1. Introduction to C63200 Alloy
C63200 nickel aluminum bronze is a high-strength copper-based alloy known for its exceptional mechanical properties and corrosion resistance. This analysis provides detailed information about its characteristics, specifications, and applications.
2. Chemical Composition
The precise chemical composition according to ASTM standards:
| Элемент | Диапазон состава (%) | Optimal Range (%) |
|---|---|---|
| Медь | 81.0 – 83.0 | 82.0 |
| Алюминий (Al) | 8,5 – 9,5 | 9,0 |
| Никель (Ni) | 4,0 – 4,8 | 4.5 |
| Железо (Fe) | 3,5 – 4,3 | 4.0 |
| Марганец (Mn) | 1,2 – 2,0 | 1,5 |
| Кремний (Si) | 0.10 макс. | 00,05 |
| Свинец (Pb) | 00,02 макс. | 00,01 |
| Цинк (Zn) | 00,20 макс. | 0.10 |
3. Mechanical Properties
3.1 Standard Mechanical Properties at Room Temperature
| Имущество | Метрические единицы | Imperial Units |
|---|---|---|
| Предел прочности на растяжение | 640-720 MPa | 93-104 ksi |
| Предел текучести (смещение 0,2%) | 280-380 MPa | 41-55 ksi |
| Elongation in 50mm | 15% min | 15% min |
| Уменьшение площади | 20% min | 20% min |
| Твердость (по Бринеллю) | 160-200 HB | 160-200 HB |
| Impact Strength (Charpy V-notch) | 34 J | 25 ft-lb |
3.2 Temperature-Dependent Properties
| Температура (°С) | Прочность на растяжение (МПа) | Предел текучести (МПа) | Удлинение (%) |
|---|---|---|---|
| -196 | 850 | 420 | 12 |
| 20 | 680 | 330 | 15 |
| 100 | 650 | 310 | 16 |
| 200 | 600 | 280 | 18 |
| 300 | 520 | 250 | 20 |
| 400 | 400 | 200 | 25 |
4. Physical Properties
| Имущество | Формование и изгиб | Единицы |
|---|---|---|
| Плотность | 7.45 | г / см³ |
| Диапазон плавления | 10:30-10:60 | ° C |
| Удельная теплоемкость | 0.377 | kJ/kg·K |
| Формование и изгиб | 42 | W/m·K |
| Удельное электрическое сопротивление | 13.3 | μΩ·cm |
| Модуль упругости | 110 | ГПа |
| Коэффициент Пуассона | 0.33 | - |
| Magnetic Permeability | 1.05 | - |
5. Dimensional Specifications
5.1 Standard Tube Sizes
| Nominal OD (mm) | Wall Thickness Range (mm) | Standard Lengths (m) |
|---|---|---|
| 12.7 – 25.4 | 1.2 – 3.2 | 3, 6 |
| 31.8 – 50.8 | 1.6 – 4.8 | 3, 6 |
| 63.5 – 101.6 | 2.1 – 6.4 | 3, 6 |
| 114.3 – 219.1 | 3.2 – 12.7 | 3, 6 |
| 273.0 – 406.4 | 4.8 – 19.1 | 3, 6 |
5.2 Tolerances
| Измерение | Tolerance Range |
|---|---|
| Outside Diameter | ±0.25mm up to 50mm OD |
| Толщина стенки | ±10% |
| Длина | +3mm, -0mm |
| Straightness | 1.5mm per meter |
| Ovality | 1% of OD max |
6. Corrosion Resistance Properties
6.1 Corrosion Rates in Different Environments
| Среда | Температура (°С) | Corrosion Rate (mm/year) |
|---|---|---|
| Морская вода | 20 | 00,025 |
| Пресная вода | 20 | 0.013 |
| 3% NaCl Solution | 20 | 0.028 |
| 10% H₂SO₄ | 20 | 0.15 |
| 10% HCl | 20 | 00,22 |
| Индустриальная атмосфера | 20 | 0.008 |
6.2 Environmental Resistance Ratings
| Среда | Rating (1-10) | Примечания |
|---|---|---|
| морской | 9 | Excellent resistance |
| Промышленные | 8 | Very good resistance |
| Химическая обработка | 7 | Good for most applications |
| High Temperature | 8 | Maintains properties well |
| Формование и изгиб | 8 | Superior to standard bronzes |
| Stress Corrosion | 9 | Highly resistant |
7. Manufacturing and Processing
7.1 Fabrication Parameters
| Процесс | Recommended Parameters |
|---|---|
| Горячая рабочая температура | 760-870°C |
| Температура отжига | 650-750°C |
| Температура для снятия стресса | 350-400°C |
| Maximum Operating Temperature | 315°C |
7.2 Welding Specifications
| Welding Process | Recommended Parameters | Filler Metal |
|---|---|---|
| GTAW | DC Straight Polarity | ERCuNiAl |
| GMAW | DC Reverse Polarity | ERCuNiAl |
| SMAW | DC Reverse Polarity | ECuNiAl |
8. Quality Control Requirements
8.1 Testing Requirements
| Test Type | Стандарт | Frequency |
|---|---|---|
| Химический анализ | АСТМ Е478 | Per Heat |
| Испытание на растяжение | АСТМ Е8 | Per Lot |
| Испытание твердости | ASTM E10 | Per Lot |
| Ультразвуковой контроль | ASTM E213 | 100% |
| Hydrostatic Testing | ASTM E498 | 100% |
8.2 Surface Finish Requirements
| Surface Condition | Roughness (Ra) | заявка |
|---|---|---|
| Standard Finish | 3.2 μm | General Purpose |
| Smooth Finish | 1.6 μm | Hydraulic Applications |
| Polished Finish | 0.8 μm | Critical Flow Service |
| Mirror Finish | 0.4 μm | Special Applications |
9. Applications and Industry Standards
9.1 Industry-Specific Applications
| Промышленность | Приложения | Key Requirements |
|---|---|---|
| морской | Propeller Shafts, Pump Housings | Устойчивость к коррозии |
| Oil & Gas | Valve Bodies, Bearings | Strength, Wear Resistance |
| Химическая обработка | Heat Exchangers, Reactors | Chemical Resistance |
| Выработка энергии | Pump Components, Fittings | Reliability, Durability |
| Горное дело | Wear Plates, Bushings | Abrasion Resistance |
9.2 Applicable Standards
| Стандарт | Описание | Сфера |
|---|---|---|
| АСТМ Б150 | Standard Specification | Material Requirements |
| АСТМ Б271 | Seamless Tubes | Производство |
| NACE MR0175 | Sour Service | Oil & Gas Applications |
| ISO 9001 | Quality Management | Process Control |
| DNV-GL | Marine Certification | Maritime Applications |
10. Economic Considerations
10.1 Cost Factors
| Фактор | Impact Level | Consideration |
|---|---|---|
| Стоимость сырья | Высокий | Market-dependent |
| Стоимость обработки | Середина | Complex manufacturing |
| Installation Cost | Низкий | Standard procedures |
| Maintenance Cost | Низкий | Long service life |
| Life Cycle Cost | Favorable | Extended durability |
This comprehensive analysis provides essential information for engineers, procurement specialists, and technical professionals working with C63200 nickel aluminum bronze tubes. The data presented should be verified for specific applications and operating conditions.