Physical Properties of E-Brite Alloys in the Annealed Condition at -20°F to +100°F
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Tensile Strength |
Yield Strength |
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| Alloy |
UNS Designation |
Spec. |
psi |
MPa |
ksi |
psi |
MPa |
ksi |
Elongation in 2 in. (min.) % |
Grain Size Req. |
Max. Hardness |
Modulus of Elasticity (x106 psi) |
Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6) |
Thermal Conductivity (BTU-in/ ft2-h-°F) |
| E-Brite |
S44627 |
A268 |
65,000 |
450 |
65 |
40,000 |
275 |
65 |
12* |
— |
95 Rb |
29.0 |
5.2 |
116 |
*for 0.049” average wall
Composition of E-Brite tubing and pipe
| Grade |
E-Brite |
| UNS Designation |
S44627 |
| Nickel (Ni) |
0.5* |
| Chromium (Cr) |
25.0–27.5 |
| Iron (Fe) |
Bal. |
| Molybdenum (Mo) |
0.75–1.50 |
| Titanium (Ti) Max. |
— |
| Aluminum (Al) Max. |
— |
| Cobalt (Co) Max. |
— |
| Tungsten (W) |
— |
| Vanadium (V) Max. |
— |
| Copper (Cu) Max. |
0.2 |
| Manganese (Mn) Max. |
0.40 |
| Niobium (Nb) plus Tantalum |
0.05–0.20 |
| Carbon (C) Max. |
0.01* ** |
| Nitrogen (N) Max. |
0.015 |
| Silicon (Si) Max. |
0.40 |
| Sulphur (S) Max. |
0.02 |
| Phosphorous (P) Max. |
0.02 |
| Other Elements |
— |
*Nickel + Copper
**0.015 Max. for OD<0.500" and for T<0.049"
E-Brite Product Range
| Alloy |
UNS Designation |
Werkstoff NR. |
Specifications* |
| E-Brite |
S44627 |
N/A |
A267/SA267 |
*Note: The specifications noted including ASTM, ASME, or other applicable authorities are correct at the time of publication. Other specifications may apply for use of these materials in different applications.
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