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Grade : | BrOF4-0.25 ( БрОФ4-0.25 ) |
Classification : | Wrought tin bronzes |
Equivalent grades: | Go here |
Fe | Si | Ni | P | Al | Cu | Pb | Zn | Sb | Bi | Sn | Impurity |
max 0.02 | max 0.002 | max 0.2 | 0.2 - 0.3 | max 0.002 | 95.25 - 96.2 | max 0.02 | max 0.3 | max 0.002 | max 0.002 | 3.5 - 4 | all 0.1 |
Assortment | Dimension | Direct. | sв | sT | d5 | y | KCU | Heat treatment |
- | mm | - | MPa | MPa | % | % | kJ / m2 | - |
soft | 300-380 | 40-58 | ||||||
hard | 500-700 | 6-10 |
Brinell hardness for BrOF4-0.25 ( БрОФ4-0.25 ) , soft | HB 10 -1 = 55 - 70 MPa |
Brinell hardness for BrOF4-0.25 ( БрОФ4-0.25 ) , hard | HB 10 -1 = 160 - 170 MPa |
Melting temperature : | 1060 °C |
Forging temperature : | 700 - 800 °C |
Annealing temperature : | 600 - 650 °C |
T | E 10- 5 | a 10 6 | l | r | C | R 10 9 |
Grade | MPa | 1/Grade | Watt/(m·Grade) | kg/m3 | J/(kg·Grade) | Ohm·m |
20 | 1 | 84 | 8830 | 90 | ||
100 | 17.6 |
USA | Germany | Japan | ||||
- | DIN,WNr | JIS | ||||
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B64 - Pipes of non-ferrous metals and alloys |
Mechanical properties : | |
sв | - Tensile strength , [MPa] |
sT | - Yield stress, [MPa] |
d5 | - Specific elongation at fracture , [ % ] |
y | - Reduction of area , [ % ] |
KCU | - Impact strength , [ kJ / m2] |
HB | - Brinell hardness , [MPa] |
Physical properties : | |
T | - Test temperature , [Grade] |
E | - Young modulus , [MPa] |
a | - Coefficient of linear expansion (range 20o - T ) , [1/Grade] |
l | - Termal (heat) condition coefficient , [Watt/(m·Grade)] |
r | - Density , [kg/m3] |
C | - Specific heat ( range 20o - T ), [J/(kg·Grade)] |
R | - Electrical resistance , [Ohm·m] |
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