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Carbon steel self-drilling fasteners with moulded head for roofing and cladding.

Features and benefits:

  • High quality carbon steel with SAE1022 hardened case.
  • Good drilling and tapping performance.
  • High pull-out and shear performance.
  • Colour moulded head.
  • High thread provides optimal clamping force to top sheet.
  • Manufactured in accordance with ISO 9001 and ISO 14001 Quality and Management Systems.

Applications:

For mechanically fixing metal sheeting systems up to 1.2mm thickness to timber.

For use in the following locations:

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

To be fixed with Fixfast MF1165 Drive.

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

Standard product features

Material:

Steel SAE1022 case hardened with UV-stabilized nylon head.

Coating:

Multiple layer organic.

Head type:

Bi-Hex 11 mm.

Drilling capacity:

Steel sheet up to 1.2 mm.

Minimum penetration:

  • 18 mm Plywood: 12 mm (through underside).
  • Softwood: 35 mm (embedment).

Build up:

0–6 mm (dependent on washer used).

Durability class:

  • Interior environments: C1 (25).
  • Semi-interior: 20.
  • Urban: C2 (12).
  • Rural: C3.
  • Industrial/ coastal: C4.
  • Marine: C5.

Technical characteristics:

- Characteristic values:

  • Pull out values (axial load resistance), to BS 5427: On 35 mm softwood: 4.82 kN.
  • Pull through values (axial load resistance): 0.5 mm steel with A15 washer: 3.38 kN; 0.7 mm steel with A15 washer: 4.78 kN.
  • Shear values (lateral load resistance): C16 softwood: 2.09 kN; C16 softwood with A15 washer: 1.79 kN.

- Design values:

  • Pull out values (axial load resistance), to BS 5427: On 35 mm softwood: 3.62 kN.
  • Pull through values (axial load resistance): 0.5 mm steel with A15 washer: 2.54 kN; 0.7 mm steel with A15 washer: 3.59 kN.
  • Shear values (lateral load resistance): C16 softwood: 1.57 kN; C16 softwood with A15 washer: 1.35 kN.

Other figures and specific testing are available on request - consult manufacturer for information.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-50-60/415 Self-drilling or self-tapping screws

Product specification

An important note about specifying

Manufacturer

Name:

Fixfast Ltd

Tel:

+44 (0)1732 882387

Product reference

[MatchFast® Fasteners for Timber, MFT-5.5 x 35]
-
35 x 5.5 mm (l x diameter).
[MatchFast® Fasteners for Timber, MFT-5.5 x 45]
-
45 x 5.5 mm (l x diameter).

Washer

[Required]
-
Consult manufacturer for information.
[Not required]

Colour

[ ______ ]

Manufacturer details

Merlin House,
Seven Mile Lane,
Borough Green,
Sevenoaks,
Kent, TN15 8QY
Tel +44 (0)1732 882387
Fax +44 (0)1732 885532
NBS Plus
RIBA CPD