BrO8N4Ts2 (BrONTS8,5-4-2)

for making castings of body parts General purpose; casting parts for shipbuilding, marine-mechanical engineering.

Classification

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

Chemical composition

Standard	Fe, %	Si, %	Sn, %	Mg, %	Cu, %	Zn, %	Ni, %	Al, %	Pb, %	As, %	P, %	S, %
Standard	Fe, %	Si, %	Sn, %	Mg, %	Cu, %	Zn, %	Ni, %	Al, %	Pb, %	As, %	P, %	S, %
	< 0.3	< 0.02	8–9	< 0.02	82.34–87	1.5–3	3.5–5	< 0.02	< 0.05	< 0.15	< 0.05	< 0.05

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	Treatment
Alloy					> 264.6	> 175

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Alloy			78.5

Standards

Standard	Description
Standard	Description
OST 5Р.9209-82

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Sn	%	Tin
Mg	%	Magnesium
Cu	%	Copper
Zn	%	Zinc
Ni	%	Nickel
Al	%	Aluminium
Pb	%	Lead
As	%	Arsenic
P	%	Phosphorus
S	%	Sulfur

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma_{Y}$	$MPa$	Yield strength
$\sigma _{U}$	$MPa$	Ultimate tensile strength