1. Chemical Composition

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

عنصرنطاق التركيب (%)
نحاس79.0 – 81.5
النيكل (ني)4.0 – 5.0
الألومنيوم (آل)8.5 – 9.5
الحديد (الحديد)3.5 – 4.5
المنغنيز (من)0.8 – 1.5
السيليكون (سي)0.10 كحد أقصى
الرصاص (الرصاص)0.03 كحد أقصى

2. Mechanical Properties

Standard mechanical properties at room temperature:

ملكيةقيمةوحدة
إلى 500 درجة مئوية وتخفيف التوتر585-760الآلام والكروب الذهنية
قوة الغلة245-485الآلام والكروب الذهنية
استطالة15 (min)٪
سمك 12-300 مم × عرض 200-2300 مم160-190Brinell
Impact Strength34Joules
سمك 12-300 مم × عرض 200-2300 مم7.64ز / سم³

3. Standard Dimensions

Common available sizes for C95800 tubes:

Outer Diameter (mm)سمك الجدار (مم)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

ملكيةقيمةوحدة
مدى الذوبان1030-1060درجة مئوية
توصيل حراري42W/m·K
المقاومة الكهربائية13.3μΩ·cm
Thermal Expansion Coefficient16.2μm/m·K
Maximum Operating Temperature315درجة مئوية

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
  • مكونات المضخة
  • 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:

بيئةResistance Ratingملاحظات
مياه البحرممتازSuperior resistance to chloride attack
Fresh WaterممتازLow corrosion rates
الجو الصناعيجيد جدًاForms protective oxide layer
Acids (mild)جيدDepends on concentration
Alkalisجيد جدًاSuitable for most alkaline environments

7. Manufacturing Standards

Applicable international standards:

اساسيوصف
أستم B150/B150MStandard Specification for Aluminum Bronze Rod, Bar, and Shapes
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

نوع الاختبارطريقةتكرار
تحليل كيميائيSpectrographic AnalysisPer Heat
الاختبارات الميكانيكيةTensile TestPer Lot
Dimensional CheckPrecision Measurement100%
Non-destructive TestingUltrasonic TestingAs Required
Hydrostatic Testاختبار الضغط100%

9. Advantages and Benefits

Key benefits of C95800 tubes:

  • Superior corrosion resistance in marine environments
  • Excellent mechanical strength
  • مقاومة التآكل جيدة
  • High impact strength
  • Superior fatigue resistance
  • آلية جيدة
  • Excellent weldability

10. Storage and Handling

Storage recommendations:

وجهمتطلبات
درجة حرارة التقسيةRoom temperature
Humidity< 60% relative humidity
Storage PositionHorizontal on suitable racks
ProtectionCover from dust and debris
IdentificationClear marking and tagging

11. Certifications Required

Common certification requirements:

Certificate Typeوصف
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 AspectتكرارAction
Visual InspectionQuarterlyCheck for surface defects
Thickness MeasurementAnnuallyUltrasonic testing
CleaningAs neededRemove 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.