
LYSAGHT SMARTRUSS®
LYSAGHT SMARTRUSS® roof truss system’s superior engineering is unrivalled in its quality, durability and safety. It is backed by BlueScope Lysaght’s technologically advanced proprietary detailing software which models the geometry, designs the roof trusses and facilitates the manufacturing of the roof truss system with precision.
LYSAGHT SMARTRUSS® offers a durable, strong and stable system that is convenient and cost effective, as well as quick and easy to deliver and assemble on site. The system is manufactured from high tensile strength, long life TANGGUH™ steel that is backed by a material warranty* of up to 10 years. It provides a lightweight alternative to timber roof framing and is competitively priced as the system’s structural integrity leads to lower lifetime costs.
Engineered for strength, LYSAGHT SMARTRUSS® roof truss system does not compromise on safety and quality. It is subjected to comprehensive and rigorous testing processes conducted in LYSAGHT technology’s world-class NATA-accredited structural testing laboratory.
Full truss test rig and web compression, torsion bearing, and bottom chord tension tests are conducted to guarantee the system’s structural integrity.
The ultimate roof framing solution
LYSAGHT SMARTRUSS® is your opportunity to gain the competitive edge in roof construction— with added peace of mind. It is a hassle-free and competitive system delivering a superb job without the need for specialist ‘steel skilled’ site labour.
After more than 150 years of engineering in the building industry, BlueScope Lysaght now brings you total solution: LYSAGHT SMARTRUSS®
You benefit from:
- Fully engineered and certified, light-weight steel roof framing
- Roof designs for most shapes of roof and ceilings
- Accurate dimensions
- Factory assembled or site assembly when flat pack is used
- Easy site assembly that requires minimum skill
- Minimum storage space
- Just-in-time, reliable delivery
Product Features :
TANGGUH™ Steel – G 550 (Hi-Ten) high tensile steel for roof truss
Coating ZINC & ALUMINIUM (43.5% Zn, 55% Al, dan 1.5% Si)
Coating Thickness :100 gr/m2 / AZ100
Yield Strength :
Shear modulus : 8 x 104 Mpa
Elastic modulus : 2.1 x 105 Mpa
Profile “C” & “TS” section
Types of steel section used on LYSAGHT SMARTRUSS® system.
Profile C 75.75, C 75.100, C 100.100
Profile TS 40.048

