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OK-505
OKBUY
The OK505 stackable plastic conference chair is a highly versatile, commercial-grade seating solution engineered to meet the rigorous demands of high-usage public and private spaces. Developed as a universal seating option, this chair is purpose-built for educational institutions, corporate conference centers, religious venues, event rental companies, and government facilities. For procurement managers and facility planners, the OK505 represents a strategic investment that perfectly balances exceptional durability, user comfort, space efficiency, and customizable functionality, ensuring seamless adaptation to diverse application scenarios and varying project requirements.
At the core of the OK505’s design is its premium integrated injection-molded polypropylene (PP) seat-and-back shell. This robust one-piece construction is engineered to deliver superior impact resistance and long-term structural stability, significantly reducing replacement costs over time. Furthermore, the smooth, non-porous PP surface is exceptionally easy to wipe clean and sanitize. This low-maintenance characteristic is highly beneficial for high-traffic environments where strict hygiene standards and quick room turnarounds between events are critical. To prioritize user well-being, the ergonomic contour of the seat and backrest provides optimal lumbar support for extended periods of sitting, effectively minimizing user fatigue during lengthy training sessions, all-day conferences, or extended community events.
Complementing the durable PP shell is a robust four-leg frame architecture, available in two high-quality material configurations to suit specific environmental requirements: heavy-gauge steel or genuine stainless steel. The standard steel frame can be finished with a premium electrostatic powder coating in versatile black or gray, or featuring polished chrome plating for a sleek, modern aesthetic that elevates corporate spaces. Alternatively, the stainless steel option offers exceptional corrosion resistance, making it the ideal choice for outdoor event use or humid indoor environments such as aquatic centers and coastal venues. To accommodate varied procurement budgets and structural needs, the frame is offered in two precise steel tube specifications—a robust Ø22×1.1mm standard tube or a lightweight Ø19×1.0mm optional tube. This flexibility allows customers to select the perfect balance of weight, structural strength, and cost-effectiveness for their specific project demands.
Understanding the dynamic needs of multi-purpose facilities, the OK505 is designed with a highly efficient stacking function. This space-saving capability allows facility operators and event rental businesses to quickly clear floor space, minimizing storage footprints and reducing transportation costs. To further enhance its functional versatility across different sectors, the chair supports a range of practical optional accessories. Educational and corporate training setups can be equipped with attachable writing boards for convenient note-taking, while religious venues and classrooms benefit greatly from optional under-seat book baskets for personal storage. Additionally, specialized connectors are available to securely link the chairs in straight, orderly rows, ensuring compliance with safety regulations and maintaining a professional, uniform appearance during large-scale conferences, seminars, or public gatherings.
Review the detailed technical specifications below to ensure the OK505 event chair meets your venue's spatial, structural, and operational requirements.
Specification | Details | English Notes |
|---|---|---|
Overall Width | 50 cm | Overall chair width |
Overall Depth | 52.5 cm | Overall chair depth |
Overall Height | 80 cm | Overall chair height |
Seat Height | 44.5 cm | Height from floor to seat |
Seat Depth | 39.5 cm | Seat depth |
Backrest Height | 38.5 cm | Effective backrest height |
Net Weight | 2.7 kg | Net weight per chair |
Recommended Maximum Stack | 15 pcs | Recommended maximum vertical stack quantity |
Standard Steel Tube | Ø22 × 1.1 mm | 22 mm diameter, 1.1 mm wall thickness |
Optional Steel Tube | Ø19 × 1.0 mm | 19 mm diameter, 1.0 mm wall thickness |
Static Load Test | 600 lbs / ≈272 kg | SGS certified static load test |
Seat & Back Material | Integrated injection-molded polypropylene (PP) | One-piece PP shell for durability and easy cleaning |
Frame Material | Steel or genuine stainless steel | Multiple frame options for indoor and outdoor use |
Surface Finish | Electrostatic powder coating, chrome plating | Stainless steel option available for humid/outdoor environments |
Armrests | No, armless design | Space-saving armless structure for high-density seating |
* Note: The 600 lbs static load capacity is verified by SGS testing. Frame materials and surface finishes can be customized depending on specific indoor or outdoor environmental requirements.
