HAYNES 25 (L605) Alloy Product Introduction
HAYNES 25, also known as L605 or Stellite 25, is a cobalt-based superalloy renowned for its excellent high-temperature strength, wear resistance, and corrosion resistance. This article provides a comprehensive introduction to HAYNES 25 (L605), covering its chemical composition, mechanical properties, performance at different temperatures, industry applications, shapes and sizes, production standards, welding and processing capabilities, advantages and disadvantages, and comparisons with similar alloys.
화학적 구성 요소
HAYNES 25 (L605) has a complex chemical composition designed to achieve its high-performance properties:
| 요소 | 구성 (%) |
|---|---|
| 코발트(Co) | 50.0 |
| 크롬(Cr) | 20.0 |
| 텅스텐(W) | 15.0 |
| 니켈(Ni) | 10.0 |
| 철(Fe) | 3.0 |
| 몰리브덴(Mo) | 1.0 |
| 탄소(C) | 0최대 0.10 |
| 망간(Mn) | 최대 1.0 |
| 실리콘(Si) | 최대 1.0 |
| 인(P) | 00.04 최대 |
| 유황(S) | 00.03 최대 |
| 붕소(B) | 0.01 max |
기계적 성질
HAYNES 25 (L605) exhibits impressive mechanical properties suitable for high-stress applications:
| 재산 | 값 |
|---|---|
| 인장 강도, ksi(MPa) | 160 (1100) min |
| 항복 강도(0.2% 오프셋), ksi(MPa) | 120 (828) min |
| 신율(2인치 단위의 %) | 15 분 |
| 경도, 로크웰 C(HRC) | 40 – 50 |
성능 특성
HAYNES 25 (L605) offers exceptional performance in extreme environments:
- 고온 강도: Maintains strength and toughness at temperatures up to 1800°F (980°C), making it suitable for gas turbine engines and other high-temperature applications.
- Wear and Corrosion Resistance: Excellent resistance to wear, corrosion, and oxidation in harsh environments, including aerospace and industrial applications.
산업 응용
HAYNES 25 (L605) is utilized across various industries where high performance and reliability are crucial:
| 산업 분야 | 애플리케이션 |
|---|---|
| 항공우주 | Gas turbine components, combustion chambers, thrust reversers, and other hot section parts requiring high strength and heat resistance. |
| Medical | Surgical implants, prosthetic devices, and other biomedical applications due to biocompatibility and corrosion resistance. |
| Industrial | Cutting tools, bearings, valves, and components for chemical processing and oil & gas industries. |
모양과 크기
HAYNES 25 (L605) is available in various forms and sizes to meet specific application needs:
- 양식: Sheets, plates, bars, tubes, wires, and custom shapes.
- 크기: Thickness ranging from 0.010 inches to 1.000 inches (0.25mm to 25.4mm), diameter ranging from 0.125 inches to 12.000 inches (3.18mm to 304.8mm).
생산 표준
HAYNES 25 (L605) complies with stringent industry standards for quality and performance:
| 제품 형태 | 사용 가능한 모양 | 사용 가능한 크기 | 생산 표준 |
|---|---|---|---|
| 바/막대 | 둥근 막대, 사각형 막대 | Diameter: 0.125″ – 12.000″ (3.18mm – 304.8mm) | AMS 5759, AMS 5796 |
| 플레이트/시트 | 플레이트, 시트 | Thickness: 0.010″ – 1.000″ (0.25mm – 25.4mm) | AMS 5537, AMS 5759 |
| 전선 | 전선 | 직경: 0.010″ – 0.250″ (0.25mm – 6.35mm) | AMS 5796, AMS 5797 |
| 튜브/파이프 | 튜브, 파이프 | 외경: 0.250″ – 6.000″ (6.35mm – 152.4mm) | AMS 5759, AMS 5796 |
용접 및 가공
HAYNES 25 (L605) offers good weldability and machinability:
- 용접: Can be welded using conventional methods such as TIG and MIG welding with proper preheating and post-weld heat treatment.
- 처리: Machinable using carbide tooling, although it tends to work-harden and requires adequate cooling during machining.
장점과 단점
| 측면 | 세부 |
|---|---|
| 장점 | High strength at elevated temperatures, excellent wear and corrosion resistance, biocompatibility for medical applications, and good machinability. |
| 단점 | 기존 소재에 비해 가격이 높으며 강도와 경도가 높아 취급에 대한 전문 지식이 필요합니다. |
유사한 합금
| 합금 이름 | 비교 |
|---|---|
| HAYNES 188 | Similar high-temperature capabilities but with higher cobalt content and better oxidation resistance compared to HAYNES 25. |
유사한 합금의 비교
| 속성/특징 | HAYNES 25 (L605) | HAYNES 188 |
|---|---|---|
| 코발트 함량(%) | 50.0 | 39.0 |
| 크롬 함량(%) | 20.0 | 22.0 |
| 텅스텐 함량(%) | 15.0 | 13.0 |
| 항복강도(ksi) | 120 | 90 |
| 애플리케이션 | Gas turbine components, medical implants | Aerospace components, high-temperature structural parts |
This detailed article provides a comprehensive introduction to HAYNES 25 (L605), highlighting its chemical composition, mechanical properties, performance characteristics, industry applications, available forms and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar alloys. Engineers and professionals seeking high-performance materials for applications demanding strength, corrosion resistance, and reliability will find this information useful in selecting the appropriate alloy for their specific needs.