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NSCP 2015 & ISO 9001 Certified OEM Structural Steel

Custom OEM Steel Roof Truss Supplier & Suppliers serving Manila

Precision-Engineered Heavy Duty Industrial Trusses, Space Frames, and Long-Span Bolted Roof Systems Designed for Typhoon Wind Loads (315 km/h) & Zone 4 Seismic Resilience Across Metro Manila and Calabarzon

Engineered Structural Catalogue

Featured Roof Truss Systems & Structural Components

Discover high-performance pre-engineered steel trusses, welded parallel chords, cold-formed purlins, and modular connection plates manufactured under strict quality standards for immediate dispatch to Manila North Harbor and Batangas Port.

Prefab Steel Space Frame Stadium Roof Structure for Tennis Court Metal Truss Roofing CLASSIC Channel
Long-Span Sports / Arenas

Prefab Steel Space Frame Truss Stadium Roof Structure for Tennis Court Metal Truss Roofing CLASSIC Channel

Three-dimensional tubular space truss offering column-free spans from 30m to 65m. Ball-joint bolted nodes ensure rapid on-site assembly for sports domes and institutional gymnasiums in Greater Manila.

Modern Hot-Dip Galvanized Welded Truss Steel Beams Lightweight Long-Span Roof Structures 30 M+ Clear Span Capability Fire
Industrial Clear Span

Modern Hot-Dip Galvanized Welded Truss Steel Beams Lightweight Long-Span Roof Structures 30 M+ Clear Span Capability Fire

Hot-dip galvanized (610 g/m² min zinc coating) tubular and angular welded beams designed to overcome high humidity and coastal corrosion along Manila Bay and Subic Bay developments.

Heavy Duty Steel Roof Truss Prefabricated Steel Structure Roofing System for Industrial Buildings
Heavy Logistics & Manufacturing

Heavy Duty Steel Roof Truss Prefabricated Steel Structure Roofing System for Industrial Buildings

Engineered for Category 5 typhoon uplift dynamics. Fabricated with Q355B structural steel chords, precision gusset connections, and secondary bracing for heavy industrial manufacturing plants.

Galvanized Steel & Stainless Steel Roof Truss Plate And Gusset Truss Nail Plate 1.0-1.5mm Thickness Customizable Size
Fastening & Connection

Galvanized Steel & Stainless Steel Roof Truss Plate And Gusset Truss Nail Plate 1.0-1.5mm Thickness Customizable Size

Precision-stamped CNC punched nail plates and custom heavy gusset joint brackets. Available in Z275 galvanized steel and marine-grade 304/316 stainless steel for aggressive tropical environments.

CE UKCA Q355 Industrial Two Storey Prefabricated Roof Truss Large Span Metal Barn Steel Structure Steel Building
Multi-Storey Industrial

CE UKCA Q355 Industrial Two Storey Prefabricated Roof Truss Large Span Metal Barn Steel Structure Steel Building

Pre-engineered industrial barn and two-storey facility truss frame certified under CE and UKCA standards. Supports integrated mezzanine steel decking, overhead cranes, and exterior wall cladding.

Hot Dip Galvanized Welded Steel Truss Beam Parallel Chord Carbon Steel Roof Floor Truss Custom Span
Parallel Chord Trusses

Hot Dip Galvanized Welded Steel Truss Beam Parallel Chord Carbon Steel Roof Floor Truss Custom Span

Low-profile parallel chord roof and floor joist trusses. Engineered for commercial mezzanine decks, flat roof profiles with solar panel arrays, and architectural HVAC duct routing.

Factory Prefabricated Galvanized Steel Structural Parts Steel Roof Truss for Workshop for Warehouse
Warehouse & Workshop

Factory Prefabricated Galvanized Steel Structural Parts Steel Roof Truss for Workshop for Warehouse

Modular factory-fabricated pitch roof trusses for distribution centers and agricultural warehouses. Standardized bolted splice connections reduce site erection time by up to 45%.

Roof Truss Galvanized Steel C Channel Galvanized C Channel Furring Channel Roof Purlins Structure Channel
Secondary Framing System

Roof Truss Galvanized Steel C Channel Galvanized C Channel Furring Channel Roof Purlins Structure Channel

High-tensile cold-formed C & Z purlins, furring channels, and eave struts. High-yield G450/G550 zinc-coated steel ensures rigid purlin lap continuity for trapezoidal and sandwich roof sheeting.

