POSSu50-0.5

For tinning and soldering air heaters for soldering food dishes, followed by tinned food tin.

Classification

Country Section Category
CIS, Russia, Ukraine Tin, lead, babity Tin-lead solder

Chemical composition

Standard Fe, % Sn, % Bi, % Cu, % Zn, % Ni, % Sb, % Al, % Pb, % As, % S, %
GOST 21930-76 < 0.02 49–51 < 0.1 < 0.05 < 0.002 < 0.02 0.05–0.5 < 0.002 48.366–50.95 < 0.02 < 0.02

Information on suppliers

Physical characteristics

Temperature, °C ρ, kgm3 R106, Ωm
20 8900 0.149

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers σU, MPa ϵL, % KCU103, Jm2 Treatment
Alloy GOST 21930-76 38 62 440

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Alloy GOST 21930-76 132

Casting and technological parameters

melting point, solidus, °C melting point, liquidus, °C
183 216

Standards

Standard Description
GOST 21930-76

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Sn % Tin
Bi % Bismuth
Cu % Copper
Zn % Zinc
Ni % Nickel
Sb % Antimony
Al % Aluminium
Pb % Lead
As % Arsenic
S % Sulfur

Description of physical characteristics

Parameter Units of measurement Description
ρ kgm3 The density of the material
R106 Ωm Electrical resistivity

Description of mechanical properties

Parameter Units of measurement Description
σU MPa Ultimate tensile strength
ϵL % Elongation at break (longitudinal)
KCU103 Jm2 Impact toughness

Description of the casting and technological parameters

Parameter Units of measurement Description
melting point, solidus °C The temperature at which melts the low melting component
melting point, liquidus °C The temperature at which equilibrium falls first crystal