Engineered Structural Steel Products (Selection 01–08)
Our primary hot-rolled members, high-tensile purlins, reinforcement bars, and engineered pipeline materials manufactured to international structural building codes.
A36 / Q235 Grade Structural H-Beam
- ASTM A36 / Q235B
- Wide-Flange
- Cut-to-Length
Primary load-bearing columns and rafters engineered for prefabricated clear-span warehouses, manufacturing hangars, and multistory frameworks.
Request H-Beam Quote
Galvanized Angle Steel & Bracing
- Equal / Unequal
- Pre-Perforated
- Hot-Dip Coated
High-tensile diagonal bracing, knee braces, and girt trusses critical for structural building wind loading and longitudinal seismic damping.
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Galvanized C/U Structural Channel
- Roll-Formed
- Q235 / Q355
- Anti-Corrosion
Essential cold-formed C/Z purlins and wall girts connecting primary rafters with roof cladding and exterior insulated panel envelopes.
Get Channel Specs
Structural Q235B / Q355 Flat Steel
- 3mm–60mm Thk
- Base Flange Stock
- Precision Sheared
Precision flat bar used for high-tensile connection gusset plates, moment plates, base anchor stiffeners, and custom fabrication joints.
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PPGI / PPGL Color-Coated Coils
- RAL Color Matrix
- AZ150 / Zinc 120g
- PVDF / SMP Coating
Architectural roof and cladding raw coils engineered for high UV resistance, marine climate durability, and thermal panel integration.
Inquire PPGI Prices
DX51D+Z Galvanized Steel Coil
- EN 10346 Standard
- Zero / Regular Spangle
- Slit-to-Width
Continuous hot-dip galvanized master coils tailored for cold-roll profiling of steel building secondary trusses and floor decking systems.
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Deformed Concrete Rebar (6–12mm)
- HRB400 / HRB500
- Pile Cap Ready
- Mill Batch Tagged
High-bond reinforcement bars for cast-in-place steel building anchor pile caps, perimeter retaining grade beams, and heavy floor slabs.
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Galvanized Structural Hollow Pipe
- ERW Welded Pipe
- Heavy Wall Gauge
- Hot-Dip Finish
Round and square tubular columns utilized in prefabricated modular framing, canopy trusses, space frames, and heavy site staging support.
View Pipe CatalogThe Paradigm Shift in Global Prefabricated Steel Building Sourcing
How industrialized construction, volatile labor markets, and aggressive decarbonization imperatives are permanently reorganizing commercial and industrial real estate supply chains.
Compression of Project Timelines (Speed-to-Market)
In modern industrial real estate, traditional cast-in-place masonry is no longer economically viable for hyperscale logistics parks and advanced gigafactories. Prefabricated engineered steel systems (PEB) truncate site schedules by up to 50% to 65%. Primary frames, purlins, and wall assemblies are manufactured in parallel with on-site earthworks, eliminating weather-induced delays and onsite re-work.
- Immediate erection upon foundation curing via bolted connections
- Parallelized manufacturing eliminating linear site dependencies
- Drastic reduction in field man-hours and expensive crane rentals
Total Cost of Ownership (TCO) Optimization
Global general contractors face persistent raw material inflation and skilled trades shortages. Industrialized prefabrication leverages optimized tapering algorithms for H-beam frames, placing steel mass precisely where structural moment bending occurs. This reduces structural steel consumption by 18% to 28% compared to non-optimized standard hot-rolled designs, lowering freight and foundation tonnage.
- Variable-cross-section built-up members maximize strength-to-weight
- Lighter dead loads directly scale down pile and footing concrete mass
- Lower long-term maintenance lifecycle via advanced anti-corrosion zinc baths
Decarbonization & Circular ESG Mandates
Steel remains the world's most recycled structural building medium. With the imminent global rollout of cross-border carbon border adjustment mechanisms (CBAM), modular prefabricated steel structures offer full end-of-life circularity, minimal embodied waste, and dry-assembly compliance that earns credits across LEED, BREEAM, and DGNB certifications.
- 100% recyclable structural members with verifiable scrap-loop provenance
- Zero wet construction runoff, cutting hazardous site effluent
- Demountable, relocatable, and easily expandable frame designs
China Factory 4.0: Cluster Synergies & Supply Chain Resilience
Operating at the confluence of raw smelting, continuous blast furnace lines, deep CNC fabrication, and deepwater maritime logistics in Daqiuzhuang, Tianjin.
Industrial Cluster Advantage
Headquartered in Daqiuzhuang Industrial Zone—globally recognized as the premier epicentre of steel processing—our buyers bypass intermediary brokers. Billets, heavy plates, and hollow structural sections move within an ultra-short 15km industrial radius.
