| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1790 x 760 x 900 mm | |
|---|---|---|
| Individual seat width | 520 mm | |
| Seat height from floor | 450 mm | |
| Seat depth | 460 mm | |
| Backrest height above seat | 510 mm | |
| Center-to-center seat spacing | 600 mm | |
| Armrest height from floor | 620 mm | |
| Armrest length | 330 mm | |
| Support beam cross-section perimeter | 380 mm | |
| Seat shell thickness | 20 mm | |
| Leg base spread per end | 680 mm | |
| Foot glide diameter | 60 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 product weight | 38 kg | |
|---|---|---|
| Per-seat static load capacity | 200 kg | |
| Durability cycle rating | 500000 use cycles | |
| Design service life | 20 years | |
| Standard warranty period | 8 years | |
| Available color options | 6 | |
| Surface abrasion resistance | 20000 cycles | |
| 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest shells | Injection-molded blue polypropylene, contoured ergonomic shaping | |
|---|---|---|
| End legs and end armrest | ADC12 die-cast aluminum alloy, silver powder-coated finish | |
| Horizontal support beam | 3 mm thick hexagonal aluminum alloy, powder-coated silver | |
| Seat mounting brackets | 1.5 mm thick powder-coated steel, secured with self-locking nuts | |
| Foot glides | Non-slip black rubber, height-adjustable leveling base | |
| Hardware fasteners | Zinc-plated steel bolts with spring washers, corrosion-resistant | |
| Shell surface finish | Matte textured PP finish, scratch-resistant and wipeable | |
| Armrest top surface | Smooth polished aluminum edge, rounded for comfort | |
| 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 | Three independent contoured seats mounted on a single shared beam | |
|---|---|---|
| Modular seat replacement | Individual seat/back units detach from beam for replacement | |
| Leveling adjustment | Each foot glide adjusts vertically to compensate for uneven floors | |
| Floor protection | Rubber glides prevent floor scratching and reduce sliding noise | |
| End user support | Single left-end armrest provides stand-up support for outermost seat | |
| Cantilever seat support | Seat brackets mount directly to central beam without front crossbars | |
| Sanitation compatibility | Gap-free molded shell design supports quick wipe-down cleaning | |
| Modular expansion capability | Beam system supports 5seat configurations with matching brackets | |
| 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
| Airport terminal waiting areas | High-density durable seating supports continuous high-traffic passenger use | |
|---|---|---|
| Hospital and clinic waiting rooms | Wipe-clean sanitizable surface meets healthcare facility hygiene requirements | |
| Bank and government service halls | Stable anti-slip construction suits public service areas with long operating hours | |
| Bus/train station transit areas | Scratch-resistant shell and heavy-duty frame withstand heavy daily wear | |
| School administrative reception areas | Neat uniform appearance fits institutional public space design standards | |
| Break rooms in industrial facilities | Easy-to-clean rigid construction supports shift worker short-term rest | |
| Outdoor covered public waiting zones | Corrosion-resistant aluminum frame resists humidity in semi-outdoor spaces | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 16139:2013 | Non-domestic seating strength/durability/stability requirements for public areas | |
|---|---|---|
| EN 1022:2018 | Seating furniture stability test method for multi-seat bench units | |
| EN 13722:2004 | Furniture surface wear resistance test for molded polymer shell components |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2020 | Public and lounge seating performance standard for multi-place seating units | |
|---|---|---|
| ANSI/BIFMA X5.1-2017 | General purpose office chairs strength test reference for individual seat loads |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for metal furniture, applicable to frame structural strength | |
|---|---|---|
| GB/T 10357.3-2013 | Furniture mechanical performance test for chair seating static/dynamic load | |
| GB 18584-2001 | Indoor decoration material limit of harmful substances for wooden furniture, applicable if add-on cushions used |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for metal furniture, applicable to frame structural strength; 2. GB/T 10357.3-2013: Furniture mechanical performance test for chair seating static/dynamic load; 3. GB 18584-2001: Indoor decoration material limit of harmful substances for wooden furniture, applicable if add-on cushions used; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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