سبيكة INCONEL® X-750

Alloy-X-750

INCONEL® Alloy X-750: Product Introduction

INCONEL® alloy X-750 is a precipitation-hardenable nickel-chromium alloy known for its exceptional strength, corrosion resistance, and high-temperature performance. This alloy is extensively utilized across various industries for its reliability and versatility in extreme environments.

التركيب الكيميائي

عنصرتعبير (٪)
النيكل (ني)70.0 min
الكروم (الكروم)14.0-17.0
الحديد (الحديد)5.0-9.0
Niobium (Nb)0.70-1.20
الألومنيوم (آل)0.40-1.00
Titanium (Ti)2.25-2.75
السيليكون (سي)0.50 كحد أقصى
المنغنيز (من)1.00 max
الكربون (ج)0.08 كحد أقصى
الكبريت (S)0.01 max

الخواص الميكانيكية

ملكيةقيمة
قوة الشد1034 MPa (150 ksi) min
Yield Strength (0.2% offset)827 MPa (120 ksi) min
استطالة25% min
Hardness (Rockwell C)36-42
كثافة8.28 g/cm³

الأداء في درجات حرارة مختلفة

Temperature RangePerformance
Room TemperatureHigh strength and corrosion resistance
Elevated Temperatures (up to 704°C / 1300°F)Retains strength and oxidation resistance
Cryogenic TemperaturesMaintains toughness and ductility

تطبيقات الصناعة

INCONEL® alloy X-750 finds extensive applications across various industries:

Industryالتطبيقات
الفضاء الجويEngine components, thrust chambers, rocket motors
Gas TurbinesCombustion chambers, seals, rotor blades
NuclearReactor cores, nuclear fuel element spacers
Industrial HeatingHeat exchanger tubing, furnace components

الأشكال والأحجام ومعايير الإنتاج

Shapes and Sizes
استمارةSize Range
SheetsThickness: 0.5 mm – 50 mm
PlatesThickness: 1 mm – 100 mm
الحاناتDiameter: 6 mm – 300 mm
الأسلاكDiameter: 0.1 mm – 10 mm
TubesOuter Diameter: 3 mm – 200 mm
PipesOuter Diameter: 6 mm – 300 mm
ForgingsVarious shapes and sizes as per standards
Production Standards and Corresponding Grades
CountryمعيارCorresponding Grade
United StatesAMS 5542/AMS 5598, AMS 5582/AMS 5583, AMS 5667/AMS 5668, ASTM B637UNS N07750
ألمانياDIN 2.4669X750
فرنساAFNOR NC15TNbA-
United Kingdom--
Japan--
ChinaGB GH4145-

Welding, Processing, Polishing, Heat Treatment, and Cold Processing

عمليةتفاصيل
لحامGTAW and GMAW methods recommended; post-weld heat treatment advised
بالقطعCarbide tools and coolants for precision machining
تلميعMechanical and chemical methods to achieve desired finish
المعالجة الحراريةSolution annealing followed by age hardening
المعالجة الباردةSuitable for forming and bending processes

خاتمة

INCONEL® alloy X-750 is a versatile material suitable for critical applications requiring high strength, corrosion resistance, and reliability at elevated temperatures. Its well-defined chemical composition, robust mechanical properties, and adherence to international production standards make it a preferred choice in aerospace, gas turbines, nuclear, and industrial heating sectors globally. Engineers and designers seeking a durable alloy for extreme environments can confidently consider INCONEL® alloy X-750.

For detailed technical specifications and customized solutions, consulting with material suppliers and referencing specific product data sheets is recommended.