The one-piece injection-molded polypropylene (PP) shell forms the structural foundation of the OK505 event chair. This unified construction eliminates weak points and mechanical fasteners that often loosen over time, ensuring long-term stability in high-frequency commercial environments. The non-porous PP surface resists stains, spills, and scratches. For venue operators, this translates to minimal maintenance—spills can be quickly wiped away with standard sanitizers, significantly reducing turnaround time between events. Unlike fabric alternatives, the PP shell does not absorb liquids or trap odors, maintaining a clean, professional appearance for years and lowering overall lifecycle replacement costs.
Backed by rigorous SGS static load testing, the OK505 safely supports up to 600 lbs (approximately 272 kg) without structural deformation. This reliable weight capacity relies on the reinforced PP shell paired with a heavy-gauge steel frame. Compared to standard plastic conference chairs typically rated for 200-300 lbs, this 600 lbs certification provides venue managers with critical peace of mind. It ensures safe accommodation for users of all sizes, reduces the risk of liability from equipment failure, and guarantees structural integrity during continuous daily use in demanding commercial settings.
Space optimization is critical for multi-purpose venues and event rental fleets. The OK505 features a highly efficient vertical stacking design, allowing up to 15 chairs to be securely nested together. This capability drastically minimizes the footprint required for storage, freeing up valuable floor space for revenue-generating activities. For operations teams, the stable, non-wobbling stack design simplifies transportation on dollies, accelerating setup and teardown times. This efficiency directly reduces labor costs and physical strain on staff during large-scale event preparations.
To support orderly row seating in auditoriums, churches, and conference halls, the OK505 offers two reliable interlocking systems. Buyers can select a welded, frame-mounted built-in connector for permanent stability and rapid alignment, or a detachable external row connector for maximum layout flexibility. Both mechanisms securely link chairs into straight or curved rows, preventing shifting during use. This ensures a uniform appearance while helping venues comply with local fire and safety codes regarding fixed seating arrangements.
The OK505 easily adapts to educational and corporate training environments through a modular accessory system. Procurement managers can specify clip-on writing tablets that provide a stable surface for laptops or note-taking, alongside fixed, hanging, or removable book baskets for personal storage. These additions eliminate the need for bulky tables, maximizing room capacity. By transforming a standard event chair into a fully functional training chair, facilities can standardize their seating inventory across different room types, simplifying asset management and procurement.
To meet diverse environmental and architectural requirements, the OK505 provides multiple frame materials and finishes. The standard heavy-gauge steel frame is available with a durable electrostatic powder coating (black or gray) for classic settings, or polished chrome plating for modern interiors. For outdoor event spaces, coastal venues, or humid environments like aquatic centers, a genuine stainless steel frame option delivers superior corrosion resistance. This extensive selection allows buyers to specify the exact material needed to maximize the chair's lifespan in their specific operating environment.
Beyond standard configurations, the OK505 supports extensive customization to align with corporate identities or specific interior designs. Buyers can request custom PP shell colors to match institutional branding or venue aesthetics. Additionally, durable custom logo printing is available on the back or underside of the shell. For educational institutions, corporate campuses, and large-scale rental companies, this branding capability creates a cohesive visual identity across the seating fleet, reinforcing brand presence without compromising the chair's structural durability or ease of cleaning.
Engineered for international deployment, the OK505 complies with stringent global safety, quality, and environmental standards. Alongside the SGS 600 lbs static load test, the chair supports comprehensive certification requirements for major markets. Available compliance credentials include CE marking, ISO 9001 manufacturing standards, EN 16139 and EN 12520 for European furniture safety, REACH SVHC for chemical safety, California Proposition 65, and BS 5852 fire retardant standards for the UK. This robust compliance portfolio simplifies the import process for global buyers, mitigates regulatory risks, and ensures the seating meets public safety mandates for commercial projects worldwide.
