Cum tranformam "gauge" in mm

In sistemul american, sarma de modelaj are marimi exprimate in gauge. Pentru a echivala in milimetri, puteti folosi urmatorul tabel: 

0.3mm = 28 gauge

0.4mm = 26 gauge 

0.5mm = 24 gauge 
0.6mm = 22 gauge 
0.7mm = 21 gauge 
0.8mm = 20 gauge 
0.9mm = 19 gauge 
1.0mm = 18 gauge.