Solder Possu35-2

Designation

Name The value
Designation GOST Cyrillic ПОССу35-2
Designation GOST Latin POCCu35-2
Transliteration POSSu35-2
By chemical elements ПSnPbSb35-2

Description

Solder Possu35−2 applies: for the production of ingots, round wire, round rods filled with flux tubes, powder used for tinning and soldering of refrigerating equipment, sheet packing. Solder wide application.

Note

Solder tin-lead-antimony.

Standards

Name Code Standards
Non-ferrous metals, including rare, and their alloys В51 GOST 21930-76, GOST 21931-76, GOST 28873-90

Chemical composition

Standard S Ni Fe Cu As Al Zn Sn Sb Pb Bi
GOST 21930-76 ≤0.02 ≤0.08 ≤0.02 ≤0.08 ≤0.02 ≤0.002 ≤0.002 34-36 1.5-2 Rest ≤0.2
Pb is the basis.

Mechanical properties

σU, MPa d KCU, kJ/m2
Pig in the state of delivery
≥39.24 ≥40 ≥254.8

Description mechanical marks

Name Description
σU Limit short-term strength
d Elongation after rupture
KCU Toughness

Physical characteristics

Temperature r, kg/m3 l, W/(m · °C) R, Mr. · m
20 9400 3768 179

A description of the physical symbols

Name Description
l Coefficient of thermal conductivity
С Specific heat