σU
MPa
ϵL

BrO3Ts7S5N1 (BrOTsN3-7-5-1)

parts working in oil, steam and fresh water

Classification

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

Chemical composition

Standard	Fe, %	Si, %	Sn, %	Cu, %	Zn, %	Ni, %	Sb, %	Al, %	Pb, %	P, %
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
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
Rolling	Standard	Classifiers	Value, HBW
Round			60–65
Casting	GOST 613-79	in chill mold	60
Casting	GOST 613-79	in sandy form	60

Analogues

Germany	USA
Germany	USA
G-CuSn2ZnPb	C83810
2.1099

Standards

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

Description of chemical elements

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