| Time | Field | Original Value | Corrected Value | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| 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
Data source: Product performance data; verify exact test conditions before procurement.
| Net weight | 17.5 kg | |
|---|---|---|
| Rated user load | 136 kg | |
| Seat impact endurance target | 100000 cycles | |
| Backrest tilt cycle target | 100000 cycles | |
| Caster rolling durability target | 100000 cycles | |
| Gas-lift service target | 100000 height cycles | |
| Base static load verification | 1134 kg vertical proof load | |
| Recommended user height range | 1600 to 1880 mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Front seat and inner back | Light warm-gray smooth upholstery over padded foam | |
|---|---|---|
| Outer back and arm wraps | Dark brown smooth upholstery with matching edge binding | |
| Seat foam | 80 mm molded polyurethane cushion, 45 kg/m3 density target | |
| Back padding | 20 mm polyurethane back foam, 35 kg/m3 density target | |
| Internal seat shell | 12 mm molded plywood or reinforced polymer seat carrier | |
| Back support shell | 8 mm contoured polymer or plywood inner panel | |
| Five-star base | Polished die-cast aluminum five-star base with 3.0 mm wall target | |
| Gas lift | Chrome-plated steel telescoping gas lift, Class 4 procurement grade | |
| Tilt mechanism | Black powder-coated steel synchro-tilt mechanism with 2.5 mm plate target | |
| Casters | Black nylon twin-wheel casters with 60 mm diameter wheels | |
| Seam construction | Stitched V-shaped back panel with 7 stitches per 100 mm target | |
| Arm structure | Rigid upholstered arm shell integrated with outer back panel |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Height adjustment | Pneumatic seat-height lift provides a 90 mm stroke, controlled by the right-side lever | |
|---|---|---|
| Swivel function | 360-degree seat rotation around the central gas-lift bearing | |
| Back recline | Synchro-tilt recline with 15-degree maximum back movement and seat-to-back ratio 2:1 | |
| Tilt lock | Infinite-position tilt lock engaged through the visible under-seat lever assembly | |
| Tilt tension | Knob-operated tension adjustment for user weight and recline resistance | |
| Arm support | Fixed padded wraparound arms at 210 mm above the seat with no height or width adjustment | |
| Mobility | Five twin-wheel swivel casters allow omnidirectional rolling on hard floors or low-pile carpet | |
| Occupant support | Mid-height back supports lumbar and lower thoracic area without separate headrest | |
| Return position | Spring-assisted mechanism returns the seat and back toward upright when tension lock is released | |
| Floor protection | Soft black wheel material specified for hard floors, with hard-wheel substitution available for carpet | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg |
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| Gross weight per carton | 20.5 kg | |
|---|---|---|
| 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
Data source: Recommended applications based on product form and category.
| Executive office | Suits a manager or director workstation where a polished base and two-tone upholstery create a formal appearance | |
|---|---|---|
| Meeting room | Suitable for conference rooms requiring padded swivel seating without high-back enclosure | |
| Private workstation | Appropriate for 6 to 8 hour desk work with adjustable height, swivel access and rolling mobility | |
| Consultation area | Fits reception or advisory rooms where clients and staff need upholstered arm support and easy turning | |
| Hotel business center | Suitable for hotel offices or executive lounges with hard floors and upscale neutral interiors | |
| Recommended desk height | Pair with 720 to 760 mm office desks for correct thigh clearance and forearm position | |
| Floor compatibility | Use on wood, tile, vinyl or low-pile carpeted office floors with the specified 60 mm twin casters | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| Office chair safety and strength recommendation | EN 1335:2020, Office furniture — Office work chair — Dimensions | |
|---|---|---|
| Mechanical safety recommendation | EN 1335:2018, Office furniture — Office work chair — Safety requirements | |
| Surface and upholstery recommendation | EN 1021:2014 for cigarette ignition resistance of upholstered seating |
US and Canada office-furniture standards
| Office chair performance recommendation | ANSI/BIFMA X2017(R2022), General-Purpose Office Chairs | |
|---|---|---|
| Chemical emissions recommendation | ANSI/BIFMA e2020Furniture Sustainability Standard |
Standards applicable to China-market projects
| Office chair safety recommendation | GB/T 28004.1:2022, Office furniture — Work desk and work chair — Part 1: Work desk and work chair dimensions | |
|---|---|---|
| Furniture coating recommendation | GB 18584:2001, Indoor decorative decorating materials — Limit of formaldehyde emission on furniture and decorating materials |
This product must meet the following technical requirements: 1. Office chair safety recommendation: GB/T 28004.1:2022, Office furniture — Work desk and work chair — Part 1: Work desk and work chair dimensions; 2. Furniture coating recommendation: GB 18584:2001, Indoor decorative decorating materials — Limit of formaldehyde emission on furniture and decorating materials; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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