BIM-to-Robotic CAD/CAM
Our engineering pipelines ingest Tekla Structure, Revit, and PKPM 3D models straight into automated CNC plasma cutters, beam drill lines, and twin-wire submerged arc welding systems, eliminating dimensional drafting translation errors.
Corrosion Metallurgy
In-house thermal immersion galvanizing kettles operating at 450°C guarantee zinc alloy bonding according to ISO 1461 and ASTM A123 standards. Coated for harsh marine C4/C5 environments, offering up to 50 years of maintenance-free service.
Consolidated Port Logistics
Our proximity to Tianjin Port enables consolidation of diverse materials—from structural primary frames and secondary purlins to drainage pipes and fire control valves—into unified container stuffing or break-bulk charters.
Founded In Tianjin, China (30 Yrs)
Acres of Integrated Production Base
Tons Annual Comprehensive Capacity
Global Export Sovereign Destinations
Engineered Prefabricated Systems Tailored to Global Sectors
From seismic-active Pacific Rim distribution corridors to heavy chemical processing facilities and extreme climate logistics, our pre-engineered packages deliver proven reliability.
High-Clearance Automated Warehouses
Engineered for robotic sorting systems, heavy-duty floor slab anchoring, and clear spans up to 60 meters without interior support columns. Maximizes internal volumetric storage efficiency while accommodating rooftop solar arrays.
Heavy Crane-Integrated Industrial Workshops
Designed to support 20-ton to 100-ton overhead travelling cranes (EOT). Features reinforced crane runway beams, corbels, and heavy built-up columns engineered for dynamic fatigue cycles and high-vibration machinery.
Wide-Span Aircraft Hangars & Agritech
Utilizing high-strength space frame trusses and galvanized secondary structures for aircraft maintenance facilities, cold storage distribution, and large-scale climate-controlled agricultural facilities requiring high biosecurity.
Deep Processing & Quality Fabrication Services
Steel delivered ready to bolt together directly on site—not raw mill stock requiring dangerous site field alterations, torch cuts, or uncertified manual welding.
CNC Precision Cutting & Multi-Hole Drilling
Equipped with high-precision fiber laser tables and 3D multi-spindle drilling lines, beam profiles and plates are cut, drilled, and slotted precisely according to Tekla detail schedules to guarantee zero on-site bolt misalignment.
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Submerged Arc Welding (SAW) & QA Testing
Automatic gantry submerged arc welders yield dense, full-penetration weld seams inspected through 100% Non-Destructive Ultrasonic (UT) and Magnetic Particle (MT) testing protocols, compliant with AWS D1.1 and EN 1090-2 execution standards.
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Industrial Galvanizing & Epoxy Painting
State-of-the-art zinc kettles and climate-controlled paint booths apply multi-coat anti-corrosive treatments. Whether hot-dip galvanized to 600g/m² or coated with high-solid epoxy micaceous iron primers, building service life is built in.
Coating SpecificationsLandmark Civil & Structural References
Our structural steel profiles, heavy plates, and engineered pipe materials have undergone scrutiny on China's most celebrated engineering marvels.
Monumental Spatial Structural Assemblies
HZXY provided structural steel sections, high-grade welded plates, and strict tolerance heavy components for Beijing's flagship Olympic stadium, meeting stringent seismic and load-bearing performance parameters.
Hyper-Scale Global Aviation Hub
Delivered customized heavy profile members, structural conduit steel pipe, and industrial valve installations for Daxing's fluid terminal roof grid, celebrated for massive column-free interior departure spaces.
Complex Polyhedral Space Frame Geometry
Fabrication and batch galvanizing of structural steel nodes, precision purlins, and mechanical conduit piping ensuring exceptional resistance against high-humidity chlorinated aquatic environments.
Heavy Marine Engineering & High-Yield Plates
Heavy structural steel girders, galvanized reinforcement rods, and anti-corrosion pier components engineered to withstand open ocean salinity, tidal scouring, and severe maritime environmental wear.
International Structural Steel Equivalence Matrix
Translating global project structural drawings seamlessly into Chinese metallurgical manufacturing specifications without compromising engineering safety margins.
