Products - Nonferrous metal -
Berrilliumcopper
Industry and UNS Designations
Density Lb/in
3
Average CTE 10
6
in/in/
o
F 70-400
o
F
Thermal Conductivity BTU/ft/hr/
o
F 70
o
Electrical Conductivity % IACS
Hardness Rockwell min.
3C & 14C
(C82200)
0.316
10
140
45 - 50
HRb 92
10C (C82000)
0.311
10
115
45 – 50
HRb 92
165C & CT*
(C82400)
0.298
10
58
20 – 25
HRc 34
20C, 20 CT*
(C82500)
0.297
10
56
18 – 25
HRc 36
21C (C82510)
0.298
10
56
18 – 25
HRc 38
245C & CT
(C82600)
0.292
10
54
18– 23
HRc 40
275C & CT
(C82800)
0.292
10
52
16 - 23
HRc 42
ALLOY
Be %
Co %
Si %
Cu %
20C, 20 CT
(C82500)
1.90-2.25
0.35– 0.70
0.20 – 0.35
Balance
21C, 21 CT
(C82510)
1.90-2.15
1.00-1.20
0.20 – 0.35
Balance
165C & CT
(C82400)
1.60-1.85
0.20-0.65
–
Balance
275C
(C82800)
2.50-2.85
0.35 – 0.70
0.20 – 0.35
Balance
245C
(C82600)
2.25-2.55
0.35 - 0.65
0.20 – 0.35
Balance
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s
Reserved.Maxellsteel&alloys A
Regale.Inc
Creation
