling.
- High Durability: Resistant to thermal, mechanical, and magnetic stresses, making them suitable for critical components in sensitive environments.




Q1: What makes INCOLOY 925 special compared to INCOLOY 825?
A1: While both have similar corrosion resistance, INCOLOY 925 is age-hardenable, offering much higher strength, making it ideal for oilfield and high-pressure applications.
Q2: What environments can INCOLOY 925 withstand?
A2: It resists corrosion and stress cracking CO2, chlorides, and brine environments, especially in sour gas wells and subsea systems.
Q3: Can INCOLOY 925 be welded and heat treated?
A3: Yes. It can be welded using standard nickel alloy techniques and age-hardened after fabrication to restore strength.
Q4: What forms are available?
A4: Bars, rods, rings, tubes, pipes, forgings, and custom machined parts.
Q5: What certifications can be provided?
A5: All materials can be supplied with EN 10204 3.1 / 3.2 certificates, including NACE MR0175 compliance for sour service.
A6: Yes, EN 10204 3.1 / 3.2 certificates are available, including full chemical analysis and mechanical test reports.
Q7: What is the delivery time?
A7: Usually 7-15 working days for stock materials, and 20-30 days for custom-machined or special-size rings.
Q8: Do you offer price discounts for large quantities?
A8: Yes. We provide big price discounts for bulk orders or long-term cooperation projects. Please contact us for a detailed quotation.
Q9. How can I contact you for more information?
You can contact us through the following methods
Online support: Visit our website for live chat
Address: 300 Meters North of Liaoniu Road and Xindong Ring Road, Liaocheng High-Tech Zone, Liaocheng, Shandong, China
We look forward to providing you with high-quality products and services!
If you have any other questions, feel free to contact us, and we will do our best to assist you!
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