Bronze Brof6,5-0,15

Designation

Name The value
Designation GOST Cyrillic БрОФ6,5-0,15
Designation GOST Latin BpOF6,5-0,15
Transliteration BrOF65-015
By chemical elements BaSnP6,5-0,15

Description

Bronze Brof6,5−0,15 used: for the manufacture of semi-finished tapes, strips, wire, rods; pipe blanks for the production of bimetallic salebrosum bushings; springs, bushings, bearings; shaped castings by investment casting; bimetal strips СрМ970+Brof6,5−0,15.

Standards

Name Code Standards
Bars В55 GOST 10025-78, OST 4.021.022-92
Welding and cutting metals. Soldering, riveting В05 GOST 16130-90
Sheets and strips В53 GOST 1761-92, OST 4.021.070-92, TU 48-21-857-88
Non-ferrous metals, including rare, and their alloys В51 GOST 28873-90, GOST 5017-2006, OST 4.021.009-92
Castings, non-ferrous metals and alloys В84 OST 1 90046-72
Tape В54 OST 4.021.083-92, TU 48-21-155-87, TU 48-21-261-73, TU 48-21-633-79, TU 48-0813-49-92, TU 48-21-5037-82, TU 48-1-331-84

Chemical composition

Standard S P Si Ni Fe Cu Al Zn Sn Sb Pb Bi Mg
GOST 5017-2006 ≤0.007 0.1-0.25 ≤0.002 ≤0.2 ≤0.05 Rest ≤0.002 ≤0.3 6-7 ≤0.002 ≤0.02 ≤0.002 ≤0.007
GOST 16130-90 ≤0.007 0.1-0.25 ≤0.002 ≤0.2 ≤0.05 Rest ≤0.002 ≤0.3 6-7 ≤0.002 ≤0.02 ≤0.002 ≤0.007
Cu is the basis.
According to GOST 5017-2006, the total content of other impurities (not specified in the chemical composition) should be ≤ 0.10%. In bronze, the mass fraction of tin is allowed up to 7.50%.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, % d10 HB, MPa
Strip and cold rolled strip according to GOST 1761-92, OST 4.021.083-92 in the delivery condition (transverse specimens)
≥0.5 ≥130 ≥290 - ≥38 -
0.5 ≥130 ≥290 - ≥35 -
≥710 ≥740 - - -
≥0.5 370-540 440-570 - ≥10 -
0.5 370-540 440-570 - ≥8 -
≥0.5 540-710 570-740 - ≥5 -
0.5 540-710 570-740 - ≥3 -
Casting investment casting according to OST 1 90046-72 (samples separately cast or cut from castings)
- - ≥245 ≥25 - ≥60
Strip 1,0-10,0 mm in the delivery state on the EAST 4.021.070-92 (samples transverse)
- ≥130 ≥290 - ≥38 -
- ≥710 ≥740 - - -
- 370-540 440-570 - ≥10 -
- 540-710 570-740 - ≥5 -
Round bars, drawn, or cold-rolled (5-20 mm) as supplied to EAST 4.021.022-92, GOST 10025-78 (longitudinal samples)
- - ≥352.8 - ≥40 ≥70
- - ≥548.8 - ≥6 ≥150
- - ≥392 - ≥18 ≥120
- - ≥470.4 - ≥12 ≥140
Bars extruded round (100-110 mm) as supplied to EAST 4.021.022-92, GOST 10025-78 (longitudinal samples)
- - ≥343 - ≥55 ≥70

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d5 Elongation after rupture
d10 Elongation after rupture
HB Brinell hardness number

Physical characteristics

Temperature Е, HPa r, kg/m3 l, W/(m · °C) R, Mr. · m
20 112 8800 714 160

A description of the physical symbols

Name Description
Е The normal elasticity modulus
r Density
l Coefficient of thermal conductivity
R UD. the resistivity