| China (GB Standard) | United States (ASTM) | Europe (EN 10025) | Japan (JIS G3101) | Min. Yield Strength (ReH) | Tensile Strength (Rm) | Typical Prefab Structural Application |
|---|---|---|---|---|---|---|
| Q235B | ASTM A36 | S235JR (1.0038) | SS400 | 235 MPa | 370–500 MPa | Secondary frames, roof purlins, tie rods, bracings, connection plates |
| Q355B (replaces Q345) | ASTM A572 Gr. 50 | S355JR (1.0045) | SM490A | 355 MPa | 470–630 MPa | Primary load-bearing columns, crane runway beams, clear-span roof girders |
| Q355D / ME | ASTM A572 Gr. 50 Type 3 | S355NL (Impact @ -20°C) | SM490C | 355 MPa | 470–630 MPa | Sub-zero cold climate warehouses, sub-arctic infrastructure, heavy offshore frames |
| DX51D+Z | ASTM A653 CS Type B | EN 10346 DX51D | SGCC | Yield to form | 270–500 MPa | Continuous cold-rolled roof purlins, architectural cladding, composite floor decks |
| HRB400 / 500E | ASTM A615 Gr. 60 | BS 4449 B500B | SD390 | 400–500 MPa | 540–630 MPa | Earthquake-resistant cast-in-place concrete footings, slab-on-grade foundation ties |
5-Stage Global Engineering & Export Workflow
From preliminary architectural blueprints to deep-water sea freight consolidation, our workflow minimizes administrative lead time and guarantees on-schedule site handovers.
Model Ingestion
Submit your architectural drawings, load criteria (wind speed, snow load, seismic zone), or full 3D Tekla BIM detailing files for cross-check analysis.
Optimization & BOM
Structural calculation reports generated. Material optimization matches stock plate sizes, minimizing scrap and securing competitive component pricing.
CNC Fabrication
Laser cut, weld, drill, and hot-dip galvanize across our Tianjin & Tangshan bases with real-time barcode tagging for component tracking.
Trial Assembly & QA
Key frame connections undergo trial factory test fitting. Ultrasonic inspection and third-party validation (SGS/BV) issued prior to packaging.
Ocean Freight Loading
Steel strapping, water-resistant bundling, and container sequence stuffing optimized for direct sequential on-site unloading at Tianjin Port.
Turnkey Building & MEP Infrastructure (Selection 09–16)
Combine structural steel members with essential internal fluid transport, electrical conduits, pressure valves, and utility pipelines in a unified purchase order.
Standard Universal I-Beams
- Q235B / Q355B
- GB/T 11263
- Custom Drilled
Primary horizontal crossbeams, monorail hoist tracks, and heavy multi-story mezzanine supports for complex multi-level steel frameworks.
Check I-Beam Stock
Galvanized Solid Round Bar
- Dia 10mm–120mm
- Threaded Ends
- Hot-Dip Galvanized
High-tensile purlin sag rods, cross-bracing tension bars, and foundation anchor bolt clusters preventing purlin twist under severe gusting.
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Solid Square Steel Bars
- Q235 Carbon Steel
- Precise Square Edge
- Industrial Grade
Solid ornamental components, crane rail stopping elements, perimeter industrial security barriers, and heavy structural lattice bracings.
Get Square Bar Data
Fire Protection Coated Steel Pipe
- Red Epoxy Painted
- Grooved / Threaded
- ASTM A53 / A106
FM/UL certified fire sprinkler mains and water distribution riser lines integrated into prefabricated steel ceiling and column bay layouts.
Review Pipe Specs
Rigid PVC Drainage Pipe Systems
- High-Impact PVC
- Complete Fittings
- Anti-UV Outdoor
High-capacity roof rainwater siphon systems and perimeter foundation drainage networks matching prefabricated exterior gutters.
Check PVC Catalog
Electrical & Telecom Conduit Pipes
- Flame Retardant
- Flexible / Rigid
- Cable Routing
Safe electrical wiring and telecom communication conduits mounted to prefabricated steel framing for automated factories and facilities.
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Industrial Flow Control Valves
- Gate / Ball / Butterfly
- Flanged / Grooved
- Pressure PN16–PN64
Comprehensive valve assemblies controlling HVAC chilled water loops, fire pumps, process compressed air lines, and municipal gas inflows.
Request Valve Pricing
High-Strength Structural Fasteners
- Grade 8.8 / 10.9 Bolts
- Dacromet Anti-Rust
- Anchor Bolt Cages
Pre-packaged structural fastener hardware, torque-shear bolts, neoprene-bonded self-drilling screws, and chemically certified foundation anchor packages.
View AccessoriesFrequently Addressed Procurement Inquiries
Comprehensive technical answers for international EPC contractors, civil engineering consultants, and commercial developers sourcing from China.
Download Engineering White PaperHow do you verify structural integrity and prevent dimensional fitting errors before shipping?
Can you supply steel fabricated to American (AISC/AWS) or European (Eurocode/EN 1090) standards?
What anti-corrosion coating options are recommended for coastal, marine, or chemical environments?
Can project buyers combine primary steel frames with secondary purlins, piping, and valves in a single shipment?
What are your typical manufacturing lead times for a 10,000 m² industrial warehouse package?
Request an Engineered Prefab Steel Building Quote
Submit your project drawings, preliminary layouts, or structural bill of materials. Our senior international engineering estimating team will respond with a full calculation breakdown and competitive CIF/FOB pricing within 24 hours.