Materials

Materials

B.I.G. bollards can be produced in Ductile Cast Iron (also known as Spheroidal Graphite Cast Iron) or Grey Cast Iron. Both have different benefits depending on the needs of the customer.

Material

Benefits

Ductile Cast Iron
(Spheroidal Graphite Cast Iron)

High Strength
High Corrosion Resistance
Good Impact Resistance
Lowest service life costs

Grey Cast Iron

Excellent Corrosion Resistance
Low cost per weight ratio

Protective Coatings

B.I.G. bollards are provided as standard with a protective coating suitable for most applications. On request, a high performance Epoxy two coat paint system can be applied if a higher level of protection is required. All coatings can be requested in a choice of colours. Contact us for more information.

Material Specifications

B.I.G. Bollards are produced to the highest standards. We currently operate with the following standards. Contact us for other standards which we can provide if necessary.

Material

Standards

Grade(s)

Grey Cast Iron
Ductile Cast Iron
(Spheroidal Graphite Iron)

SS-EN 1561
SS-EN 1563

EN-GJL-200-300
EN-GJS-600

Anchor Bolts

SS-EN 10025
ISO 898 

S355JR (high tensile steel)
8.8

Blasting (high performance)

 SIS 8501-1

SA 2.5

Paint (standard) 

SS-EN ISO 12944-2

C3-S.304
Primer (2 coats)
Cover paint (2 coats) 

Paint (high performance)

 SS-EN ISO 12944-2  Class C5-M