MONEL® Alloy K-500 Product Introduction
MONEL® alloy K-500 is a precipitation-hardenable nickel-copper alloy known for its excellent corrosion resistance, high strength, and toughness. This comprehensive product introduction covers its chemical composition, mechanical properties, performance at different temperatures, industry applications, shapes, sizes, production standards, standards and corresponding grades in different countries, welding, machining, polishing, heat treatment, cold working, advantages and disadvantages of materials, and similar products.
화학적 구성 요소
| 요소 | 구성 (%) |
|---|---|
| 니켈(Ni) | 63.0-70.0 |
| 구리 | 27.0-33.0 |
| 알루미늄(Al) | 2.30-3.15 |
| 티타늄(Ti) | 0.35-0.85 |
| 철(Fe) | 최대 2.0 |
| 망간(Mn) | 1.5 max |
| 실리콘(Si) | 0최대 0.5 |
| 탄소(C) | 00.25 최대 |
| 유황(S) | 0.010 최대 |
MONEL® alloy K-500 maintains a high level of nickel and copper with significant additions of aluminum and titanium, which contribute to its exceptional strength and corrosion resistance.
기계적 성질
| 상태 | 인장강도(MPa) | 항복강도(MPa) | 신장률(%) | Hardness (HRB) |
|---|---|---|---|---|
| 단련 | 690-850 | 275-550 | 20분 | 최대 75 |
| Aged (precipitation hardened) | 1100-1300 | 760-1000 | 10-20 | 27-38 HRC |
MONEL® alloy K-500 exhibits high tensile and yield strength, making it suitable for applications requiring robust mechanical properties.
다양한 온도에서의 성능
| 온도 범위 | 성능 |
|---|---|
| 실온 | 우수한 내식성, 우수한 기계적 성질 |
| Elevated Temperatures (up to 400°C / 750°F) | 강도와 인성을 유지합니다. |
| 극저온 | 유연성과 인성을 유지합니다. |
MONEL® alloy K-500 demonstrates consistent performance across a broad temperature spectrum, from cryogenic conditions to elevated temperatures.
산업 응용
MONEL® alloy K-500 finds applications in various industries requiring corrosion resistance and high strength:
| 산업 | 애플리케이션 |
|---|---|
| 선박 | Propeller and pump shafts, seawater valves |
| Oil & Gas | Springs, fasteners, downhole equipment |
| 화학 처리 | Pumps, valves, heat exchangers |
| 항공우주 | Aircraft landing gear, helicopter rotor blades |
Its resilience in harsh environments makes it a preferred material in marine, oil and gas, chemical processing, and aerospace industries.
모양, 크기 및 생산 표준
모양과 크기
| 형태 | 크기 범위 |
|---|---|
| 시트 | 두께: 0.5mm – 3mm |
| 접시 | 두께: 1mm – 50mm |
| 바 | 직경: 6mm – 100mm |
| 파이프 | 외경: 6mm – 500mm |
| 튜브 | 외경: 6mm – 300mm |
생산기준 및 해당등급
| 국가 | 기준 | 해당학년 |
|---|---|---|
| 미국 | ASTM B865 | UNS N05500 |
| 독일 | DIN 17752, DIN 17753 | 2.4375 |
| 프랑스 | AFNOR NFM 87-310 | – |
| 영국 | BS 3076 | – |
| 일본 | JIS NW 5500 | – |
| 중국 | GB/T 12769 | – |
MONEL® alloy K-500 adheres to various international production standards, ensuring consistency and quality across different manufacturing processes.
용접, 가공, 연마, 열처리, 냉간 가공
| 프로세스 | 세부 |
|---|---|
| 용접 | Welds with matching composition filler metals. Suitable methods include gas tungsten arc welding (GTAW) and gas metal arc welding (GMAW). |
| 가공 | Requires sharp tools and proper cooling. Carbide tools are recommended for turning and milling operations. |
| 세련 | Achieves good surface finish with mechanical methods like buffing and polishing wheels. Chemical polishing is also effective. |
| 열처리 | Annealing at 870°C (1600°F) followed by water quenching improves ductility and removes residual stresses. |
| 냉간 가공 | Can be cold worked to various degrees for shaping. Cold working increases strength and hardness. |
MONEL® alloy K-500 offers versatility in processing methods, facilitating its integration into complex engineering applications.
장점과 단점
| 측면 | 장점 | 단점 |
|---|---|---|
| 장점 | 우수한 내식성 | 가공은 어려울 수 있습니다. |
| High strength and toughness | 특정 형태의 제한된 가용성 | |
| 좋은 연성 및 인성 | Relatively high cost compared to some alternatives | |
| 해양 및 화학 처리 분야에 적합 |
유사한 제품
| 재료 등급 | 비교 |
|---|---|
| MONEL® 합금 400 | Lower strength and hardness, higher corrosion resistance in certain environments. |
결론
MONEL® alloy K-500 stands out as a robust nickel-copper alloy renowned for its exceptional strength, corrosion resistance, and versatility across diverse industries. Its superior mechanical properties and resilience in corrosive environments make it an ideal choice for critical applications in marine, oil and gas, chemical processing, and aerospace sectors. Engineers and designers seeking a reliable material capable of withstanding demanding conditions can confidently rely on MONEL® alloy K-500 for optimal performance and longevity.
For further technical specifications and customized solutions, consulting with material suppliers and referencing specific product data sheets is recommended.