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Six Rib
Description

Six Rib is a six-ribbed trapezoidal profile with a 21mm high rib and 770mm effective cover. Six Rib is typically utilised in domestic roofing and cladding or commercial roofing and cladding applications where spanning ability is not a prime requirement.

Steel & Tube offers four trapezoidal rib products with rib heights varying between 20mm and 30mm manufactured at different locations throughout New Zealand.

All Steel & Tube roofing, cladding and rainwater goods manufactured from COLORSTEEL are accredited with Environmental Choice which contributes to Homestar and Greenstar.

Key Features
  • Manufactured in Tauranga
  • Minimum pitch 4°
  • Can be crimp curved to 400mm radius
  • Translucent sheeting available to match
Environmental Choice (ECNZ) Licensed
ECNZ Licensed
NZ Made
NZ Made
NZ-Owned Business
NZ-Owned Business
Scope of Use
  • Residential roofing and cladding
  • Commercial and industrial roofing and cladding
  • Drape, spring and crimp curving
  • Steel & Tube Six Rib is available in a variety of materials to suit the environment including galvanised, Zincalume and aluminium.
  • Matching reinforced natural lighting sheets are available in trafficable, non-trafficable, thermal and condensation control and fire ratings to suit your project.
  • A full range of matching accessories are available including ridging, underlays, safety mesh, fasteners and rainwater systems.
Limitations on Use
  • Minimum pitch 3°
3° Minimum Roof Pitch Required
NZS 3604 Corrosion Zone B suitable
Corrosion Exposure Zone B
NZS 3604 Corrosion Zone C suitable
Corrosion Exposure Zone C
NZS 3604 Corrosion Zone D suitable
Corrosion Exposure Zone D
NZS 3604 Wind Zone Extra High suitable
Extra High Wind Zone
NZS 3604 Wind Zone Specific Design suitable
Specific Design Wind Zone
Statement of Building Code Compliance

Six Rib if designed, used, installed and maintained in accordance with the statements and conditions of the technical literature, will meet or contribute to meeting the following provisions of the NZBC:

  • Clause E2 External Moisture: B4 Six Rib will comply with the performance requirements of E2 when installed in accordance with E2/AS1. Alternatively, when designed in compliance with the NZ Metal Roof and Wall Cladding Code of Practice, or Steel & Tube Roofing Solutions Product Guide, B4 Six Rib will comply with Clause E2 where SLS wind loads do not exceed 3.0 kPa
  • Clause B1 Structure: In .40mm or .55mm steel, G550 grade (high strength) B4 Six Rib will meet the requirements of B1 for the following loads and spans. Figures are given for rib fastening with self drilling screws and proprietary load spreading washer to each rib. Pan fixing of wall cladding will also attain the same loads. For other materials or grades of material, or applications outside the attached graph, specific design is required
  • Clause B2 Durability: With normal maintenance, the requirements of Acceptable Solution B2/AS1 will be met by nominated materials in the following environments as defined in New Zealand Steel Specifiers and Builders Guide June 2010
B2 Durability compliant
Durability
C Protection from Fire compliant
Protection from Fire
E2 External Moisture compliant
External Moisture
Documents
BIM Files Six Rib
CAD/PDF LInk Six Rib
PTS / Data Sheet
Environmental Choice NZ Award - Tauranga Branch

2022 March

Test Results: Fire Testing
Maintenance Instructions
Warranty
Specification Clause (Masterspec)
Colorsteel Material Selection
Brochure: Product Showcase
Brochure: Roofing Solutions Product Guide
Colour Range
Order Roofing and Wall Cladding Samples
Product resources and links

Steel & Tube are a New Zealand supplier of a range of steel products and services.

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