| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1780 x 680 x 800 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
| Seating capacity | 3 adults | |
|---|---|---|
| Total unit weight | 28 kg | |
| Static load per seat | 150 kg | |
| Total static load rating | 450 kg | |
| Durability cycle rating | 100000 use cycles | |
| Recommended warranty period | 3 years | |
| 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
| Main support beam | 2.0mm thick chrome-plated cold-rolled steel | |
|---|---|---|
| Seat support frame | 1.5mm thick powder-coated cast aluminum alloy | |
| Seat padding | 30mm thick high-density polyurethane foam | |
| Backrest panel | 25mm thick high-density polyurethane over steel backing | |
| Upholstery surface | 1.0mm thick polyurethane (PU) leather, abrasion resistance 50000 Martindale cycles | |
| Armrests | 1.8mm thick polished cast aluminum alloy | |
| Support legs | 2.5mm thick chrome-plated steel tripod legs | |
| Floor glides | Adjustable rubber-padded steel leveling glides | |
| Frame finish | Satin silver chrome plating on steel components | |
| 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
| Seat configuration | Three connected fixed seats on a single continuous steel beam | |
|---|---|---|
| Armrest placement | Curved armrests installed only on the two outermost seat positions | |
| Leveling adjustment | Adjustable glides at each leg to compensate for uneven floor surfaces | |
| Floor mounting option | Pre-drilled glide bases allow permanent bolting to hard floor surfaces | |
| Cleaning access | Open under-seat clearance allows full access for floor mopping and debris removal | |
| Back support design | Fixed 100-degree tilted backrest for upright short-duration waiting | |
| Surface finish property | Non-porous PU upholstery allows wipe-down cleaning with standard disinfectants | |
| 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 waiting areas | Suitable for clinic lobbies and patient waiting zones due to durable easy-clean surfaces | |
|---|---|---|
| Transportation hubs | Ideal for airport, bus station and railway station waiting zones with high foot traffic | |
| Government service halls | Appropriate for public service offices, bank lobbies and visa centers | |
| Office reception areas | Useable in corporate lobby waiting zones for visitors | |
| School administration areas | Suitable for school office entrances and student affairs 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
| Applicable public seating safety standard | EN 16139:2013 | |
|---|---|---|
| Applicable upholstery fire standard | EN 1021:2014 | |
| Applicable surface emission standard | EN 16516:2017 |
US and Canada office-furniture standards
| Applicable commercial seating standard | ANSI/BIFMA X2021 | |
|---|---|---|
| Applicable stability test standard | ANSI/BIFMA X5.4 Clause 5 |
Standards applicable to China-market projects
| Applicable standard for mechanical safety | GB/T 3326 | |
|---|---|---|
| Applicable surface durability standard | GB/T 4893.8 | |
| Applicable structural strength standard | GB/T 10357.3 |
This product must meet the following technical requirements: 1. Applicable standard for mechanical safety: GB/T 3326; 2. Applicable surface durability standard: GB/T 4893.8; 3. Applicable structural strength standard: GB/T 10357.3; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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