315 km/h
Typhoon Wind Survival
NSCP 2015 Zone 1 Uplift Resistance
45m+
Clear Span Capability
Intermediate Column-Free Spacing
C4/C5 M
Marine Corrosion Rating
ASTM A123 Hot-Dip Galvanizing >85µm
100%
Pre-Fitted Bolted Joints
Zero On-Site Hot Welding Required
Engineering Whitepaper • Regional Analysis

Structural Code Compliance: NSCP 2015 & Manila Climatology

Metro Manila, Cavite, Laguna, and Bulacan represent one of the most mechanically demanding construction corridors in the Asia-Pacific region. Structural roof trusses deployed across Luzon must withstand severe cyclonic typhoons, active seismic faulting (West Valley Fault), and severe coastal salinity along Manila Bay.

PAGASA Typhoon & Wind Uplift (Zone 1)

Under the National Structural Code of the Philippines (NSCP 2015, 7th Edition Section 207), Metro Manila is classified in Wind Zone 1 or 2, mandating design wind velocities from 250 km/h up to 315 km/h (Category 5 Super Typhoons). Our custom OEM trusses feature reinforced top and bottom chords with high-shear gusset connections that dissipate extreme localized roof uplift pressures ($q_z$), mitigating panel detachment and chord buckling.

Basic Wind Speed: 250-315 km/h Exposure Category: C & D Coastal Uplift Pressure Factor: 1.6

Seismic Zone 4 & West Valley Fault

The entirety of Metro Manila and surrounding provinces (Rizal, Laguna, Cavite, Bulacan) sits squarely inside Seismic Zone 4, with high near-source factors due to the active West Valley Fault. Our roof truss engineering integrates high-ductility steel alloys (Q355B / ASTM A572 Grade 50) and flexible slotted moment-resisting connections, providing high energy absorption without catastrophic brittle fracture during violent tectonic ground accelerations.

Seismic Zone Factor: Z = 0.40 Near-Source Factor: Na = 1.2 to 1.5 Ductile Framing: AISC 341

C4 / C5 Marine Atmospheric Corrosion

Industrial developments in Navotas, Manila South Harbor, Paranaque, and coastal Cavite face high concentrations of airborne marine chlorides compounded by year-round tropical relative humidity (exceeding 85%). Standard red-oxide shop primers fail within 12 months. We supply deep hot-dip galvanizing according to ASTM A123 / ISO 1461 (minimum 85µm / 610 g/m² zinc mass) or dual-coat epoxy systems for 30+ years of zero-maintenance structural integrity.

ASTM A123 / ISO 1461 HDG Zinc Thickness: ≥ 85 µm C5-M Marine Rating Tested
Truss Configuration Structural Steel Grade Maximum Clear Span Design Wind Velocity Surface Anti-Corrosion Target Philippine Applications
Tubular Space Frame Truss Q355B / ASTM A500 Gr B 25m – 70m 315 km/h (Category 5) Hot-Dip Galvanized + Polyurethane Sports Arenas, Airports, Malls
Pratt / Howe Pitched Roof Truss Q235B / Q355B Angle/Channel 12m – 36m 270 km/h Hot-Dip Galvanizing ≥ 610 g/m² Bulacan Logistics Hubs, Factories
Parallel Chord Joist Truss ASTM A572 Gr 50 / Q355B 10m – 30m 250 km/h Epoxy Zinc-Rich Primer (120µm) Commercial Mezzanines, Solar Decks
Heavy Bowstring / Arch Truss Q355C / High Tensile Tube 30m – 60m 300 km/h Duplex System (HDG + Topcoat) Port of Manila Warehouses, Hangars
Cold-Formed C/Z Structural Purlins High Tensile G450 / G550 Continuous over multi-bays Engineered Purlin Lap Z275 / AZ150 Continuous Galv Secondary Envelope Cladding Support
Local Infrastructure Fit

Engineered Applications Across Greater Manila & Calabarzon

From port-side breakbulk logistics to high-tech economic processing zones, our pre-engineered OEM trusses provide tailored architectural and structural solutions across major Philippine growth corridors.

