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(Zn, Al, Mg)

Zinc-aluminum-magnesium is a flat carbon steel product coated on both sides with a zinc-aluminum-magnesium alloy applied by continuous hot dip galvanising process.

This chemical composition provide the best results in terms of corrosion resistance.

Marcora’s wide range of Hot Dip Zinc-magnesium

(Please contact us to discuss specifications not shown in this section)

Hot Dip Zinc-magnesium: Marcora Grades

Steels for cold forming: Drawing and Profiling
Structural steels
S220GD +ZM S250GD +ZM S280GD +ZM S320GD +ZM S350GD +ZM

Hot Dip Zinc-magnesium: Marcora Coating Properties

Designation Coating weight Coating thickness
EN 10346 double-sided (g/m2) (µm per side)
AZ90 90 7
Z120 120 10
Z175 175 14
Z195 195 16
Z250 250 20
Z310 310 25

Hot dip Zinc-magnesium: Marcora Size Ranges

Slit coils – Strips in different widths and lower weight
Thickness 0,30 – 3 mm
Width 17 – 2000 mm
Inside Diameter 508 or 610 mm
Cut Lengths – Sheets
Thickness 0,30 – 3 mm
Width 80 – 2000 mm
Length 300 – 4500 mm
Inside Diameter 508 or 610 mm

Surface conditions

  • Dry
  • Standard Oiling
  • Chemical passivation
  • Phosphatising


The material may be supplied:

  • Without any wrapping
  • Wrapped with anticorrosion paper
  • Wrapped with anticorrosion paper and metal box
  • All sheets will be delivered on pallets.

Surface appearance

Surface appearance

  • Quality A
  • Quality B
  • Quality C


Thickness, Flatness, Width, Length and Camber tolerances are in accordance with

EN 10143


Please contact us for specifications not shown

Fields of application

  • Agricoltura & Allevamento
  • Applicazioni ferroviarie
  • Applicazioni stradali
  • Canaline porta cavi
  • Casseforme per calcestruzzo
  • Coperture & rivestimenti
  • Industria delle costruzione
  • Paletti per vigneti
  • Pannelli di isolamento acustico
  • Porcili
  • Profilati a freddo
  • Stalle
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