To accommodate different procurement strategies, storage capabilities, and distribution channels, we provide versatile packaging solutions for our event chairs. Proper packaging ensures product safety during transit while optimizing freight costs.
Standard Bulk Packaging: Fully assembled chairs are securely stacked and wrapped on heavy-duty pallets. This method is designed for full container loads (FCL), making it the ideal choice for large-scale project orders, banquet halls, and event rental fleets seeking immediate deployment upon arrival.
Carton Packaging: Chairs are packed in a knock-down (disassembled) configuration, with 4 units per standard 60×60×60 cm carton. This space-saving format is perfect for less-than-container load (LCL) shipments, retail distribution, wholesale inventory management, and e-commerce fulfillment.
Custom Packaging: We offer tailored packaging configurations upon request. Whether you require specific carton markings, reinforced drop-test packaging, barcode labeling, or customized pallet sizes to meet regional warehouse storage requirements, our team can accommodate your supply chain needs.
Our flexible manufacturing capabilities allow us to support both large-scale commercial projects and specialized wholesale orders. Please review our standard purchasing thresholds below:
Standard Bulk Orders: The minimum order quantity is 300 chairs per color to ensure production efficiency and consistent color matching across batches.
20GP Container Orders: For a standard 20-foot container (20GP), the minimum volume is 800 chairs for a full load.
Mixed Color Configurations: We support mixed-color orders within a single container shipment. This is subject to confirmation regarding the quantity per color and the total overall order volume to maximize container space.
Sample Availability: Small sample orders are available to help procurement teams conduct quality testing, evaluate venue layouts, and verify color accuracy. Contact our sales team for sample pricing, availability, and courier arrangements.
Maximizing container space is crucial for reducing the per-unit shipping cost of your event chairs. We offer multiple loading methods depending on your unpacking capabilities and freight optimization goals. Below is the detailed loading data for standard container sizes:
Container Type | Loading Quantity | Packaging Method |
|---|---|---|
40HQ Container | 1,440 chairs | Palletized packaging |
40HQ Container | 2,200 chairs | Assembled chairs stacked upright in bulk |
40HQ Container | 2,650 chairs | Assembled chairs stacked horizontally in bulk |
20GP Container | 800+ chairs | Standard bulk palletized packaging |
We maintain streamlined manufacturing processes to ensure reliable delivery schedules for every order. Our production timelines are structured as follows:
Standard Production Lead Time: 3-4 weeks. This timeframe begins immediately after the receipt of the deposit payment and the final confirmation of all order specifications, including PP shell colors, frame finishes, accessories, and any customized requirements.
Rush Orders: Expedited production is available for urgent projects and tight event schedules. Please contact our team to verify current factory capacity, rush lead times, and applicable pricing.
Sample Lead Time: 7-10 working days for standard sample preparation and dispatch.
To support our global client base, we offer comprehensive and flexible shipping terms designed to integrate smoothly with your existing logistics operations. Our standard shipping options include:
EXW (Ex-Works): Direct collection from our manufacturing facility. This option is ideal for buyers who manage their own freight forwarders and prefer full control over the logistics chain from the factory floor.
FOB (Free On Board): Shipping from the nearest major Chinese port. This includes all local transportation, port handling fees, and export documentation, transferring responsibility once the goods are loaded onto the vessel.
CIF (Cost, Insurance, and Freight): Comprehensive delivery to your designated destination port, with ocean freight and maritime transit insurance fully covered by us.
DDP (Delivered Duty Paid): End-to-end delivery directly to your commercial warehouse, distribution center, or project site. This hassle-free option covers all freight, customs clearance, import duties, and local taxes.
We collaborate with a network of reputable international freight forwarders to ensure that your inventory arrives safely, on schedule, and cost-effectively. Full shipment tracking and documentation are provided for every order.