Port of Manila logistics warehouse steel roof truss application Port & Customs Terminal

Port of Manila & North Harbor Transshipment Hubs

High-cube intermodal transit warehouses near Manila South Harbor and North Harbor require large, obstruction-free clear spans to accommodate containerized cargo, 12-meter reach stackers, and automated racking systems.

  • Clear spans up to 45 meters without interior posts
  • High-grade anti-corrosive treatment against salt-spray
  • Heavy-duty crane runway beam load integration
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Calabarzon industrial economic zone PEZA factory roof trusses PEZA Manufacturing Zones

Calabarzon Industrial Corridor (Cavite, Laguna, Batangas)

Multinational electronics, automotive, and fast-moving consumer goods (FMCG) facilities operating in Laguna Technopark and First Philippine Industrial Park require ISO-certified, fire-rated prefabricated trusses compatible with insulated roof systems.

  • Pre-engineered compatibility with PIR/PU sandwich panels
  • Certified deflection limits ($L/360$) for industrial overhead fixtures
  • Certified Mill Test Reports (MTR) meeting PEZA audits
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Sports arena and community gymnasium space frame trusses Municipal Infrastructure

Municipal Sports Arenas & Disaster Evacuation Centers

In accordance with Philippine DPWH resiliency mandates, local barangay multi-purpose covered courts and collegiate arenas across Metro Manila serve dual roles as vital emergency evacuation centers during major typhoons.

  • High structural importance factor ($I_w = 1.15$ to $1.25$)
  • Aesthetic architectural space frame ball-joint curves
  • Lightweight design minimizing concrete foundation mass
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Bulacan and Pampanga e-commerce fulfillment mega warehouse steel structures E-Commerce Logistics

Greater Manila (Bulacan / Clark) Fulfillment Hubs

Rapid expansion along the North Luzon Expressway (NLEX) demands mega-scale distribution warehouses spanning 20,000+ sqm footprint, requiring standardized parallel-chord or curved truss bays for rapid site installation.

  • Modular 12m, 18m, and 24m repetitive bay fabrication
  • Integrated rooftop MEP suspended mechanical loads
  • Pre-punched chord holes for fast C/Z purlin installation
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Commercial canopy and transport terminal steel structures Manila Transit & Aviation

Airport Hangars & Intermodal Bus Transit Canopies

Developments surrounding NAIA, Clark International, and the New Manila International Airport (Bulacan) require wide-opening cantilever and heavy bowstring trusses capable of resisting intense vortex shedding.

  • Cantilever overhangs extending up to 18 meters
  • Fatigue-tested cyclic wind-reversal connections
  • High aesthetic exposed architectural steel finish
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Cold storage and agricultural processing facility insulated steel roof truss Cold Chain Logistics

Temperature-Controlled Cold Storage Facilities

Agricultural processing plants and refrigerated meat storage centers in Navotas and Batangas require thermal-break truss envelopes that prevent interior condensation and rust while supporting high suspended ceiling refrigeration evaporators.

  • Direct suspension points for PIR insulated ceiling panels
  • Anti-corrosive stainless 304 or HDG fasteners and hardware
  • Thermal isolation pads to eliminate structural cold bridges
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Proven Manufacturing Eminence

OEM Fabrication Capabilities & Global Quality Standards

Backed by advanced production assets and decades of pre-engineered building supply, we furnish Philippine contractors with auditable precision, traceable raw materials, and streamlined logistical delivery.

In-House Automated Lines

State-of-the-art CNC plasma profiling, robotic submerged arc welding (SAW), and automated cold-roll purlin mills guarantee tight dimensional tolerances within ±1.5mm.

ISO 9001:2015 Certified

Certified Metallurgy Traceability

Every truss bundle includes original Mill Test Certificates (MTC) conforming to EN 10204 3.1, verifying tensile yield, elongation, and Charpy V-notch impact toughness.

Q355B / ASTM A572

Full Building Envelope Ecosystem

Beyond structural trusses, our plant manufactures matched cold-formed Z/C purlins, galvanized metal floor decking, PIR/Rockwool panels, and industrial roller shutters under one roof.

