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| Cấp: | Inconel X-750 / UNS N07750 | Tỉ trọng: | 8,28 g/cm³ |
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| Đường kính ngoài: | 100mm - 1500mm+ | Chiều cao: | 50mm - 500mm+ |
| Quy trình sản xuất: | Cán vòng liền mạch / Rèn khuôn mở | Xử lý nhiệt: | Giải pháp + Lão hóa + Làm cứng lượng mưa |
| Độ bền kéo: | ≥1170 MPa | Sức mạnh năng suất: | ≥790 MPa |
| Độ giãn dài: | ≥18% | độ cứng: | 35 HRC |
| Làm nổi bật: | Alloy X-750 Forging Rings,UNS N07750 Nickel Forging,ASTM B637 AMS 5667 Ring |
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| Grade | Alloy X-750 / Inconel X-750 / UNS N07750 |
| Type | Precipitation-Hardenable Nickel-Chromium Alloy Forging Rings |
| Density | 8.28 g/cm³ |
| Outer Diameter | 100mm - 1500mm+ |
| Height | 50mm - 500mm+ |
| Weight | Several kg to Multiple Tons |
| Manufacturing Process | Seamless Ring Rolling / Open-Die Forging / Closed-Die Forging |
| Heat Treatment | Solution + Intermediate Aging + Precipitation Hardening |
| Standards | ASTM B637, AMS 5667, AMS 5668, AMS 5671 |
Alloy X-750 (UNS N07750) is a precipitation-hardenable nickel-chromium alloy offering exceptional high-temperature strength, creep resistance, and oxidation resistance up to 1500°F (816°C). Through a precisely controlled three-step heat treatment process combining solution treatment, intermediate aging, and precipitation hardening, the alloy achieves its maximum tensile and creep-rupture properties. Widely utilized in aerospace engines, industrial gas turbines, nuclear reactors, and heat treatment equipment, Alloy X-750 forging rings deliver reliable long-term performance under the most demanding thermal and mechanical conditions.
| Element | Ni | Cr | Fe | Ti | Al | Nb | C | Mn | Si | Cu | Co | S |
| % | 70 min | 14.0-17.0 | 5.0-9.0 | 2.25-2.75 | 0.4-1.0 | 0.7-1.2 | 0.08 max | 1.0 max | 0.5 max | 0.3 max | 1.0 max | 0.01 max |
| Property | Value |
| Density | 8.28 g/cm³ |
| Melting Range | 1393 - 1427°C (2540 - 2600°F) |
| Specific Heat (0-100°C) | 431 J/kg·°C |
| Thermal Conductivity (23°C) | 12.0 W/m·K |
| Electrical Resistivity | 1.22 μΩ·m |
| Elastic Modulus | 214 GPa |
| Poisson's Ratio | 0.30 |
| Curie Temperature | -125°C |
| Property | Value |
| Tensile Strength (min) | 1170 MPa |
| Yield Strength (0.2% Offset, min) | 790 MPa |
| Elongation (min) | 18% |
| Reduction of Area (min) | 18% |
| Hardness (max) | HRC 35 |
| Alloy | UNS | PREN | CPT (°C) | CCT (°C) |
| Alloy X-750 | N07750 | ≥ 22 | ~25 | ~15 |
| Alloy 718 | N07718 | ≥ 20 | ~20 | ~10 |
| Alloy 625 | N06625 | ≥ 45 | ~65 | ~45 |
| Alloy C-276 | N10276 | ≥ 63 | ≥85 | ≥70 |
Note: CPT measured per ASTM G48 Method C in 6% FeCl₃ solution. CCT measured per ASTM G48 Method D. PREN = %Cr + 3.3(%Mo) + 16(%N).
| Characteristic | Description |
| ★ High Temperature Strength | Maintains excellent mechanical properties at elevated temperatures up to 816°C, ideal for gas turbine and aerospace engine components. |
| ★ Excellent Creep Resistance | Superior creep-rupture strength under sustained high temperature and high stress conditions, ensuring long-term service reliability in critical applications. |
| ★ Oxidation & Corrosion Resistance | Outstanding resistance to high-temperature oxidation and corrosion in aggressive environments, extending component service life significantly. |
| ★ Precipitation Hardenable | Achieves maximum tensile and creep-rupture properties through precisely controlled solution treatment, intermediate aging, and precipitation hardening heat treatment. |
| ★ Excellent Fatigue Resistance | Demonstrates high fatigue strength under cyclic loading conditions, suitable for rotating aerospace and power generation components. |
| Supply Form | Description |
| Rough Forged Rings | As-forged condition with machining allowance, suitable for customer-side finish machining. |
| Heat Treated Rings | Solution treated, aged and precipitation hardened to achieve specified mechanical properties. |
| Finish Machined Rings | CNC machined to final dimensions with tight tolerances, ready for assembly. |
| Industry | Applications |
| Aerospace | Turbine components, engine parts, rotor components, compressor rings, afterburner parts |
| Power Generation | Gas turbine rings, high temperature fasteners, combustion hardware |
| Nuclear Industry | Reactor internal components, springs, high temperature structural parts |
| Industrial Furnace | Heat treatment fixtures, furnace components, radiant tubes |
| Oil & Gas | Downhole tools, valve components, wellhead parts |
DINGSCO - PROFESSIONAL NICKEL ALLOY MANUFACTURER
QUALITY ASSURANCE:
Our mission is to provide our customers only with the best quality products. As an ISO 9001:2015, PED 2014/68/EC, and API 6A certified manufacturer, we enforce strict quality control at every production stage—from raw material inspection to final dimensional verification.
SCIENCE AND TECHNOLOGY INNOVATION STRATEGY:
We pay close attention to customer needs, implement product innovation, and further leverage the company's full range of product types and material grades to provide customers with one-stop service. Continuous improvement through implementation of material, process, and equipment optimization is our core commitment.
COOPERATION:
We are pleased to help others and glad to acquire the hand of others. We actively participate in team meetings and support decision-making. We share our experience with each other and excel at cooperating with different types of colleagues across global projects.
Dingsco offers a comprehensive range of nickel alloy forging rings in the following grades:
| Alloy | UNS | Key Feature |
| Alloy 718 | N07718 | High strength cryogenic to 704°C |
| Alloy 625 | N06625 | Superior corrosion & oxidation resistance |
| Alloy C-276 | N10276 | Universal corrosion resistance |
| Alloy 400 | N04400 | Marine & chemical processing |
| Alloy K-500 | N05500 | Age-hardenable, high strength |
| Alloy 825 | N08825 | Sulfuric & phosphoric acid service |
| Alloy 600 | N06600 | High temperature oxidation resistant |
| Alloy 601 | N06601 | Oxidation resistance to 1260°C |
Dingsco specializes in providing customized nickel alloy forging solutions tailored to your exact specifications. Our engineering team works closely with customers from design to delivery, offering:
| Custom Service | Capability |
| Non-Standard Dimensions | Custom OD, ID, and height produced to your drawings |
| Special Heat Treatment | Tailored thermal cycles for specific mechanical property requirements |
| Precision Machining | CNC turning, milling, and grinding to micron-level tolerances |
| NDT Services | UT, PT, MT, and radiographic inspection per customer requirements |
| Documentation | EN 10204 3.1 / 3.2 MTC, NACE compliance, third-party witnessed testing |
Người liên hệ: Ms. Julia Wang
Tel: 0086-13817069731
