Bronze БрК1Н3 (Brkn1-3)

Designation

Name The value
Designation GOST Cyrillic БрК1Н3
Designation GOST Latin BpK1H3
Transliteration BrK1N3
By chemical elements BaCo1Ni3
Name The value
Designation GOST Cyrillic БрКН1-3
Designation GOST Latin BpKH1-3
Transliteration BrKN1-3
By chemical elements BaCoNi1-3

Description

Bronze БрК1Н3 used: for the production of profiled bars; corrosion resistant parts with high mechanical and technological properties, good sliding properties; performance parts in the motor industry; the guide sleeves.

Note

Corrosion resistant silicon bronze БрК1Н3 (Brkn1−3) has high mechanical and technological characteristics, good antifriction properties.

Standards

Name Code Standards
Bars В55 GOST 1628-78
Non-ferrous metals, including rare, and their alloys В51 GOST 18175-78, GOST 28873-90

Chemical composition

Standard Mn Si Ni Fe Cu Al Zn Sn Pb
GOST 18175-78 0.1-0.4 0.6-1.1 2.4-3.4 ≤0.1 Rest ≤0.22 ≤0.1 ≤0.1 ≤0.15
Cu is the basis.
According to GOST 18175-78, the total mass fraction of normalized impurities is ≤ 0.40%. As agreed by the manufacturer with the consumer, the content of impurities of arsenic, antimony and phosphorus can be normalized.

Mechanical properties

Section, mm σU, MPa d10
Round bars pressed extra virgin in the state of delivery according to GOST 1628-78 (longitudinal samples)
20-80 ≥490 ≥10

Description mechanical marks

Name Description
σU Limit short-term strength
d10 Elongation after rupture

Physical characteristics

Temperature Е, HPa r, kg/m3 R, Mr. · m
20 140 8800 50

A description of the physical symbols

Name Description
Е The normal elasticity modulus
l Coefficient of thermal conductivity