Choosing Material

MATERIAL

Service Temp (K)

Density (g/in^3)

Weight (g)

Therm. Conductivity

(W/mK)

Machinability (%)

Cost

($/lb)

CTE (µm/mK)

Stainless Steel

1143

127.819

63.143

16-24 

40-55 

$0.65 

16 

Titanium

873

73.9057

36.51

6-24 

10-18 

$30 

Inconel 

1255

134.243

66.32

10-15 

10-30 

$8.33 

12 

Aluminum

623

44.2451

21.86

205

75-450

$0.33

23

Decided Material: Stainless Steel 316

Max. Mach Number: 1.4 Alt at Max. Mach: 3,401 ft Stagnation Temperature: 391.2 K


 

Design: Von Karman Ogive

 0.05352 in tip radius

0.73 in base diameter

 

2.291 in length

0.494 in^3 volume

 



Thermal Analysis

 

Stagnation Temperature: 391 K

Temperature at base: 381K

NC Body Service Temperature: ~397K

 







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