MONEL® alloy 400 is a nickel-copper alloy known for its excellent corrosion resistance in a wide range of environments. It offers high strength and toughness across a broad temperature range, making it suitable for various industrial applications. This introduction covers its chemical composition, mechanical properties, performance characteristics, industry applications, shapes, sizes, production standards, and other relevant details.
화학적 구성 요소
요소
구성 (%)
니켈(Ni)
63.0 min
구리
28.0-34.0
철(Fe)
최대 2.5
망간(Mn)
최대 2.0
실리콘(Si)
0최대 0.5
탄소(C)
0최대 0.3
유황(S)
0.024 최대
기계적 성질
재산
값
인장강도(어닐링)
517 MPa (75 ksi) min
항복 강도(어닐링)
172 MPa (25 ksi) min
신장률(어닐링)
35% min
경도(어닐링)
65 HRB max
다양한 온도에서의 성능
온도 범위
성능
실온
우수한 내식성, 우수한 기계적 성질
Elevated Temperatures (up to 550°C / 1020°F)
Retains strength and toughness
극저온
유연성과 인성을 유지합니다.
산업 응용
MONEL® alloy 400 is utilized in various industries for its corrosion resistance and mechanical properties:
산업
애플리케이션
선박
Propeller shafts, seawater valves, pump shafts
화학 처리
Sulfuric acid and hydrofluoric acid production
Oil & Gas
Pump shafts, oil well tools, valve trim
항공우주
Aircraft fuel tanks, heat exchanger parts
모양, 크기 및 생산 표준
모양과 크기
형태
크기 범위
시트
Thickness: 0.5 mm – 4 mm
접시
두께: 1mm – 100mm
바
직경: 6mm – 200mm
파이프
OD: 6 mm – 1000 mm
튜브
OD: 6 mm – 1000 mm
생산기준 및 해당등급
국가
기준
해당학년
미국
ASTM B127, ASTM B164
UNS N04400
독일
DIN 17750, DIN 17751
2.4360
프랑스
AFNOR NFM 87-310
–
영국
학사 3072, 학사 3073
NA13
일본
JIS NW 4400
–
중국
GB/T 12771, GB/T 12770
–
용접, 가공, 연마, 열처리, 냉간 가공
프로세스
세부
용접
Welds easily with matching composition filler metals
가공
Requires sharp tools, low cutting speeds, and heavy feed rates
세련
Achieves good surface finish with appropriate techniques
열처리
870°C(1600°F)에서 어닐링 후 물 담금질
냉간 가공
Good ductility allows for extensive cold forming
장점과 단점
측면
장점
단점
장점
Excellent corrosion resistance across many environments
특정 형태의 제한된 가용성
High strength and toughness
Relatively high cost compared to some alternatives
Good mechanical properties at high and low temperatures
해양 및 화학 처리 분야에 적합
유사한 제품
재료 등급
비교
Alloy K-500
Similar composition with added aluminum and titanium for increased strength
결론
MONEL® alloy 400 stands out as a versatile nickel-copper alloy renowned for its corrosion resistance and mechanical properties across diverse industries. Its ability to withstand harsh environments, coupled with ease of fabrication and reliability, makes it a preferred choice for critical applications in marine, chemical processing, and aerospace sectors. Designers and engineers seeking a robust material capable of performing under demanding conditions can rely on MONEL® alloy 400 for consistent performance and longevity.
For detailed technical specifications and tailored solutions, consulting with material suppliers and referencing specific product data sheets is recommended.
