MONEL® 합금 404

Alloy-404

MONEL® Alloy 404 Product Introduction

MONEL® alloy 404 is a nickel-copper alloy renowned for its excellent corrosion resistance and high strength, particularly in marine environments. This product introduction covers its chemical composition, mechanical properties, performance across different temperatures, industry applications, shapes, sizes, production standards, welding, machining, polishing, heat treatment, cold working, advantages and disadvantages, and similar products.

화학적 구성 요소

요소구성 (%)
니켈(Ni)52.5 min
구리27.0-33.0
철(Fe)최대 1.0
망간(Mn)1.5 max
실리콘(Si)0최대 0.5
탄소(C)0최대 0.3
유황(S)0.02 max

기계적 성질

재산
인장강도(어닐링)450 MPa (65 ksi) min
항복 강도(어닐링)170 MPa (25 ksi) min
신장률(어닐링)40% min
경도(어닐링)70 HRB max

다양한 온도에서의 성능

온도 범위성능
실온우수한 내식성, 우수한 기계적 성질
높은 온도(최대 300°C / 570°F)강도와 인성을 유지합니다.
극저온유연성과 인성을 유지합니다.

산업 응용

MONEL® alloy 404 finds applications in various industries for its corrosion resistance and mechanical properties:

산업애플리케이션
선박조선, 해수배관
화학 처리황산 생산, 화학 용기
항공우주항공기 부품, 연료 탱크
Oil & Gas밸브 트림, 펌프 샤프트

모양, 크기 및 생산 표준

모양과 크기
형태크기 범위
시트두께: 0.5mm – 3mm
접시두께: 1mm – 50mm
직경: 6mm – 100mm
파이프외경: 6mm – 500mm
튜브외경: 6mm – 300mm
생산기준 및 해당등급
국가기준해당학년
미국ASTM B127, ASTM B164UNS N04404
독일DIN 17750, DIN 177512.4867
프랑스AFNOR NFM 87-310
영국학사 3072, 학사 3073NA12
일본JIS NW 4404
중국GB/T 12771, GB/T 12770

용접, 가공, 연마, 열처리, 냉간 가공

프로세스세부
용접Welds with matching composition filler metals. Suitable methods include gas tungsten arc welding (GTAW) and gas metal arc welding (GMAW).
가공Requires sharp tools and proper cooling. Carbide tools are recommended for turning and milling operations.
세련Achieves good surface finish with mechanical methods like buffing and polishing wheels. Chemical polishing is also effective.
열처리Annealing at 870°C (1600°F) followed by water quenching improves ductility and removes residual stresses.
냉간 가공Can be cold worked to various degrees for shaping. Cold working increases strength and hardness.

장점과 단점

측면장점단점
장점우수한 내식성특정 형태의 제한된 가용성
High strength and toughness가공은 어려울 수 있습니다.
좋은 연성 및 인성Relatively high cost compared to some alternatives
해양 및 화학 처리 분야에 적합

유사한 제품

재료 등급비교
Alloy K-500Similar composition with added aluminum and titanium for increased strength and hardness.

결론

MONEL® alloy 404 is a versatile nickel-copper alloy ideal for applications requiring corrosion resistance and high strength in harsh environments. Its combination of mechanical properties and resistance to marine and chemical environments makes it suitable for a wide range of industries. Engineers and designers seeking a durable material with excellent performance characteristics can rely on MONEL® alloy 404 for dependable solutions.

For detailed technical specifications and customized solutions, consulting with material suppliers and referencing specific product data sheets is recommended.lting with material suppliers and referencing specific product data sheets is recommended.