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Solder 8-3


Grade analogue W. Nr. Aisi Uns En Order
POSSu 8−3 Buy from stock, view availability

Technical characteristic

Solder POSSU-8-3 refers to tin-antimony-lead solder. The abbreviation POSSU-8-3stands for solder based on lead with 8% tin and 3% antimony. In addition to these elements, the solder also contains small amounts of aluminum, bismuth, sulfur, copper, zinc, nickel, iron and arsenic. These additives optimize the technological qualities of the solder. The melting point of the brazing alloy does not exceed 290 degrees Celsius. The crystallization interval is 50 degrees Celsius. The density is 10.6 g/cm3 and Brinnel hardness is 12.8 N. B. Impact strength is 1.7 kgf/cm2...Tensile strength is 4 kgf/mm2.

Percentage composition (GOST 21930-76)

Al S Ni Zn Fe As Bi Cu Sb Sn Pb
≤0,02 ≤0,02 ≤0,08 ≤0,02 ≤0,02 ≤0,02 ≤0,2 ≤0,1 2-3 7-8 residue

Solders are supplied in the form of ingots, wires 1-1,4 mm or rods 3-5 mm. Availability and prompt delivery are ensured by our representative offices in Moscow, St. Petersburg and Eastern European cities.


The need for solder of this type may arise in the electrical sphere and refrigeration production. Soldering and tinning of various items such as thin sheet metal packaging, ceramics and metalized items, for abrasive soldering; soldering of iron, copper, brass, galvanized iron. The choice of solder composition depends on the type of joined metals, soldering method, temperature limits for soldering process and subsequent operation, weight and size of joined parts, corrosion resistance.


Supplier "Auremo" offers to buy solder POSSU-8-3 in bulk or in installments. Conformity to GOST and international quality standards. Always in stock POSSU-8-3, the price - the best from the supplier. We are waiting for your orders. Buy today. Wholesale customers preferential price.

Buy at a bargain price.

All products are certified. Quality is guaranteed by strict compliance with production technology. Our managers are always ready to answer any questions and give qualified assistance. Buy solder of any brand, you can easily by contacting the nearest office. Auremo solder quality meets international standards. The best price from the supplier.

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