GH4169 Alloy High-temp
GH4169 alloy is a precipitation-strengthened nickel-based high-temperature alloy, in the temperature range of -253 ~ 650 ℃ has a good all-around performance, 650 ℃ below the yield strength of the deformation of high-temperature alloys in the first place, and has a good fatigue, radiation, oxidation, corrosion resistance, as well as good machining properties, good welding performance.
GH4169 alloy Production Standard
| Grade | Sheet/Strip | Seamless Tube | Welded Tube | Bar/Wire/Round Cake | Forged Material/Flange/Valve Body |
|---|---|---|---|---|---|
| GH4169 | Q/3B 4050 | Q/3B 4052 (Capillary Tube) | GJB 2612, HB 6702-1993, Q/3B 4098, Q/6S 1034, Q/3B 4048, Q/3B 4051 | Q/3B 548, Q/3B 4040, Q/3B 4056, Q/3B 4054 |
GH4169 Alloy
GH4169 alloy supplier in China——Huaxiao-alloy
GH4169 alloy data sheet
GH4169 alloy Production Forms
| Product | Condition |
|---|---|
| Sheet | hot or cold rolled, bright/solution annealed, pickled or de-scaled |
| Strip | cold rolled, bright/solution annealed, pickled or de-scaled |
| Pipe | longitudinally welded or seamless, solution annealed, pickled or de-scaled |
| Bar | hot rolled or forged, solution annealed, pickled or de-scaled |
| Wire | rolled or drawn, solution annealed, pickled or de-scaled |
| Forging | solution annealed, machined on request |
| Welding filler metal | welding bar, wire electrode, coated bar electrode |
Chemical composition of GH4169 alloy(%)
| Element | Composition (%) |
|---|---|
| Nickel (Ni) | 50.0 – 55.0 |
| Chromium (Cr) | 17.0 – 21.0 |
| Iron (Fe) | Balance |
| Molybdenum (Mo) | 2.8 – 3.3 |
| Niobium (Nb) + Tantalum (Ta) | 4.75 – 5.5 |
| Titanium (Ti) | 0.65 – 1.15 |
| Aluminum (Al) | 0.2 – 0.8 |
| Cobalt (Co) | ≤ 1.0 |
| Manganese (Mn) | ≤ 0.35 |
| Silicon (Si) | ≤ 0.35 |
| Sulfur (S) | ≤ 0.015 |
| Phosphorus (P) | ≤ 0.015 |
| Carbon (C) | ≤ 0.08 |
| Copper (Cu) | ≤ 0.3 |
| Boron (B) | 0.001 – 0.006 |
GH4169 alloy supplier in China——Huaxiao-alloy
Physical properties of GH4169 alloy
| Property | Value |
|---|---|
| Density | 8.19 g/cm³ |
| Melting Point | 1260 – 1320 °C |
| Thermal Conductivity | 11.2 W/m·K (at 20°C) |
| Specific Heat Capacity | 435 J/kg·K (at 20°C) |
| Electrical Resistivity | 1.25 µΩ·m (at 20°C) |
| Coefficient of Thermal Expansion | 13.0 x 10⁻⁶ /°C (20 – 100°C) |
| Young’s Modulus | 204 GPa |
| Poisson’s Ratio | 0.29 |
Mechanical properties of GH4169 alloy
| Property | Value |
|---|---|
| Tensile Strength (Ultimate) | 965 – 1110 MPa |
| Yield Strength (0.2% Offset) | 550 – 725 MPa |
| Elongation at Break | 12 – 25% |
| Hardness | 331 – 370 HB (Brinell Hardness) |
| Impact Toughness (Charpy V-notch) | > 100 J |
| Creep Rupture Strength (650°C, 23.5 MPa) | 23.5 MPa after 1000 hours |
| Fatigue Strength | 620 MPa (at 10⁷ cycles) |
GH4169 alloy supplier in China——Huaxiao-alloy
Applications of GH4169 alloy
1. Aerospace Industry
- Turbine Blades and Vanes: The alloy’s ability to retain strength and resist creep at high temperatures makes it ideal for turbine blades and vanes in jet engines.
- Rocket Motors and Engine Components: Its high strength and resistance to thermal and mechanical fatigue make it suitable for critical components in rocket engines.
- High-Temperature Fasteners: Used in aircraft due to its excellent mechanical properties and oxidation resistance.
2. Power Generation
- Gas Turbine Components: GH4169 is used in various parts of gas turbines, including discs, shafts, and casings, due to its ability to withstand high temperatures and resist oxidation and corrosion.
- Nuclear Reactors: Its resistance to radiation damage and high-temperature performance make it suitable for use in nuclear reactors, particularly in control rods and other components exposed to high temperatures and radiation.
3. Oil and Gas Industry
- Downhole Tools: Used in oil and gas exploration and production equipment, such as downhole tools, due to its resistance to sulfide stress cracking and corrosion in harsh environments.
- Subsea Equipment: GH4169’s corrosion resistance and high strength make it ideal for subsea valves, connectors, and fasteners.
4. Automotive Industry
- Turbocharger Components: The alloy’s high-temperature strength and oxidation resistance are beneficial for turbocharger rotors and other components exposed to extreme temperatures.
- Exhaust Systems: Used in high-performance exhaust systems where high strength and resistance to thermal fatigue are required.
5. Marine Applications
- Propulsion Systems: Utilized in marine propulsion systems where resistance to corrosion and high mechanical strength are essential.
- Submarine Components: Its excellent corrosion resistance in seawater and high strength make it suitable for critical submarine components.
