| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall unit dimensions | 1230 x 770 x 910 mm | |
|---|---|---|
| Seat height from floor | 460 mm | |
| Seat panel dimensions per position | 500 x 465 mm | |
| Backrest dimensions per position | 510 x 450 mm | |
| Seat center-to-center spacing | 580 mm | |
| Writing tablet deployed dimensions | 530 x 345 x 18 mm | |
| Folded unit depth (tablet stowed) | 680 mm | |
| Armrest height from seat surface | 220 mm | |
| Floor contact foot plate size | 410 x 55 mm | |
| Main support beam cross-section | 80 x 40 mm | |
| Tablet bracket steel thickness | 2.0 mm | |
| Under-tablet knee clearance height | 410 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
| Unit net weight (single 2-seat module) | 40 kg | |
|---|---|---|
| Total static load per 2-seat unit | 260 kg | |
| Backrest static pressure load per seat | 100 kg | |
| Writing tablet static load capacity | 30 kg | |
| Mesh backrest fabric abrasion resistance | 30000 Martindale rubs | |
| Seat panel static load per position | 130 kg | |
| Recommended maximum user weight per seat | 130 kg | |
| Backrest recline angle from vertical | 10 degrees | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Main support beam | 2.0 mm thick cold-rolled rectangular steel tube, silver electrostatic powder coat | |
|---|---|---|
| Leg supports | 1.8 mm thick round steel tube with flared stamped steel foot plates, silver powder coat | |
| Backrest construction | Tensioned gray polyester mesh stretched over steel inner frame | |
| Seat panels | 15 mm thick E1-grade wood-composite board with light wood grain laminate finish | |
| Writing tablet | 18 mm thick E1 melamine-faced wood-composite board, light wood finish | |
| Armrests | Integral curved steel armrests with smooth silver powder-coated finish | |
| Pivot joint covers | Black injection-molded PP plastic caps covering seat/tablet pivot hardware | |
| Tablet pivot bracket | 2.0 mm thick cold-rolled stamped steel with corrosion-resistant zinc plating | |
| Hardware fasteners | Zinc-plated steel hex bolts and lock nuts for modular assembly | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Writing tablet folding mechanism | 90-degree downward flip to stow flush against armrest when not in use | |
|---|---|---|
| Seat pivot function | Gravity-return upward tilt to stow seat against back for increased aisle clearance | |
| Modular connection system | Boltable ganged connection to add adjacent seating units in continuous rows | |
| Floor mounting compatibility | Pre-drilled foot plates for optional permanent anchoring to hard floor surfaces | |
| Fixed integrated armrests | Permanent armrests between all seat positions to define personal space | |
| Ventilated back support | Tensioned mesh back allows air circulation for extended sitting comfort | |
| Anti-pinch pivot design | Enclosed pivot covers prevent clothing or finger entrapment during seat/tablet movement | |
| 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
| Public waiting areas | Suitable for hospital clinics, railway stations and airport terminals for high-traffic waiting use | |
|---|---|---|
| Training and conference rooms | Configurable in rows for corporate training and classroom settings with integrated writing surfaces | |
| Government service halls | Freestanding or anchored seating for public service counters with clear queue alignment | |
| Educational institutions | Durable ganged seating for school lecture halls and student examination rooms | |
| Event and exhibition venues | Quickly deployable modular seating for temporary conferences and exhibition visitor areas | |
| 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 | Non-domestic seating strength, durability and safety for public area use | |
|---|---|---|
| EN 13722:2004 | Furniture test methods for seating stability on hard level floors |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to wood seat/tablet components | |
|---|---|---|
| GB/T 3325-2017 | Metal furniture general technical requirements, applicable to steel frame structure | |
| GB 18580-2017 | Formaldehyde emission limits for wood-based panels, applicable to composite wood components | |
| GB/T 10357.3-2013 | Furniture mechanical performance test for chair seating strength and durability |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to wood seat/tablet components; 2. GB/T 3325-2017: Metal furniture general technical requirements, applicable to steel frame structure; 3. GB 18580-2017: Formaldehyde emission limits for wood-based panels, applicable to composite wood components; 4. GB/T 10357.3-2013: Furniture mechanical performance test for chair seating strength and durability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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