Fasteners

Refer to AS3566 Class 3 and Class 4.
Fasteners used should be BlueScope Lysaght approved. The fasteners below are suitable for fixing structural steel frames together, as specified below.
- 10-16X16 WAF mm self drilling screws : Flush fixing screw where flush surface finish is required, e.g. Plasterboard® corner angles.
- 10-16X16 HEX mm self drilling screws : General non-structural fixing screw. Uses: wall connectors, roof battens etc.
- 12-14X20 HEX mm self drilling screws : Structural fixing screw, tiles roof truss fixing, girder/truss heel bracket fixing, roof battens.
Design & Installation
The heart of LYSAGHT SMARTRUSS® is the patented steel truss which is computer designed and manufactured.
The computer system does everything from designing the framing, to supplying the documentation.
Supported by LYSAGHT SUPRACADD® - detailing software which models the geometry-designs the roof trusses and facilitates manufacture by licensed fabricators.
Fulfill by International standard for light weight steel truss AS 3623-1993: Domestic Metal Framing (Australia)
- AS1170-2-1989 : SAA Loading Code – Dead and Live Loads (Australia)
- AS / NZS 4600-1996: Limit State Design Code (Australia) Cold formed structure.
SMARTRUSS roofing frames are safe and stable– above all.
- They don’t rot or warp
- They are light and easy to erect
- They provide you with very flat roof planes
Applications:
Steel roof truss in general building applications for residential, commercial and institutional projects
Additions for renovation purposes can be made after construction. Original steel structure will be straight and true regardless of age, and the job of lining up the extension is easier. Timber framing could warp over its life, making the job of lining up more difficult.
LYSAGHT SMARTRUSS® market difference
LYSAGHT SMARTRUSS® offers you outstanding opportunities in the market place that can put you well ahead of the competition.
- Fully designed and tested to Australian standards.
- Supported by LYSAGHT® SUPRACADD® detailing software which models the geometry, designs the roof trusses and facilitates manufacture by licensed fabricators.
- Will not warp, twist, shrink or rot, and no inherent weaknesses such as knots or cracks.
- Reduced builder call backs, no shrinkage, popping nails or rippled walls, ceiling or roofs.
- Termite and insect resistant.
- Fire resistant, non combustible.
- No roof sag, engineered pre-cambering ensures no more wavy roof tiles.
- Easy frame erection, lightweight and accurate frames are safe and easy to handle and nail on-site.
- Design flexibility as high strength to weight provides lager spans, fewer supports for traditional building methods
Comparison
| COMPARISON | |||
| Timber roof system , Conventional system vs LYSAGHT SMARTRUSS® | |||
| Timber roof system | Conventional steel | LYSAGHT SMARTRUSS® | |
| Material consistency | X | V | V |
| Fire resistant | X | V | V |
| Termite resistance | X | V | V |
| Long lasting | X | V | V |
| Less risk of installation failure | X | V | V |
| Light & easy handling | X | X | V |
| No welded | V | X | V |
| No coated | X | X | V |
| No rust | V | X | V |
| No waste | X | X | V |
| Speed of installation | ± 8 | ± 5 | ± 14 – 25 |
| Weight (kg/m2) | ± 18 | ± 27 | ± 8 |
Warranty
Material warranty is available, provided the frames are fixed to specification.
Warnings
Advice should be sought for houses constructed in marine environments.
Project References/Residential

Perumahan Summarecon Serpong
- Owner : Summarecon Agung Tbk
- Location : Summarecon Serpong, Jakarta
- Total Unit : 350 units
- Solution : LYSAGHT SMARTRUSS®

Perumahan Summarecon Serpong
- Owner : Budha Tzu Chi
- Location : Banda Aceh
- Total Unit : 3700 units
- Contractor : PT Pembangunan Perumahan
- Solution : Roof Truss LYSAGHT SMARTRUSS®, Wall Framing LYSAGHT SMARTFRAME®, LYSAGHT TRIMDEK® Gemilang® for roofing, Louver Gemilang®

Public Hospital - Dr. M. Yunus Propinsi Bengkulu
- Location : Bengkulu
- Project size : 2.800 m2
- Solution : LYSAGHT SMARTRUSS®, LYSAGHT SMARTFRAME®, LYSAGHT SPANDEK® COLORBOND®, Louver COLORBOND®
- Speed of installation : 65 days

Pagar Alam Government Office
- Location : Pagar Alam – Palembang
- Project size : 3.005 m2
- Solution : LYSAGHT SMARTRUSS®
- Speed of installation : 60 days

Korea-Indonesia Technical & Cultural Corporation (DEPNAKER Building)
- Location : Kelapa Dua Wetan, Ciracas – Jakarta
- Project size : 2.787 m2
- Solution : LYSAGHT SMARTRUSS®
- Speed of installation : 60 days

Korea-Indonesia Technical & Cultural Corporation (DEPNAKER Building)
- Location : Jatiwarna – Jakarta
- Total Unit : 100 units
- Solution : LYSAGHT SMARTRUSS®
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03/19/2009Selamatkan Kayu dan Lingkungan dengan Baja Ringan
Tidak bisa dibayangkan apabila seluruh kebutuhan perumahan harus dipenuhi dengan material kayu. Penebangan hutan yang marak telah menyebabkan kerusakan lingkungan.
03/19/2009
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Ingat , Anda sebagai pemilik rumah atau bangunan yang akan anda tempati bersama keluarga memiliki berbagai keuntungan yang di dapat dari penggunaan rangka atap baja ringan.






