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 |