Tips

Broken-wire load


Broken-wire load with a section of 1 mm².

Dilatation of metals

Linear dilatation coefficient for each centigrade degree of heat
along the length of one metre.

Composition of coloured gold alloys

(standard formulation)

Composition of most commonly used gold alloys

(Standard formulations)

Ring measurement table


Specific weights (one cubic centimetre)

Reference: Distilled water at +4° 1.00 g

Composition of silver welding

(Standard formulations)

Composition of gold welding

(Standard formulations)

Melting point

Au title expressed in Karats