| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| overall dimensions | 1810 x 780 x 800 mm | |
|---|---|---|
| per-seat usable width | 580 mm | |
| seat height from floor | 420 mm | |
| seat usable depth | 490 mm | |
| backrest height above seat | 380 mm | |
| armrest height above seat | 220 mm | |
| support beam cross-section | 80 x 40 mm | |
| X-leg footprint width per end | 650 mm | |
| leveling foot diameter | 50 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| net weight per 3-seat set | 28 kg | |
|---|---|---|
| per-seat static load capacity | 200 kg | |
| coating corrosion resistance | 500 hours salt spray | |
| structural service life | 10 years | |
| standard warranty period | 3 years | |
| standard color option count | 12 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| seat panels | 1.5mm thick cold rolled steel plate, rolled front edge, powder coated finish | |
|---|---|---|
| backrest panels | 1.5mm thick perforated cold rolled steel, hexagonal ventilation holes, powder coated | |
| central support beam | 2.0mm thick rectangular steel tube, electrostatic powder coated | |
| end armrests | 1.5mm thick bent steel tube, rounded polished edges, powder coated | |
| X-shaped end support legs | 1.5mm thick cast/cut steel plate, reinforced gussets, powder coated | |
| adjustable leveling feet | Zinc-plated steel stem, 50mm non-slip rubber base | |
| mounting hardware | Grade 8.8 heat-treated steel through-bolts, lock washers to prevent loosening | |
| surface finish | Outdoor-grade silver polyester powder coating, anti-rust phosphate pre-treatment | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| seating configuration | Fixed linear 3-seat layout, no intermediate armrests for flexible occupancy | |
|---|---|---|
| floor stabilization | Four independently adjustable leveling feet to compensate for uneven floors | |
| ventilation design | Full perforated backrest panels to reduce heat buildup during extended waiting use | |
| structural mounting | Seat and back units secured to central beam with through-bolts to eliminate joint wobble | |
| edge safety | Rolled rounded front seat edges and polished armrest edges to prevent clothing snags or injury | |
| cleaning access | Open under-seat clearance and perforated surfaces allow quick mopping and debris removal | |
| upgrade compatibility | Pre-drilled mounting points compatible with optional 30mm PU seat cushions or intermediate side tables | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set | |
| Reference Carton Volume | 0.26 m³/set | |
| Indicative 20GP Loading | 135 sets at 85% space utilization | |
| Indicative 40HQ Loading | 320 sets at 85% space utilization |
Recommended spaces / users / usage modes
| hospital/clinic waiting areas | Suitable for high-traffic medical waiting zones, resistant to cleaning chemicals and heavy use | |
|---|---|---|
| airport/railway station concourses | Designed for continuous high-volume public use with stable structural support | |
| bank/public service hall waiting zones | Provides clear, durable fixed seating with low maintenance requirements for public service spaces | |
| school administration reception areas | Offers neat, long-lasting visitor seating with minimal upkeep for campus public areas | |
| outdoor covered waiting shelters | Corrosion-resistant coated steel construction suitable for semi-outdoor public waiting spaces | |
| Recommended Matching Desk Size | 2.4 m executive desk | |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
EU Market Access Requirements* EN Standards
| EN 16139:2013 | Applicable standard for non-domestic seating strength, durability and safety |
|---|
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
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Standards applicable to China-market projects
| GB/T 3325-2017 | Applicable standard for metal furniture strength, stability and durability requirements |
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This product must meet the following technical requirements: 1. GB/T 3325-2017: Applicable standard for metal furniture strength, stability and durability requirements; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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