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Russian Metals
BrOF702 (БрОФ702)
| Grade : | BrOF702 (БрОФ702) |
| Classification : | Wrought tin bronzes |
| Equivalent grades: | Go here |
Chemical composition in % for grade LS59-1( ЛС59-1 )
| Fe | Si | Ni | P | Al | Cu | Pb | Zn | Sb | Bi | Sn | Impurity |
|---|---|---|---|---|---|---|---|---|---|---|---|
| max 0.5 | max 0.005 | max 0.2 | 0.1 - 0.25 | max 0.002 | 91.27 - 92.8 | max 0.02 | max 0.3 | max 0.002 | max 0.002 | 7 - 8 | all 0.1 |
Comment:Cu is a basis; the percentage of Cu is given approximately.
Mechanical properties under Т=20oС for grade BrOF7-0.2 ( БрОФ7-0.2 )
| Assortment | Dimension | Direct. | σB | σT | δ5 | ψ | KCU | Heat treatment |
|---|---|---|---|---|---|---|---|---|
| - | (mm) | - | MPa | MPa | % | kJ/m² | - | - |
| Pipe, GOST 494-90 | - | 390 | - | - | - | - | - | |
| Bar, GOST 2060-2006 | - | 360 | - | 22 | - | - | - | |
| Bar, GOST 31366-2008 | - | 490 | - | 7 | - | - | - |
| Brinell hardness for LS59-1 ( ЛС59-1 ) , Sheet GOST 2208-2007 | HB 10 -1 = 100 MPa |
| Brinell hardness for LS59-1 ( ЛС59-1 ) , Sheet GOST 2208-2007 | HB 10 -1 = 200 MPa |
| Brinell hardness for LS59-1 ( ЛС59-1 ) , Bar GOST 2060-2006 | HB 10 -1 = 80 MPa |
| Brinell hardness for LS59-1 ( ЛС59-1 ) , Bar GOST 2060-2006 | HB 10 -1 = 130 MPa |
Friction coefficient of the material L63 (Л63)
| Friction coefficient with oil : | 0.0135 |
| Friction coefficient without oil : | 0.17 |
Technological properties of the material L63 (Л63)
| Melting temperature : | 906 °C |
| Forging temperature : | 780 - 820 °C |
| Annealing temperature : | 600 - 650 °C |
Physical properties for grade L63 (Л63)
| T | E 10⁵ | α 10⁶ | λ | ρ | C | R 10⁹ |
|---|---|---|---|---|---|---|
| Grade | MPa | 1/Grade | (Watt/(m·Grade)) | (kg/m³) | J/(kg·Grade) | Ohm·m |
| 20 | 1.05 | 104.7 | 8440 | 66 | ||
| 100 | 20.6 | 376.8 |
Equivalent steels for grade L63 (Л63)
Warning! Indicated both exact and nearest equivalents.
| USA | Germany | Japan | France | England | European | Poland | Czechia | Austria | Inter |
|---|---|---|---|---|---|---|---|---|---|
| - | DIN,WNr | JIS | AFNOR | BS | ISO | CSN | CSN | ONORM | ISO |
| C37000 C38000 | 2.0402 CuZn38Pb1.5 CuZn40Pb2 | C3710 | CZ129 | CuZn38Pb1 CW607N | P-CuZn37 P-OT63 | CuZn38Pb1.5 | 423222 | CuZn38Pb1 | CuZn39Pb1 |
Types of delivery of grade LS59-1 ( ЛС59-1 )
- B53 - Sheets and Strips
- В54 - Ribbons
- B55 - Bars
- B64 - Pipes of non-ferrous metals and alloys
- B74 - Wire made of non-ferrous metals and their alloys
Specification
Mechanical properties :
σB - Tensile strength [MPa]
σT - Yield stress [MPa]
δ5 - Specific elongation at fracture [%]
ψ - Reduction of area [%]
KCU - Impact strength [kJ/m²]
HB - Brinell hardness [MPa]
Physical properties :
T - Test temperature [Grade]
E - Young modulus [MPa]
α - Coefficient of linear expansion (20° - T) [1/Grade]
λ - Thermal (heat) condition coefficient [Watt/(m·Grade)]
ρ - Density [kg/m³]
C - Specific heat (range 20° - T) [J/(kg·Grade)]
R - Electrical resistance [Ohm·m]
L63 ( Л63 ) - Copper-zinc alloys pressure treated: chemical composition, mechanical and physical properties, hardness.
Database of steels and alloys (Marochnik) contains information about chemical composition and properties of more than 3000 steels and alloys.