Brass LO62-1

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