go to main contents

Introduction Procedure List of Contents Appendices Photo/Map Sitemap History

Main Contents begins from here.


Metal Materials

Storage No. Item Remarks Purity(%) Price Compartment
N-1-1-1 Beryllium 4Be   98.0 2,500/piece 24
2 Magnesium 12Mg   99.97 295,000/ton 24
3 Aluminium 13Al     430/kg 24
4 Vanadium 23V   99.8 2,100/piece 24
5 Chromium 24Cr   99.9 800/kg 24
6 Manganese 25Mn   99.9 250/kg 24
7 Iron 26Fe Zone refined 99.999 300,000** 24
8 Cobalt 27Co     2,200/kg 24
9 Nickel 28Ni For metal plating Ni+Co99.95 2,000/kg 24
10 Copper 29Cu Electrolytic copper 99.998 520,000/ton 24
11 Zinc 30Zn For chemical analysis 99.9999 520,000/ton 24
12 Gallium 31Ga   99.9999 550~650/kg 24(S)
13 Zirconium 40Zr Containing Hafnium 72Hf 99.97 10,000/kg 24
14 Ruthenium 44Ru     580/g 24(S)
15 Rhodium 45Rh   High 2,600/g 24(S)
16 Palladium 46Pd   High 450/g 24(S)
17 Silver 47Ag   99.999 60/g 24
18 Cadmium 48Cd   99.999 25/g 24
19 Indium 49In   99.999 85,000/kg 24
20 Indium 49In   99.999 80,000/kg 24
21 Tin 50Sn   99.999 8,500/kg 24
22 Antimony 51Sb Zone refined 99.9999 36/g 24
23 Samarium 62Sm     120,000/kg 24
24 Osmium 76Os     3,100/g 24(S)
25 Iridium 77Ir     1,910/g 24(S)
26 Platinum 78Pt   99.95 2,000/g 24
27 Gold 79Au     750/g 24(S)
28 Lead 82Pb   99.999 8,500/kg 24(S)
29 Bismuth 83Bi   99.999 18/g 24

**Part of one special piece(see page 11)

Return to top

Metal Products

Storage No. Item Remarks Price Compartment
N-1-2-1 Sodium 11Na Discharge tube for high-pressure sodium lamp   24(S)
2 Titanium 22Ti Repair material for defects of the human cranium 10,000/** 24
3 Niobium 41Nb Pipe   24
4 Molybdenum 42Mo Foil for high-pressure mercury lamp 480/m 24
5 Tantalum 73Ta Nozzle for use in chemical industry   24
6 Tungsten 74W Coil for fluorescent lamps(20,30,40W)
and incandescent lamps(40,60,100W)
4.50/piece *** 24(S)


Return to top


Storage No. Item Remarks Price Compartment
N-1-3-1 Boron Steel Low carbon steel with boron in extremely
small quantity for good hardenability.C0.17
Si0.31 Mn0.88 P0.015 S0.026 Cu0.18
Ni0.52 Cr0.41 Mo0.11 B0.0020
75,000/ton 24
2 Cast iron with spheroidal graphite Cast iron with ideal microstructure of ferrite
or pearite matrix and fully globulized graphite
FCD 40:C3.5 Si2.5 Mn0.33 P0.07 S0.006
130~140/kg 24
    Tensile strength:45kg/mm²
FCD 70:C3.1 Si2.1 Mn0.3 P0.06 S0.006 Ni1.2
    Tensile strength:78kg/mm²    
3 Dispersion-hardened steel Hardened by uniform dispersion of very fine particles of Al2O3 in Fe-25Cr-28Ni
base metal. An extremely durable heat-resistant alloy
4 Silicon steel sheet Cold-rolled oriented electrical steel strip,
0.3mm thickness.Si nearly 3%. Extremely
low selenium processing
230,000/ton 24
5 Nickel-base super heat-resistant alloy Udimet 700 Co18.70 Cr14.53 Mo5.08 Al4.53 Ti3.58 Zr0.03 C0.12 and Ni
Heat resistivity:900 ºC
10,000~12,000/kg 24
6 Cobalt-base super heat-resistant alloy GT-816 B Co40.60 Ni20.35 Cr19.90 Nb+Ta4.05
Fe3.80 Mn1.57 Si0.49 C0.38
Heat resistivity:800 ºC
4,500~5,000/kg 24
7 Extra super Duralumin The strongest aluminium alloy.Zn5.6 Mg2.5 Cu1.6 Cr0.25 and Al.Tensile
1,200/kg 24
8 Phosphor bronze Spring metal.Sn8.37 P0.17 and Cu
Tensile strength:74kg/mm²
9 Age-hardening Be2.0 Co0.2 Fe0.15 and Cu   24
  beryllium bronze Properties will change with ageing    
10 Brass 70%Cu 30%Zn 550/kg 24
11 Stainless Invar Co54.5 Fe35.5 Cr10.0
Thermal expansion coefficient:0.05x10-6 (-10 ºC ~ +50 ºC)
4,400/kg 24
12 Platinum-iron alloy Fe44 Pt56 Thermal expansion coefficient:-23.7x10-6
(-10 ºC ~ +40 ºC)
(This alloy shrinks on heating)
4,000/kg 24
13 Constant elastic modulus alloy Elkaloy I(*) Co36.6 Fe35.8 Cr10.9 Ni16.7
Thermal coefficient nearly zero;Young's modulus is very high
2,000/kg 24

Return to top

Alloy Products

Storage No. Item Remarks Price Compartment
N-1-4-1 High speed steel Twist drill, 6mm φ
W6 Mo5 Cr4 V2 and Fe
1,650/doz. 24
2 Austenitic steel For exhaust valve
Cr-Mn-Ni with W, V, Nb and N
3 Nickel-base super heat-resistant alloy Udimet 700 Turbine blade for jet engine(segment)   24
4 Cobalt-base super heat-resistant alloy GT 816 Turbine blade for jet engine(segment)   24
5 Type metal 1,850 characters of Japanese type
Pb81 Sn5 Sb14
6 Constant elastic Spring modulus alloy Elkaloy III(*) Spring
Co33.2 Fe39.9 Cr7.7 Ni15.4 Mo3.8
7 Constant elastic modulus alloy Elkaloy II(*) For wrist watch micro-balance wheel
Co32.9 Fe37.3 Cr9.8 Ni15.2 Mo4.8
8 Cemented carbide Igetaloy ST10P Tip for machine tool(throw-away type)
Flexural strength:130kg/mm²
810/each 24
9 Sintered alloy Oilless bearing, bronze. Porosity:20~25% 13.25/each 24
10 Alumite, specially coloured     24

Return to top


Storage No. Item Remarks Purity(%) Price Compartment
N-1-5-1 Carbon 6C Carbon electrode for dry battery   0.68/piece 24
2 Sulphur 16S     18,000/ton 24(S)
3 Selenium 34Se   99.90 5,000/kg 24(S)
4 Tellerium 52Te   99.90 8,000/kg 24(S)

Return to top

The contents of this site are excerpted from THE OFFICIAL RECORD OF TIME CAPSULE EXPO'70(March 1975). Please note that company and organization names may differ from those of the current ones.

© Panasonic Corporation 2010