Turnkey Supply System

3D Tekla & BIM Erection Modeling

Full 3D Tekla detailing and computer-generated shop erection drawings. Every piece is laser-etched with a unique part number corresponding directly to our step-by-step field manuals.

Precision Modular Assembly
Procurement Clarity

Frequently Asked Questions by Philippine Engineers & Contractors

Critical answers to help project managers, procurement directors, and structural consultants make informed decisions when importing and specifying custom roof truss packages into Manila.

FAQ 1 Do your custom OEM roof trusses comply with the National Structural Code of the Philippines (NSCP 2015)?

Yes. Every roof truss project engineered for Manila and Philippine provincial deployment is designed strictly according to the NSCP 2015 (7th Edition), Chapter 2 (Minimum Design Loads) and Chapter 5 (Structural Steel), cross-referenced with AISC 360-16 and AWS D1.1 welding codes. Our structural calculations account for basic wind speeds up to 315 km/h, exposure category C and D along coastal zones, and seismic zone 4 factors ($Z = 0.40$), complete with engineer-ready calculation sheets for local building permit and DPWH reviews.

FAQ 2 How do you solve the extreme atmospheric corrosion encountered in coastal areas near Manila Bay?

For high-salinity zones such as the Port of Manila, Navotas, Cavite, and Subic, we recommend and supply heavy hot-dip galvanizing per ASTM A123 / ISO 1461, achieving a minimum zinc coating thickness of 85 microns (≥ 610 g/m²). Alternatively, we provide a high-performance marine epoxy duplex paint system comprising a zinc-rich epoxy primer (minimum 80% metallic zinc in dry film), an intermediate polyamide epoxy barrier, and an aliphatic polyurethane topcoat resistant to severe UV degradation and sea spray.

FAQ 3 What container shipping options and lead times can we expect for delivery to Manila Ports?

Standard truss chords and components are modularly pre-engineered to nest efficiently inside standard 40-foot High Cube (40' HC) shipping containers, avoiding costly breakbulk charges. For long-span truss segments exceeding 11.8 meters, we design bolted field splices utilizing ASTM A325 or Grade 8.8 high-strength structural bolts. Lead time for standard OEM fabrication is typically 20 to 30 days from final approved shop drawings, with direct ocean transit to Manila North Harbor (MICP) or Manila South Harbor taking approximately 10 to 18 days.

FAQ 4 Can you supply the complete roof envelope, including secondary purlins, decking, and insulated sandwich panels?

Absolutely. As an integrated manufacturer, we supply the primary roof trusses alongside structural high-tensile cold-formed C and Z purlins, roof metal decking sheets, and polyisocyanurate (PIR), polyurethane (PU), or non-combustible Rockwool insulated sandwich panels. Sourcing the complete roof structural package from a single manufacturer ensures exact purlin hole spacing, perfectly matched flashing profiles, and eliminated interface disputes between structural steel and cladding installers.

FAQ 5 What documentation is provided for PEZA or local city building official approvals?

Every shipment is backed by a comprehensive engineering document package: full 3D Tekla shop fabrication models, certified Mill Test Certificates (MTC) conforming to EN 10204 3.1 with chemical analysis and mechanical pull-tests, non-destructive testing (NDT) reports (such as Ultrasonic and Magnetic Particle inspection for critical truss welds), galvanizing thickness verification reports, and a signed structural design calculation summary based on NSCP 2015 criteria.

FAQ 6 What is the advantage of your bolted truss connections over on-site stick welding in the Philippines?

Field welding on Philippine jobsites often suffers from intermittent rain showers, high humidity, erratic jobsite power supply, and varying welder skill levels, leading to trapped slag, porosity, and brittle joints. Our factory-prefabricated trusses utilize 100% pre-punched CNC connection plates assembled in the field using calibrated torque wrenches and Grade 8.8/10.9 or ASTM A325 structural bolts. This eliminates on-site hot work hazards, ensures consistent joint ductility during earthquakes, and cuts overall installation labor costs significantly.

Need an NSCP-Compliant Structural Truss Proposal for Your Manila Project?

Submit your architectural blueprints, structural design criteria, or warehouse clear-span specifications. Our senior structural engineering team will deliver a comprehensive OEM quotation, Tekla 3D layout, and wind load analysis within 24 to 48 hours.