Alloy 301,Duranickel 301 Other/Similar Specs,,E FORU

British Specs:，American Specs:，German Specs:

**Technical Datasheet: Duranickel® 301 (UNS N03301) - Other Specifications & Similar Alloys** --- ### **Overview** Duranickel® 301 (Alloy 301, UNS N03301) is a precipitation-hardenable nickel-aluminum-titanium alloy known for achieving the highest strength levels among commercial nickel alloys while maintaining excellent corrosion resistance. This datasheet covers additional specifications, comparable grades, and supplementary technical information for comprehensive material selection and application engineering. --- ### **Chemical Composition (Weight %)** | Element | Duranickel 301 | Inconel 718 | Monel K-500 | |---------|----------------|-------------|-------------| | Nickel (Ni) | 93.0-96.0 | 50-55 | 63.0-70.0 | | Titanium (Ti) | 4.0-5.0 | 0.65-1.15 | 0.35-0.85 | | Aluminum (Al) | 0.5-1.0 | 0.20-0.80 | 2.30-3.15 | | Chromium (Cr) | - | 17.0-21.0 | - | | Iron (Fe) | ≤0.50 | Balance | ≤2.0 | | Copper (Cu) | - | - | 27.0-33.0 | | Niobium (Nb) | - | 4.75-5.50 | - | --- ### **Physical Properties Comparison** | Property | Duranickel 301 | Inconel 718 | Monel K-500 | |----------|----------------|-------------|-------------| | Density (g/cm³) | 8.20 | 8.19 | 8.47 | | Melting Point (°C) | 1440 | 1335 | 1350 | | Thermal Conductivity (W/m·K) | 29.7 | 11.4 | 21.8 | | Thermal Expansion (μm/m·°C) | 13.5 | 13.0 | 13.9 | | Modulus of Elasticity (GPa) | 186 | 200 | 179 | --- ### **Mechanical Properties Comparison** **Age-Hardened Condition:** | Property | Duranickel 301 | Inconel 718 | Monel K-500 | |----------|----------------|-------------|-------------| | Tensile Strength (MPa) | 1240-1520 | 1275 | 965-1200 | | Yield Strength (MPa) | 1030-1380 | 1035 | 655-895 | | Elongation (%) | 10-20 | 12 | 20-30 | | Hardness (HRC) | 36-44 | 36-44 | 25-35 | --- ### **International Standards & Cross-References** | Standard Type | Duranickel 301 | Similar Specifications | |---------------|----------------|------------------------| | **UNS** | N03301 | N05500, N07718 | | **ASTM** | B865 (Bar, Forgings) | B865 (Monel K-500) | | **ASTM** | B725 (Pipe) | B443 (Inconel 718) | | **ASME** | SB-865 | SB-865 | | **SAE** | AMS 5545 | AMS 5545 | | **ISO** | 6208 | 6208 | | **DIN** | 17750 | 17750 | | **JIS** | - | H4551 | --- ### **Alternative & Similar Alloys** **Monel K-500 (UNS N05500):** - Similar age-hardening characteristics - Better corrosion resistance in reducing environments - Lower strength but better toughness - Contains copper for enhanced marine corrosion resistance **Inconel 718 (UNS N07718):** - Superior high-temperature capability - Better oxidation resistance - More complex chemistry with niobium hardening - Higher cost but better elevated temperature properties **Inconel X-750 (UNS N07750):** - Similar strength levels - Better high-temperature performance - More complex heat treatment required - Higher alloy content increases cost --- ### **Special Applications & Considerations** **Unique Advantages of Duranickel 301:** - Highest strength capability among nickel alloys - Excellent spring properties at elevated temperatures - Good electrical conductivity for a high-strength alloy - Non-magnetic characteristics - Superior strength-to-weight ratio **Limitation Considerations:** - Maximum service temperature: 480°C (900°F) - Not recommended for strongly oxidizing acids - Requires careful heat treatment control - Higher cost than comparable steel alloys --- ### **Specialized Product Forms** **Wire & Spring Products:** - Music wire quality spring wire - Electrical resistance wire - High-strength fasteners - Special shaped wire profiles **Powder & Additive Manufacturing:** - Gas atomized powder available - Suitable for laser powder bed fusion - Maintains age-hardening capability - Used for complex component manufacturing **Clad & Bimetallic Products:** - Explosion-bonded clad plates - Roll-bonded composites - Bimetallic transition joints - Corrosion-resistant overlays --- ### **Quality & Certification Standards** **Testing Standards:** - ASTM E8 - Tension Testing - ASTM E18 - Rockwell Hardness - ASTM E112 - Grain Size Determination - ASTM E384 - Microhardness Testing - ASTM E606 - Strain Controlled Fatigue **Certification Requirements:** - Mill Test Certificates per EN 10204 3.1/3.2 - NACE MR0175/ISO 15156 compliance - ASME Nuclear Certifications available - NADCAP accredited testing available --- ### **Industry-Specific Specifications** **Aerospace:** - AMS 5545: Solution Heat Treated - AMS 5546: Age Hardened - AMS 5549: Spring Wire **Oil & Gas:** - NACE MR0175 compliant - API 6A wellhead applications - Subsea component specifications **Nuclear:** - ASME Section III qualified - Nuclear grade certifications - Radiation resistance documentation --- ### **Technical Notes** **Heat Treatment Sensitivity:** - Critical control of solution annealing temperature - Time-temperature transformation charts available - Double aging treatments for optimal properties - Stress relief procedures for complex components **Fabrication Considerations:** - Cold working enhances age hardening response - Welding requires subsequent heat treatment - Machining best performed in annealed condition - Surface treatments available for special applications --- ### **Key Selection Criteria** **Choose Duranickel 301 when:** - Maximum strength is required in a nickel alloy - Good corrosion resistance is needed - Non-magnetic properties are essential - High reliability in spring applications - Weight savings are critical **Consider alternatives when:** - Higher temperature capability needed (>480°C) - Extreme corrosion conditions exist - Cost is primary driver - Specialized properties required --- **Notes:** - "Duranickel" is a registered trademark of Special Metals Corporation - All comparative data represents typical values - Consult technical experts for specific application requirements - Properties may vary with processing and heat treatment *For comprehensive technical support and material selection assistance, consult with qualified materials engineering specialists.*

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 2908 gallon liquid totes Special package is available on request.