Fire Retardant BS476 : part 7 : 1997 Class 2

Our GRP Fire Retardant profiles are to Fire Retardant BS476 : part 7 : 1997 Class 2 specification. They have an E modulus of E23 if they are over 5mm thick and they are also NON Halogenated.  Therefore they will not omit toxic fumes if they do catch fire. These are generally used in areas where there is a high risk if a fire should establish itself.

Profiles

Stocked Profiles

Other profiles available to order in Fire Retardant Class 2 BS476.

Stock CodeProfile TypeWeight kg/mLength mmColours Available
Flat Strips – (G)
FL926ASTM936*3.15.583Grey
Angles – (G)
AN613IG51*51*6.351.106Grey
AN689IG75*75*102.776Grey
AN612IG100*100*82.956Grey
U profiles – (G)
UC693IG100*50*62.036Grey
UC692IG150*50*62.576Grey
UC617IG200*60*9.55.596Grey
Boxes – (G & Y)
BO620IG/IY51*51*6.352.106Grey
BO696IG101.6*101.6*6.354.606Grey
I beams & wide flange (H) beams – (G)
IP671IG200*100*9.57.26Grey
Hand rails – (G & Y)
HR690IG/YHandrail (fits 51 box)1.456Grey
TU624IG/YTube 38/320.626Grey
WT606IG/YToe Rail (150*15*3)1.286Grey
  • Technical Standards
  • Specifications
  • Colour
  • Resin Options
BSEN13706 Specification for Pultruded Profiles defines two grades of structural profiles. Our structural profiles with a wall thickness of over 5mm meet the higher performance E23 grade, while those at 3-5mm thick meet the E17 grade. Please view our Technical Data Table below for further specifications.
Units Property Data Property Data
E 23 Grade E 17 Grade
Full section modulus GPa 23 17
Tensile strength (axial) MPa 240 170
Tensile strength (transverse) MPa 50 30
Tensile Modulus (axial) GPa 23 17
Tensile Modulus (transverse) GPa 7 5
Flexural strength (axial) MPa 240 170
Flexural strength (transverse) MPa 100 70
Inter-laminar shear MPa 25 15
Pin bearing strength MPa 70 50

Additional Generic Physical Property Data

Property Units typical value
Density g/cm 3 1.9
Barcol Hardness 3 50
Water Absorption % 1.0 max
Electrical Strength kV/mm 5-10
Coeff. of thermal expansion deg C x 10 -6 6-10
Coeff. of thermal conductivity W/m deg C 0.3-0.35

- 6 metres as standard
- Can be cut to suit
- Immediate delivery from stock
- More Profiles available but not stocked

- Pultruded Profiles: Grey
- Handrails and Ladder Profiles: Grey/Yellow
- Other RAL colours available on request

Available to be made in the following Resin Options:

- Fire retardant to BS476
- Pt7 Class 1
- Pt7 Class 2
- Low smoke
- Low toxicity

Other Points

– Price dependant on volume
– Next day delivery in most cases
– Structural Profiles are stocked in Grey with some shapes also stocked in Yellow
– For joining Pultruded Profiles please contact us.

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Fire Retardant Profiles - FAQs

Our stocked profiles are fire retardant to BS476 class 2 and are non-halogenated.  We are able to manufacture BS476 class 1 on request.

In most cases, we are able to provide next-day deliveries. If your order is urgent, we would recommend calling us directly and getting in touch with our friendly team to make us fully aware. We will always do what we can to get products delivered to you on a next-day-delivery and prices will be dependent on volume.

The main colour of Fire-Retardant Profiles that we have in stock is Grey.

We serve a multitude of sectors including transport, manufacturing, construction, marine, railway, leisure, renewable energy, electrical, telecommunications, water, and many more.

Engineered Composites have been the leading supplier of high-quality GRP products including Fire Retardant Profiles. Trading for over three decades, we have the expertise and wealth of knowledge required to ensure you get the quality and quantity of GRP products that you need.