Sn63Pb37

The basic lead solder alloy in the form of solder wire, rod and bar for soldering applications in soldering aggregates where it is not required to meet the RoHS2 requirements.

Alloy designation in accordance with ISO 9453:2014:
Sn63Pb37 (101)
Product type: Solder bars and rods, Solder Wire

1. General characteristics

The product is intended for professional use. The solder Sn63Pb37 was produced in the first smelt of tin and lead. The composition of the solder complies with the ISO 9453:2014 standard. It is basic leaded alloy for manual, automatic and robotic processes used in industrial applications in electronics and electrical engineering, where meeting the requirements of the RoHS2 Directive is not required.

2. Chemical compositions, mass fraction in %

Sn	Pb	Sb	Bi	Cd	Cu	Au	In	Ag	Al	As	Fe	Ni	Zn
62,50 - 63,50	rest	max 0,05	max 0,05	max 0,002	max 0,08	max 0,05	max 0,10	max 0,10	max 0,001	max 0,03	max 0,02	max 0,01	max 0,001

3. Physical characteristics

Melting point (solidus/liquidus)	183°C
Density	8,40 g/cm³
Electrical conductivity	0,145 μΩ•m
Thermal conductivity	50 W/m•K
Tensile strength	525 kgf/cm²
Elongation at break	37%
Hardness	17 HB
Suggested operating temperatures	250 - 270°C

4. Other information

Available diameters

• 0,50 • 0,80 • 1,00 • 1,20 • 1,50 • 2,00 • 3,00 mm

other on request

Available cross-sections and sizes

cross-sections	sizes [mm]	cartons
Bar, rectangle with a Ø14 mm process hole	20x40x400 mm	26 kg
Bar, square	20x20x320 mm	25 kg
Rod, rectangle	7x21x350 mm	25 kg
Rod, square	20x20x330 mm	25 kg

other on request

Expiration date

not applicable

Label

The product is marked by a type of alloy or acc. to customer requirements.
Cartons, reels marked with a type of alloy, sizes, lot number and net weight.

Storage

Keep away from strong oxidizing agents, acids and alkaline agents. The recommended humidity level is 20-60% and temperature is 5 – 20 °C.