Beyond standard configurations, we provide extensive OEM and ODM manufacturing services to align the chairs with your specific brand identity and project demands. Our customization capabilities include:
Product Design & Development: Collaborative engineering to modify structural elements or develop entirely new seating solutions based on your technical drawings or conceptual requirements.
Custom Color Matching: Precise color matching for the plastic (PP) shells and specialized powder-coating or plating finishes for the metal frames.
Branding Integration: Custom logo embossing, debossing, or durable printing directly onto the chair shell or frame components.
Accessory Development: Integration of custom linking devices, specialized floor glides, or custom trolley carts tailored to your operational needs.
Bespoke Packaging: Tailored carton designs, branded labeling, and customized instruction manuals for retail-ready distribution.
From initial concept and prototyping to mass production and final quality inspection, our experienced engineering and design teams work closely with you. We are committed to ensuring your custom project is executed exactly to your specifications, delivered on time, and managed within budget.
What material is the OK505 chair made of?
It features an integrated injection-molded polypropylene (PP) seat and back shell, supported by a sturdy four-leg frame made of steel or genuine stainless steel.
Is the OK505 a stackable conference chair?
Yes, it is designed for space-saving storage. The recommended maximum stacking capacity is approximately 15 chairs.
Can the chairs be connected into rows?
Yes. We offer welded frame-mounted interlocking devices or detachable external row connectors to keep seating orderly.
Is the chair suitable for schools and training rooms?
Yes. It is highly suitable for educational environments and can be equipped with optional writing tablets and book baskets.
Can a writing tablet be added?
Yes. An optional writing tablet is available to support education, training, and conference applications.
Can a book basket be added?
Yes. We provide fixed, hanging, and removable book basket options depending on your project requirements.
What steel tube sizes are available?
The chair frame is available with Ø22 × 1.1 mm or Ø19 × 1.0 mm steel tubes.
What frame finishes are available?
Available frame finishes include black or gray powder coating, silver chrome-plated steel, and genuine stainless steel.
What is the difference between chrome-plated and stainless steel frames?
Chrome-plated steel is primarily recommended for indoor use. Genuine stainless steel offers superior corrosion resistance, making it suitable for outdoor or humid environments.
What is the load capacity?
The chair has been SGS-tested to support a static load of up to 600 lbs (approximately 272 kg).
Is a fire-retardant plastic shell available?
Yes. We offer a fire-retardant PP shell configuration that has been tested according to applicable BS 5852 requirements.
What certifications are available?
Applicable documentation includes CE, ISO 9001, EN 16139, EN 12520, REACH SVHC, California Proposition 65, BS 5852, and SGS load testing reports.
What are the chair dimensions?
The overall dimensions are approximately 49 W × 51 D × 80 H cm, with a standard seat height of 44 cm.
What is the net weight?
The net weight is approximately 2.7 kg per chair, making it lightweight and easy to handle.
What is the MOQ?
The standard MOQ is 300 chairs per color. A typical 20GP container order starts at approximately 800 chairs.
Can different colors be mixed in one container?
Yes. Mixed colors are permitted within a single container, subject to confirmation of the quantity per color and total order volume.
What is the production lead time?
The standard production lead time is approximately 3-4 weeks after payment and final confirmation of order details.
How many chairs fit in a 40HQ container?
A 40HQ container holds approximately 1,440 chairs with pallet packaging, 2,200 assembled chairs stacked upright in bulk, or 2,650 assembled chairs stacked horizontally in bulk.
Is carton packaging available?
Yes. We offer carton packaging where four knock-down (KD) chairs can be packed securely into one 60 × 60 × 60 cm carton.
Can a customer logo be printed?
Yes. Custom logos can be printed on the back or underside of the PP shell to support your branding needs.
Is the chair suitable for church and auditorium use?
Yes. The interlocking row connection feature keeps seating aligned and orderly, making it highly suitable for churches, auditoriums, concerts, and performance venues.
