308LSi Stainless Steel Mig Wire - 15kg Reel by Weldfast 1mm - £95.44 1.2mm - £95.90 1mm 1.2mm Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Call For Price Nevinox 308LSi is for welding austenitic stainless steel type 19Cr 10 Ni, 304 series & 321 stainless steels. Nevinox 308LSi has increased silicon content that gives increased fluidity of the weld pool with minimum spatter.