6. Industrial and Chemical Processing
- Heat Exchangers: GH4169 is used in heat exchangers that operate under high temperature and corrosive conditions due to its resistance to oxidation and sulfidation.
- Pressure Vessels: The alloy’s mechanical properties and corrosion resistance make it suitable for pressure vessels in chemical processing industries.
Summary
GH4169 alloy is extensively used in industries that demand materials with excellent high-temperature performance, corrosion resistance, and mechanical strength. Its versatility and reliability in extreme environments make it a preferred choice for critical applications in aerospace, power generation, oil and gas, automotive, marine, and industrial sectors.
FAQs about GH4169 Alloy
GH4169 is a high-strength, nickel-based superalloy primarily used in aerospace and high-temperature applications. It is equivalent to:
- Inconel 718 (USA)
- Alloy 718 (UNS N07718)
- NC19FeNb (France)
- 2.4668 (Germany)
GH4169 is a nickel-chromium alloy that contains significant amounts of iron, niobium, and molybdenum, along with lesser amounts of aluminum and titanium. It is known for its high strength, excellent corrosion resistance, and good weldability. It is typically used in:
- Gas turbines
- Jet engines
- Rocket engines
- Nuclear reactors
- Spacecraft components
UNS C17200 is a high-strength, high-conductivity copper alloy also known as Beryllium Copper. Its equivalents include:
- CDA 172 (Copper Development Association)
- CW101C (EN designation)
- Alloy 25 (Beryllium Copper)
- 2.1247 (Germany)
S17400 is a martensitic precipitation-hardening stainless steel, also known as 17-4 PH. Its equivalents include:
- 17-4 PH (USA)
- 1.4542 (Germany)
- Z6CNU17-04 (France)
- SUS630 (Japan)
- AISI 630
HY100 is a high-strength, low-alloy steel used in naval applications. Its equivalents include:
- ASTM A710 (USA)
- MIL-S-16216 (USA Military Specification)
- AISI 9310 (for certain applications)
- EN 26 (For specific properties, not a direct equivalent)
EN26 is a high-strength alloy steel used in demanding engineering applications. Its equivalents include:
- AISI 9260 (USA)
- DIN 1.6582 (Germany)
- 40NiCrMo8 (Europe)
- BS 970: 826M40 (British Standard)
Conclusion
GH4169 is a high-performance nickel-based superalloy known for its exceptional mechanical properties, corrosion resistance, and stability at high temperatures. These characteristics make it ideal for demanding applications in the aerospace industry, gas turbines, and nuclear reactors, where it effectively withstands extreme thermal and mechanical stresses.
Specialized suppliers like Huaxiao-Alloy provide high-quality GH4169 to ensure industries have reliable materials for severe conditions. GH4169’s unique properties make it a critical solution for advanced material requirements in various critical applications.
How to choose a GH4169 alloy supplier?
1. Quality and Certification
- Material Certification: Ensure the supplier provides material test reports (MTRs) that certify the alloy’s composition and properties. Look for compliance with standards such as ASTM, AMS, and ISO.
- Quality Assurance: Verify that the supplier has robust quality control processes in place, including ISO 9001 certification.
2. Experience and Reputation
- Industry Experience: Choose a supplier with extensive experience in producing and supplying GH4169 alloy. Experienced suppliers are more likely to understand the specific requirements and nuances of this material.
- Reputation: Research the supplier’s reputation in the market. Look for customer reviews, testimonials, and case studies to gauge their reliability and service quality.
3. Technical Support and Expertise
- Technical Assistance: A good supplier should offer technical support and guidance on the application, processing, and handling of GH4169 alloy.
- Knowledgeable Staff: Ensure the supplier has knowledgeable staff who can answer your questions and provide insights into the material’s performance in various applications.
4. Product Range and Availability
- Inventory: Check if the supplier has a wide range of GH4169 products, including sheets, plates, bars, and custom forms. Availability of various sizes and forms ensures you can get the material you need without delay.
- Lead Time: Inquire about the lead times for orders. Reliable suppliers should provide realistic and consistent delivery timelines.
5. Pricing and Value
- Competitive Pricing: Compare prices among different suppliers, but don’t choose solely based on the lowest price. Consider the overall value, including quality, service, and reliability.
- Cost Transparency: Ensure the supplier provides a transparent pricing structure with no hidden costs.
6. Customer Service
- Responsiveness: Assess the supplier’s responsiveness to inquiries and their ability to provide prompt and clear communication.
- After-Sales Support: Choose a supplier that offers excellent after-sales support, including assistance with any issues or questions that may arise post-purchase.
7. Location and Logistics
- Proximity: Consider the supplier’s location in relation to your facility. Closer proximity can reduce shipping costs and lead times.
- Logistics Capabilities: Ensure the supplier has strong logistics capabilities to handle your orders efficiently and deliver on time.
8. Compliance and Environmental Responsibility
- Regulatory Compliance: Verify that the supplier complies with all relevant environmental and safety regulations.
- Sustainability Practices: Consider suppliers that demonstrate commitment to sustainable and environmentally friendly practices.
Steps to Evaluate Suppliers:
- Request Samples: Ask for samples to test the material’s quality and ensure it meets your specifications.
- Visit Facilities: If possible, visit the supplier’s manufacturing facilities to assess their operations and quality control measures.
- Check References: Request references from other clients and contact them to get feedback on their experiences with the supplier.
- Review Contracts: Carefully review the terms and conditions of the supplier’s contract, including warranties, return policies, and dispute resolution mechanisms.
By considering these factors, you can select a GH4169 alloy supplier that meets your quality requirements and provides reliable service.
