Material Specifications.

PLAIN NUT - Zinc Plated.

NUT : Mild steel, Grade S275 (BS EN 10025-2:2004)

FINISH : Zinc – plated, clear passivated. Class C Zn3 (ISO 2082:2008) (Also available in yellow passivated finish)

PLAIN NUT – Hot – Dip Galvanised.

NUT : Mild steel, Grade S275 (BS EN 10025-2:2004)

FINISH : Hot- Dip Galvanised to 80 microns (BS EN ISO 1461-2009)

HDG are tapped either .002” (0.05mm) or .015” (0.4mm) oversize as requested, to accommodate different finishes of bolts.

PLAIN NUT – Stainless Steel.

NUT : Grade 316 A4 Stainless Steel (EN 10088-3:2014) Also available in Grade 304 A2 Stainless Steel (EN 10028-7)

Hole Size BZP / HDG Nut Thickness S/Steel Nut Thickness M4 6mm 6mm M5 6mm 6mm M6 6mm 6mm M8 6mm or 8mm 6mm or 8mm M10 8mm 8mm M12 9.5mm 8mm M16 12mm BZP only available N/A