1. Химический состав

The C95800 nickel aluminum bronze alloy follows strict compositional requirements as per ASTM B150/B150M standard:

ЭлементДиапазон состава (%)
Медь79.0 – 81.5
Никель (Ni)4,0 – 5,0
Алюминий (Al)8,5 – 9,5
Железо (Fe)3,5 – 4,5
Марганец (Mn)00,8 – 1,5
Кремний (Si)0.10 макс.
Свинец (Pb)00,03 макс.

2. Механические свойства

Standard mechanical properties at room temperature:

ИмуществоФормование и изгибЕд. изм
Предел прочности585-760МПа
Предел текучести245-485МПа
Удлинение15 (min)%
Твердость160-190Бринелл
Impact Strength34Joules
Плотность7,64г / см³

3. Standard Dimensions

Common available sizes for C95800 tubes:

Outer Diameter (mm)Wall Thickness (mm)Length (m)
15.88 – 25.41.65 – 3.383 – 6
31.75 – 50.82.11 – 4.783 – 6
63.5 – 101.63.18 – 6.353 – 6
114.3 – 219.14.78 – 12.73 – 6
273.0 – 406.46.35 – 19.13 – 6

4. Physical Properties

ИмуществоФормование и изгибЕд. изм
Диапазон плавления10:30-10:60° C
Формование и изгиб42W/m·K
Удельное электрическое сопротивление13.3μΩ·cm
Коэффициент теплового расширения16.2μm/m·K
Maximum Operating Temperature315° C

5. Key Applications

5.1 Marine Industry Applications

  • Propeller shaft sleeves
  • Pump housings
  • Valve bodies
  • Sea water piping systems
  • Marine hardware components

5.2 Oil & Gas Industry

  • Offshore platform components
  • Subsea equipment
  • Pipeline fittings
  • Компоненты насоса
  • Heat exchanger tubes

5.3 Chemical Processing

  • Chemical transport lines
  • Process equipment
  • Reaction vessels
  • Heat exchanger tubes
  • Distillation equipment

6. Corrosion Resistance Properties

Performance ratings in various environments:

СредаResistance RatingПримечания
Морская водаПревосходноSuperior resistance to chloride attack
Пресная водаПревосходноLow corrosion rates
Индустриальная атмосфераОчень хорошийForms protective oxide layer
Acids (mild)ХорошийDepends on concentration
ЩелочиОчень хорошийSuitable for most alkaline environments

7. Manufacturing Standards

Applicable international standards:

СтандартОписание
АСТМ Б150/Б150МСтандартные спецификации на стержни, стержни и профили из алюминиевой бронзы
ASTM B171/B171MStandard Specification for Copper-Alloy Plate and Sheet
ASTM B467Standard Specification for Welded Copper-Nickel Pipe
MIL-C-24679Military Specification for Copper-Nickel-Aluminum Bronze

8. Quality Testing Requirements

Test TypeMethodFrequency
Химический анализSpectrographic AnalysisPer Heat
Mechanical TestingTensile TestPer Lot
Dimensional CheckPrecision Measurement100%
Неразрушающий контрольУльтразвуковой контрольAs Required
Hydrostatic TestPressure Testing100%

9. Advantages and Benefits

Key benefits of C95800 tubes:

  • Superior corrosion resistance in marine environments
  • Excellent mechanical strength
  • Хорошая износостойкость
  • High impact strength
  • Superior fatigue resistance
  • Хорошая обрабатываемость
  • Excellent weldability

10. Storage and Handling

Storage recommendations:

АспектRequirement
ТемператураRoom temperature
Humidity< 60% relative humidity
Storage PositionHorizontal on suitable racks
ЗащитаCover from dust and debris
IdentificationClear marking and tagging

11. Certifications Required

Common certification requirements:

Certificate TypeОписание
Material Test Certificate (EN 10204 3.1)Chemical and mechanical properties
Manufacturing Process CertificateProduction process details
Quality System CertificateISO 9001:2015 compliance
Non-destructive Test ReportsAs per customer specification
Third-Party Inspection ReportsWhen required

12. Maintenance Recommendations

Maintenance AspectFrequencyAction
Visual InspectionQuarterlyCheck for surface defects
Thickness MeasurementAnnuallyUltrasonic testing
CleaningПо мере необходимостиRemove deposits
Corrosion CheckSemi-annuallyInspect critical areas

This comprehensive guide provides essential information for engineers, procurement professionals, and technical specialists working with C95800 nickel aluminum bronze tubes. For specific applications or requirements, please consult with qualified metallurgists or engineering professionals.