BrO3Ts7S5N1 (BrOTsN3-7-5-1)

parts working in oil, steam and fresh water

Classification

Country Section Category
CIS, Russia, Ukraine Bronze Tin cast bronze

Chemical composition

Standard Fe, % Si, % Sn, % Cu, % Zn, % Ni, % Sb, % Al, % Pb, % P, %
GOST 613-79 < 0.4 < 0.02 2.5–4 77.2–88 6–9.5 0.5–2 < 0.5 < 0.02 3–6 < 0.05

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Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\epsilon_L$$, % Treatment
Round 180–220 16–20
Casting GOST 613-79 in chill mold 206 5 Without termoobrabot.
Casting GOST 613-79 in sandy form 176 8 Without termoobrabot.

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Round 60–65
Casting GOST 613-79 in chill mold 60
Casting GOST 613-79 in sandy form 60
BrO3Ts7S5N1 / Aloro

Standards

Standard Description
GOST 613-79
GOST 24301-93
DSTU 2776-94

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Sn % Tin
Cu % Copper
Zn % Zinc
Ni % Nickel
Sb % Antimony
Al % Aluminium
Pb % Lead
P % Phosphorus

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\epsilon_L$$ % Elongation at break (longitudinal)