4032 High Silicon Aluminum Alloy Bar For Automotive Pistons With Low Thermal Expansion And Wear Resistance
تفاصيل المنتج:
| مكان المنشأ: | الصين |
| اسم العلامة التجارية: | taigang |
| إصدار الشهادات: | SGS,ISO,CE,BIS |
| رقم الموديل: | 6061 |
شروط الدفع والشحن:
| الحد الأدنى لكمية: | 1 طن |
|---|---|
| الأسعار: | negotiable |
| تفاصيل التغليف: | تصدير البحر يستحق التعبئة مع لوح خشبي ومربوط بشكل جيد ومحمي ، أو حسب متطلبات العملاء. |
| وقت التسليم: | 3 ~ 10 أيام ، معظم الأحجام متوفرة |
| شروط الدفع: | خطاب الاعتماد، D/A، D/P، T/T، ويسترن يونيون |
| القدرة على العرض: | 2000 طن / شهر |
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معلومات تفصيلية |
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| معايير الامتثال: | ASTM ، ISO ، en | القطر: | يختلف، عادة من 10 ملم إلى 200 ملم |
|---|---|---|---|
| مقاومة التآكل: | عالي | التطبيقات: | البناء والسيارات والفضاء والآلات |
| كثافة: | حوالي 2.7 جم/سم3 | مادة: | سبائك الألومنيوم |
| الانتهاء من السطح: | الانتهاء من مطحنة، مصقول، بأكسيد | الموصلية الكهربائية: | يختلف حسب السبائك، جيد بشكل عام |
| قوة الشد: | عادة 200-600 ميجا باسكال اعتمادا على السبائك | المعالجة الحرارية: | متاح (T3، T6، الخ.) |
| اسم المنتج: | شريط من سبيكة الألومنيوم | شكل: | حاجِز |
| إبراز: | Wear Resistance Aluminum Alloy Bar,Automotive Pistons Aluminum Alloy Bar,4032 Aluminum Alloy Bar |
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منتوج وصف
4032 aluminum bar is a high-silicon aluminum alloy material widely used in automotive pistons, precision machining components, aerospace parts, and wear-resistant mechanical applications. Compared with conventional 6061 or 7075 aluminum alloys, 4032 aluminum alloy contains a higher silicon content, which improves wear resistance, thermal stability, and low thermal expansion performance.
This alloy is commonly selected for high-temperature operating environments and precision mechanical systems where dimensional stability and reduced expansion are important. The material is suitable for CNC machining, turning, milling, and precision component manufacturing.
4032 aluminum bars are available in round bar, flat bar, and custom-machined profiles with stable tolerance and controlled surface quality for industrial manufacturing applications.
- Excessive thermal expansion under high temperatures
- Reduced wear resistance during friction operation
- Machining instability in precision components
- Surface deformation after long-term operation
- Difficulty maintaining dimensional consistency
These issues are especially common in automotive piston manufacturing, aerospace mechanical systems, and precision rotating equipment.
- High silicon content for improved wear resistance
- Low coefficient of thermal expansion
- Stable dimensional performance under heat
- Good machinability for CNC processing
- Lightweight strength for moving components
The alloy is widely used in applications requiring high-temperature stability and precision tolerance control.
| Item | Specification |
|---|---|
| Product Name | 4032 Aluminum Bar |
| Alloy Grade | AA4032 |
| Shape | Round Bar / Flat Bar / Custom Profile |
| Diameter Range | 6 mm - 300 mm |
| Length | Customized Length |
| Temper | T6 / T651 |
| Surface Finish | Mill Finish / Polished |
| Standard | ASTM B211 / AMS Standards |
| Density | Approx. 2.69 g/cm³ |
| Main Alloy Elements | Silicon, Magnesium, Copper |
| Processing Method | Extruded / Drawn / CNC Machined |
| Feature | Low Thermal Expansion / Wear Resistant |
- Automotive pistons
- Racing engine components
- Transmission system parts
- Turbocharger components
- Precision aerospace fittings
- Lightweight rotating components
- Structural mechanical assemblies
- CNC precision parts
- High-speed rotating shafts
- Wear-resistant machine components
- Thermal stability assemblies
- Precision fixture systems
- Heat-sensitive mechanical structures
- Lightweight industrial equipment
4032 aluminum alloy achieves its performance through a high silicon alloy composition combined with heat treatment processing.
The increased silicon content improves:
- Wear resistance during repeated friction
- Thermal stability under elevated temperatures
- Dimensional consistency during mechanical operation
During CNC machining, the alloy maintains stable cutting performance and reduced deformation, making it suitable for precision industrial parts.
Recommended:
- 4032-T6 aluminum round bar
- Precision-machined surface
- Tight dimensional tolerance
Recommended:
- Drawn aluminum bar
- Stable straightness control
- CNC machining grade material
Recommended:
- Low expansion aluminum alloy
- Heat-treated T651 condition
| Processing Type | Recommended Surface |
|---|---|
| CNC Turning | Precision Drawn |
| Milling | Extruded Surface |
| Polishing | Polished Finish |
| Anodizing | Mill Finish |
4032 aluminum is commonly used for automotive pistons, aerospace components, and precision mechanical parts requiring wear resistance and thermal stability.
4032 aluminum provides lower thermal expansion and better wear resistance due to its higher silicon content.
Yes. The alloy offers stable machining performance for turning, milling, and precision component manufacturing.
Yes. Diameter, length, tolerance, and surface finish can be customized according to industrial requirements.
Yes. The alloy maintains stable dimensional performance in elevated temperature operating environments.

