Engineered to resist high uplift, seismic lateral shears, and aggressive atmospheric corrosion in outdoor deck frames and structural solar installations.








In exterior structural engineering, a deck post base connector is far more than a simple stamped bracket; it represents the critical load-transfer node bridging the superstructure to concrete footings.
A deck's vulnerability begins at its boundary conditions. Unanchored timber columns resting directly on concrete surfaces absorb ground moisture via capillary suction, leading to rapid rot, fungal bloom, and premature structural failure. Modern structural engineering standards—including the International Building Code (IBC Section 2304.12) and the International Residential Code (IRC Section R507.4)—mandate clear vertical standoff barriers to prevent wood decay.
As a leading deck post base connector supplier and company, Handan Youlong Fastener integrates critical structural disciplines into every stamping, casting, and robotic welding cycle. Our post anchors are calibrated to withstand compound dynamic stress: upward aerodynamic uplift from gale-force winds, downward dead and live gravity forces, and cyclic lateral shear caused by seismic displacement.
Leveraging China's premier fastener industrial cluster to deliver unbeatable economies of scale, rigorous metallurgy, and streamlined containerized exports.
Situated in Yongnian District, Handan—the fastener capital of China—our facility gains direct localized access to primary carbon steel and austenitic stainless steel billets. Upstream raw material proximity eliminates middle-tier transport costs and hedges against global metal volatility.
Our workshop utilizes automated CNC fiber laser cutting, robotic multi-axis welding, and heavy stamping equipment up to 500 tons. This high-throughput setup ensures dimensional tolerances remain strictly within ±0.2mm across millions of finished brackets.
Corrosion failure is not an option. We operate proprietary eco-friendly hot-dip galvanizing lines achieving minimum 85μm zinc thickness, complemented by multi-stage organo-metallic fluorocarbon coatings and passivation baths.
Ensuring residential decks, light-commercial boardwalks, and timber pergolas satisfy rigorous local building authority regulations worldwide.
| Target Market & Code | Standard Governing Body | Technical Design Requirements | Youlong Verification & Compliance |
|---|---|---|---|
| North America (IBC / IRC) | ICC-ES (AC13 / AC43 Acceptance Criteria) | 1-inch standoff elevation to prevent timber rot; dynamic seismic lateral restraint; wind uplift uplift capacity (ASD/LRFD). | ICC-ES Calibrated Pre-drilled anchor bolt patterns, ASTM A653 / A36 certified materials. |
| European Union (Eurocode 5) | EN 1995-1-1 / CE Marking | Design of timber structures against axial tension, shear, and combined bending; service class 3 exterior durability standards. | CE Compliant Factory Production Control (FPC) audit verified; EN 10025-2 structural steel. |
| Australia & NZ (AS 1720.1) | Standards Australia (AS/NZS 1170) | Cyclonic wind uplift tie-down; high UV and coastal salt marine exposure corrosion protection (Cat C4/C5 durability). | AS 4680 Certified Heavy-duty 600g/m² zinc hot-dip galvanization and 316 Marine Stainless options. |
| Universal Industrial | ISO 9001:2015 & AWS D1.1 | Full material traceability, certified weld joint penetration, raw billet chemical ladle analysis reports. | Full Traceability Mill Test Certificates (EN 10204 Type 3.1) furnished with every export container. |
Navigating municipal building codes requires empirical performance data. Building inspectors in seismic regions across California, the Pacific Rim, or coastal Florida reject unrated brackets that fail to provide validated uplift and lateral shear capacity. As an engineering-driven manufacturer, Youlong supports structural engineers and distributors by delivering full 3D CAD models, finite element analysis (FEA) stress reports, and documented tensile testing data to expedite commercial permitting.
From residential glulam post supports to commercial municipal boardwalks, our hardware powers reliable timber assemblies.
Elevated multi-level deck structures rely on our heavy-gauge standoff post bases (4x4, 6x6, and 8x8 nominal lumber) to prevent ground moisture capillary action. The engineered 1-inch standoff elevation creates a thermal and moisture break that extends the life of cedar, redwood, and pressure-treated posts by decades.
Freestanding architectural pergolas experience severe rotational moment arm forces during wind gusts. Our rigid welded post base connectors incorporate extra-tall side flanges and reinforced gusset plates to resist eccentric rotational tipping without unsightly diagonal bracing.
Bridging renewable solar mounting hardware with heavy mass-timber glulam posts. Our hybrid connection brackets couple heavy steel anchors to structural timber columns, designed to accommodate our 3040 reinforced aluminum rails and double-hole pressure plates with integrated grounding.
Marine environments require AISI 316-grade austenitic stainless steel connectors to withstand continuous salt fog and splash zone exposure. Youlong’s passivated marine-grade post bases eliminate pitting corrosion and stress cracks in demanding waterfront applications.
Pole barns and commercial livestock storage facilities require heavy-duty wet-set anchors cast directly into wet concrete foundations. Our deep rebar-welded anchors offer uplift resistance exceeding 12,000 lbs for broad-span clear timber construction.
Engineered to upgrade legacy structures that fail modern shear and uplift codes. Our retrofit post base plates can be anchored onto cured concrete slabs using high-strength fish-scale expansion bolts without raising the existing framing.
The outdoor structural fastening sector is advancing rapidly with prefabrication, architectural concealment, and sustainable metallurgy.
Modern luxury architecture prioritizes clean, minimalist lines. We are seeing high demand for knife-plate internal post bases—where the steel blade installs inside an internal column kerf slot and secures with countersunk dowels, completely hiding the connector from view.
Rising on-site framing labor costs are driving offsite modular prefabrication. Contractors require post bases with wider slot tolerances and quick-alignment tabs that lock directly into precast foundation sockets without custom field drilling.
New chemical treatments in exterior lumber—such as Alkaline Copper Quat (ACQ) and Copper Azole (CA-B)—contain high copper ion concentrations that accelerate galvanic corrosion on standard steel. We now engineer specialized organic barrier coatings to withstand these treated timbers.
With hurricane and high-wind weather events occurring more frequently, standard nominal gravity brackets are being phased out in favor of structural post bases rated for combined uplift, shear, and rotational moment loads.
A transparent, scalable production and logistics pipeline tailored to multinational hardware brands, mass retailers, and commercial solar-construction groups.
Supply your CAD, STEP, or DXF prints. Our engineering office completes tool design, FEA stress modeling, sample prototype stamping, and dimensional validation within 10 to 14 business days.
We work with international freight forwarders to manage phased inventory releases for large-scale utility projects, avoiding jobsite storage backlogs and port demurrage charges.
Every shipment is backed by batch-specific chemical ladle analysis, yield and tensile strength certificates, zinc coating thickness profiles, and dimensional inspection reports.
Clear, direct answers for structural engineers, procurement managers, and commercial distributors.
Request comprehensive product catalogs, CAD models, Mill Test Reports, or volume-tiered wholesale factory pricing for your upcoming commercial construction or solar projects.
Complete your structural load path with verified foundation bolts, stainless structural screws, channel profiles, and heavy washers.