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Shield Disk (JD)
Components
Plugs &
Cone
Tube
Large
& Small Disk
Component |
Material |
Code |
| Plugs |
Copper Casting Alloy |
UNS C83600 |
| Cone |
Copper Casting Alloy |
UNS C83600 |
Properties |
Cu % |
Zn % |
Pb% |
Sn % |
Min 85 |
5 |
5 |
5 |
MECHANICAL
PROPERTIES |
VALUES
|
COMMENTS
|
US / Other
Units |
Density, g/cc |
8.5 |
|
8.5 g/cc |
Hardness,
Brinell |
60 |
500kg |
60 |
Tensile
Strength, Ultimate, Mpa |
225 |
As cast |
32,625 psi |
Tensile
Strength, Yield, Mpa |
117 |
As cast |
16,965 psi |
Elongation %;
break |
30 |
As cast |
30% |
Machinability |
84 |
Free cutting
brass=100 |
84 |
Melting
Point, ° C |
1010 |
Liquidus |
1,850 ° F |
Liquidus,
° C |
1010 |
|
1,850 ° F |
Electrical
Resistivity, W - cm |
0.0000115 |
|
0.0000115
W - cm |
TOP
Component |
Material |
Code |
| Tube |
Stainless Steel |
AISI 304 |
| Tube Back Disk |
Stainless Steel |
AISI 304 |
| Tube Front Disk |
Stainless Steel |
AISI 304 |
Properties |
C % |
Cr % |
Fe % |
Mn % |
Ni % |
P % |
S % |
Si % |
Max 0.08 |
18 - 20 |
66.345 - 74 |
Max 2 |
8 - 10.5 |
Max 0.045 |
Max 0.03 |
Max 1 |
PHYSICAL
PROPERTIES |
VALUES |
COMMENTS |
US / Other
Units |
Density, g/cc |
8 |
|
8 g/cc |
Hardness,
Brinell |
123 |
Converted
from Rockwell B hardness. |
123 |
Hardness,
Knoop |
138 |
Converted
from Rockwell B hardness. |
138 |
Hardness,
Rockwell B |
70 |
|
70 |
Hardness,
Vickers |
129 |
Converted
from Rockwell B hardness. |
129 |
MECHANICAL
PROPERTIES |
VALUES |
COMMENTS |
US / Other
Units |
Tensile
Strength, Ultimate, MPa |
505 |
|
73,225 psi |
Tensile
Strength, Yield, MPa |
215 |
at 0.2% offset |
31,175 psi |
Elongation %;
break |
70 |
in 50 mm |
70 % |
Modulus of
Elasticity, GPa |
197 |
193-200
GPa. |
28,565 ksi |
Impact
Strength, Charpy, J |
325 |
|
240 ft-lb |
Shear Modulus,
GPa |
86 |
|
12,470 ksi |
THERMAL
PROPERTIES |
VALUES |
COMMENTS |
US / Other
Units |
CTE,
linear 20ºC, µm/m-°C |
17.3 |
from
0-100°C |
9.6
µin/in-°F |
CTE, linear
250ºC, µm/m-°C |
17.8 |
at 0-315°C
(32-600°F) |
9.9
µin/in-°F |
CTE, linear
500ºC, µm/m-°C |
18.7 |
at 0-650°C |
10 µin/in-°F |
Heat Capacity,
J/g-°C |
0.5 |
from 0-100°C
(32-212°F) |
0.12
BTU/lb-°F |
Thermal
Conductivity, W/m-K |
16.2 |
at 0-100°C, 21.5 W/m°C
at 500°C |
112
BTU-in/hr-ft²-°F |
Melting Point,
°C |
1427 |
1400-1455°C
melting range. |
2,601 °F |
Solidus, °C |
1400 |
|
2,552 °F |
Liquidus, °C |
1455 |
|
2,651 °F |
ELECTRICAL
PROPERTIES |
VALUES |
COMMENTS |
US / Other
Units |
Electrical
Resistivity, Ohm-cm |
0.000072 |
at 20°C
(68°F); 1.16E-04 at 650°C (1200°F) |
0.000072
Ohm-cm |
Magnetic
Permeability |
1.008 |
at RT |
1.008 |
Component |
Material |
Code |
| Large
Disk |
Mild
steel Plate |
EN 1025
ASTM A36
AS/NZS 3678 -250
|
| Small Disk |
Mild
steel Plate |
EN 1025
ASTM A36
AS/NZS 3678 -250
|
Properties |
C % |
Cu % |
Fe % |
Mn % |
P % |
S % |
Si % |
0.25-0.29 |
0.2 |
98 |
1.03 |
Max
0.04 |
Max
0.05 |
0.28 |
MECHANICAL
PROPERTIES |
VALUES
|
COMMENTS
|
US / Other
Units |
Density, g/cc |
7.312 |
|
7.312 g/cc |
Tensile
Strength, Ultimate, MPa |
400
- 550 |
|
58,000
- 79,800 psi |
Tensile
Strength, Yield, MPa |
250 |
|
36,300 psi |
Elongation %;
break |
23 % |
In 50 mm. |
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TOP
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