Creator:H. Tracy Hall
Date Created:October 30, 1964
Place Created:
Keywords:May 25, 1965,Bill of Materials
Context:300 TON TETRAHEDRAL X-RAY PRESS
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TETRAHEDRAL X-RAY PRESS, 300 TON
Bill of Materials, etc.
H. Tracy Hall
October 30, 1964
Revised May 25, 1965
1.	Ram base: 4 ea. , 4340 steel, aircraft quality, magnafluxed forging, hardness Rc <^8-32 throughout, to finish 19 in. diam. x. in. thick; Alternate material: Hepenstahl Hardtem B.
2.	Mfkin.^ut: 12 ea. , 4340 steel, aircraft quality, hardness Rc 28-32, magnafluxed, pierced forging to finish 5-1/2 in. O. D. x 3-1/4 in I. D. x 3-1/2 in. long. 12 T. P. I.
/—-3. Spacer jiut: 12 ea., low alloy steel, hardness Rc 28-32, bar stock to finish 4-1/4 in O. D. x 3-1/4 in I. D. x 2 in. long, 12 T. P. I.
4.	Cylinder: 4 ea, seamless, hydraulic cylinder tubing, honed and polished I. D. » to finish 10 in. O. D. x 8 in. I. D. x 9-1/2 in. long, hardness
Rc 
5.	Cylinder top plate: 4 ea. , low alloy steel plate or bar stock, to finish 10 in. O. D. x 4 in. I. D. x " Tn. thick. Vifrxk^U, fcc 1ff-Vi-
6.	Piston: 4 ea., 4340 steel, r*— hardness Rc 55-59: to finish 8 in. O. D. x 2 in. I. D. x 'in. long.
7.	Piston rod: 4 ea.« 4340 steel, ,
forging, hardness Rc , to finish 9-3/4 in. O. D,/x
13-1/2 in. long.
jJA-
8.	Positioning jciag: 4 ea. , low alloy steel, hardness Rc 28-32, to finish 5 in. O. D. x 3 in I. D. x 1 in. thick, bar stock or plate.
9.	Binding ring: 12 ea. , (includes 8 spares), 4340 steel, aircraft quality, magnafluxed, forging, hardness Rc 51-55, to finish 4 in. O. D. x 1-1/2 in. I. D. x 2-3/4 in. long. 
10. Anvil: 12 ea. , (includes 8 spares), cobalt cemented (6-3%) virgin
tungsten carbide, 1/2 in. size (see H. T. Hall drawing "Tetrahedral