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Niobium Tungsten Hafnium Alloy Tubes C129Y

C129Y alloy round tubes are characterized by high temperature resistance and high strength and are mainly used in the aerospace industry.

C129Y alloy is suitable for the manufacture of riveted and fastened components such as skins, bolts and nuts.

Niobium alloys, such as Nb752, are formed by using niobium as the base metal and adding not more than 10% of tungsten, molybdenum, tantalum, vanadium, titanium, zirconium, hafnium, and other metal elements and a small amount of carbon to form niobium alloys strengthened by solid solution and a small amount of ZrO2 and C precipitation.

c129Y alloy tube chemical composition

							Chemical Composition/10^-6
W			V				C	O	N
10	-	-	-	10	-	0.2Y	150	225	150

C129Y niobium tungsten hafnium alloy pipe mechanical property

	Nb-10W-10Hf-0.5Ta-0.7Zr-0.1Mo-0.4Y
Density/g·cm-3	9.5
/˚C	2399
Coefficient of Line-expansion/10-6K-1	4.73 (1371˚C)
	1038 - 1093
	980
	- 196
	105 460
	632.8
	534
Elongation(Standard 50.8mm)/%	25

C129Y niobium tungsten hafnium alloy tube High-temperature Properties


C-129Y	10W,10Hf,0.1Y		1316	161.7	1093	105.5

c129Y alloy tube physical properties


		Density/g·cm-3	/˚C	Coefficient of Line-expansion/10-6K-1
C-129Y	Nb-10W-10Hf-0.5Ta-0.7Zr-0.1Mo-0.4Y	9.5	2399	4.73 (1371˚C)	1038 - 1093	982	- 196

1. High melting point: The melting point of tungsten alloy is as high as 3422 degrees Celsius, a characteristic that makes it highly stable in high-temperature environments. Therefore, tungsten alloy is widely used in aerospace, nuclear industry and other fields, becoming a key material to deal with extreme environments.

2. High tensile strength: The tensile strength of tungsten alloy is much higher than that of ordinary steel, a characteristic that gives it an obvious advantage in occasions where it is subjected to high strength stress. For example, in the military field, the armor-piercing warheads made of tungsten alloy can easily penetrate the enemy's armor and exert amazing power.

3. High hardness: The hardness of tungsten alloy is very high, second only to diamond. This feature makes tungsten alloy have excellent performance in cutting, grinding and other fields. At the same time, the high hardness also makes tungsten alloy have a longer service life in abrasive environments.

4. Low coefficient of thermal expansion: The coefficient of thermal expansion of tungsten alloy is very low, which means that its dimensional change is negligible under temperature change. Therefore, tungsten alloys have important applications in the manufacture of precision instruments, aerospace and other fields.