Designation
| Name |
The value |
| Designation GOST Cyrillic |
ЛО62-1 |
| Designation GOST Latin |
LO62-1 |
| Transliteration |
LO62-1 |
| By chemical elements |
ЛSn62-1 |
Description
Brass LO62−1 is used: for the manufacture of semi-finished products (sheets, strips, plates, bars, tubes); tube sheets; various parts of the instrument; condensers and heat exchangers; products of medium strength and good corrosion resistance.
Note
Complex alloyed brass.
Standards
| Name |
Code |
Standards |
| Tape |
В54 |
GOST 15527-2004, GOST 2208-2007 |
| Non-ferrous metals, including rare, and their alloys |
В51 |
GOST 28873-90 |
| Bars |
В55 |
GOST 6688-91, GOST 2060-2006 |
| Sheets and strips |
В53 |
GOST 931-90 |
| Tubes of non-ferrous metals and alloys |
В64 |
TU 48-0810-87-87 |
Chemical composition
| Standard |
P |
Fe |
Cu |
Zn |
Sn |
Sb |
Pb |
Bi |
| GOST 2208-2007 |
≤0.01 |
≤0.1 |
61-63 |
Rest |
0.7-1.1 |
≤0.005 |
≤0.1 |
≤0.002 |
Cu is the basis.
According to GOST 15527-2004, GOST 2060-2006, GOST 2208-2007, the sum of other elements should be ≤ 0.30%. In brass, the mass fraction of nickel is allowed up to 0.50% due to the mass fraction of copper, which is not taken into account in the sum of other impurities.
Mechanical properties
| Section, mm |
σU, MPa |
d10 |
HB, MPa |
| Sheets hot rolled as supplied by GOST 931-90, sheets and strips GOST 2208-2007 (samples) |
| - |
340-440 |
≥20 |
- |
| Sheets and strip, cold-rolled in the state of delivery according to GOST 931-90, sheets and strips GOST 2208-2007 (samples) |
| - |
≥390 |
≥5 |
≥145 |
| Rods are supplied according to GOST 2060-2006 (longitudinal samples) |
| 10-180 |
≥360 |
≥20 |
≥80 |
| 3-50 |
≥390 |
≥15 |
≥100 |
| Extruded bars of rectangular cross section as delivered by GOST 6688-91 (samples prodolny) |
| - |
≥340 |
≥25 |
- |
Description mechanical marks
| Name |
Description |
| σU |
Limit short-term strength |
| d10 |
Elongation after rupture |
| HB |
Brinell hardness number |
Physical characteristics
| Temperature |
Е, HPa |
r, kg/m3 |
l, W/(m · °C) |
R, Mr. · m |
| 20 |
105 |
8500 |
1089 |
78 |
A description of the physical symbols
| Name |
Description |
| Е |
The normal elasticity modulus |
| l |
Coefficient of thermal conductivity |