Solder POS61

Designation

Name The value
Designation GOST Cyrillic ПОС61
Designation GOST Latin POC61
Transliteration POS61
By chemical elements ПSnPb61

Description

Solder POS61 used: for the production of ingots, round wire, round rods filled with flux tubes, powder used for tinning and soldering of electrical and radio equipment, printed circuits, precision instruments with vysokoaromatichnyj seams where overheating; for tinning steel for welding babbit brand B83S.

Note

Tin-lead solder antimony free.

Standards

Name Code Standards
Non-ferrous metals, including rare, and their alloys В51 GOST 21930-76, GOST 21931-76, GOST 28873-90, STP М288-82
Norms for calculation and design В02 OST 107.460091.001-86
Hard alloys, ceramic-metal products and metal powder В56 TU 48-0220-029-89
Sheets and strips В53 TU 48-21-233-90

Chemical composition

Standard S Ni Fe Cu As Al Zn Sn Sb Pb Bi
GOST 21930-76 ≤0.02 ≤0.02 ≤0.02 ≤0.05 ≤0.02 ≤0.002 ≤0.002 59-61 ≤0.1 Rest ≤0.1
Sn is the basis.
According to GOST 21930-76, at the request of the consumer, the mass fraction of arsenic in the solder should not be more than 0.010%.

Mechanical properties

σU, MPa d KCU, kJ/m2 HB, MPa
Pig in the state of delivery
≥42.2 ≥46 ≥382.2 ≥14

Description mechanical marks

Name Description
σU Limit short-term strength
d Elongation after rupture
KCU Toughness
HB Brinell hardness number

Physical characteristics

Temperature r, kg/m3 l, W/(m · °C) R, Mr. · m
20 8500 5024 139

A description of the physical symbols

Name Description
l Coefficient of thermal conductivity
С Specific heat