Application

For mechanical fixing of the following:

  • Single-ply and flat roofing systems to aluminium, steel and timber decks in combination with appropriate SureFast® components.
  • Flat roofing accessories and trims to thin metal and timber materials.
  • Timber battens and similar materials to thin metal substrates.

For use in the following locations:

  • Buildings in residential and commercial settings with humidity class of Class 1, Class 2, Class 3 or Class 4 to BS 5250.
  • Buildings with an internal temperature range of -45°C to 50°C.

To be fixed with Fixfast TX25 drive bar range.

Fixfast products must be used as a complete system with tools and accessories as recommended - consult manufacturer for details.

Description

Stainless steel self-drilling fasteners for flat roofing.

Features and benefits:

  • Manufactured from grade 1.4401 (316) stainless steel.
  • Good corrosion resistance, suitable for use in marine environments.
  • Drillpoint designed for fast, accurate penetration of metal decks up to 2 x 1 mm.
  • Optimised thread design for good pull-out performance and resistance to unwinding.
  • Compatible with a range of SureFast® tube washers and pressure plates – consult manufacturer for details.
  • Manufactured in accordance with ISO 9001 and ISO 14001 Quality and Management Systems.
  • ETA approved, and CE marked.

Applications:

For mechanical fixing of the following:

  • Single-ply and flat roofing systems to aluminium, steel and timber decks in combination with appropriate SureFast® components.
  • Flat roofing accessories and trims to thin metal and timber materials.
  • Timber battens and similar materials to thin metal substrates.

For use in the following locations:

  • Buildings in residential and commercial settings with humidity class of Class 1, Class 2, Class 3 or Class 4 to BS 5250.
  • Buildings with an internal temperature range of -45°C to 50°C.

To be fixed with Fixfast TX25 drive bar range.

Fixfast products must be used as a complete system with tools and accessories as recommended - consult manufacturer for details.

General information

Material

Stainless steel, grade 1.4401 (316) with carbon steel case hardened, welded point

Uniclass 2015

Pr_20_29_76_76 Self-drilling screwsPrimary

CAWS

H31/10 Metal

H31/110 Metal

H31/120 Metal

H67/110 Metal roof tiling

H67/120 Metal roof tiling with counterbattens

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Specification data - Self-drilling screws

Product Reference

SureFast® A4/316 Stainless Steel Fasteners, SF-RS-SSA4-4.8 x 40

40 x 4.8 mm (l x diameter).

SureFast® A4/316 Stainless Steel Fasteners, SF-RS-SSA4-4.8 x 60

60 x 4.8 mm (l x diameter).

SureFast® A4/316 Stainless Steel Fasteners, SF-RS-SSA4-4.8 x 80

80 x 4.8 mm (l x diameter).

SureFast® A4/316 Stainless Steel Fasteners, SF-RS-SSA4-4.8 x 100

100 x 4.8 mm (l x diameter).

SureFast® A4/316 Stainless Steel Fasteners, SF-RS-SSA4-4.8 x 120

120 x 4.8 mm (l x diameter).

SureFast® A4/316 Stainless Steel Fasteners, SF-RS-SSA4-4.8 x 160

160 x 4.8 mm (l x diameter).

SureFast® A4/316 Stainless Steel Fasteners, SF-RS-SSA4-4.8 x 200

200 x 4.8 mm (l x diameter).

Washer

Required

Consult manufacturer for information.

Not required

Standard product features

Material:

Stainless steel, grade 1.4401 (316) with carbon steel case hardened, welded point.

Coating:

Organic.

Head type:

Oval, TX25 recess.

Drilling capacity:

2 x 1 mm S275 steel sheets (maximum).

Drill point width:

3 mm.

Head diameter:

9.1 mm.

Minimum penetration:

  • Thin steel: 17 mm (through underside).
  • Plywood/ oriented strand board (OSB) decks: 17 mm (through underside).
  • Timber board decks: 15 mm (through underside).
  • Softwood: 35 mm (embedment).

Build up:

0–181 mm (dependent on fastener used).

Durability class:

  • Interior environments: C1 (40).
  • Semi-interior: 40.
  • Urban C2 (40).
  • Rural: C3 (30).
  • Industrial/ coastal: C4 (30).
  • Marine: C5 (25).

Technical characteristics:

Pull out values (axial load resistance): On 0.7 mm steel: 1.08 kN; on 0.9 mm steel: 1.45 kN; on 1.2 mm steel: 2.24 kN; on 18 mm plywood: 1.77 kN; on 18 mm OSB: 1.37 kN; on softwood: 3.89 kN.

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