| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 600 x 1050 mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Seat height range (adjustable) | 500 mm | |
| Backrest width | 480 mm | |
| Backrest height | 520 mm | |
| Armrest height above seat | 200 mm | |
| Chrome 5-star base diameter | 600 mm | |
| Caster 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
| Recommended maximum user weight | 120 kg | |
|---|---|---|
| Chair net weight range upper limit | 14 kg | |
| Gas lift stroke | 100 mm | |
| Backrest tilt lock angle | 12 degrees | |
| Caster rolling durability cycles | 100000 cycles | |
| Gas lift static load rating | 150 kg | |
| 5-star base static load rating | 1000 kg | |
| 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
| Backrest | Breathable woven mesh fabric stretched over injection-molded plastic frame | |
|---|---|---|
| Seat cushion | Woven textile upholstery over polyurethane foam padding on plywood base board | |
| Armrest assembly | Matte white rigid plastic support structure with flat top surface | |
| Gas lift cylinder | Chrome-plated steel pneumatic cylinder with black plastic control housing | |
| 5-star base | Polished chrome-plated steel tubular steel legs with central plastic hub | |
| Casters | Black nylon dual-wheel casters with chrome bearing sleeves | |
| Tilt mechanism housing | Black powder-coated steel chassis under seat with single side lever control | |
| Seat internal frame | Plywood or bent wood composite base supporting foam and upholstery | |
| Backrest assembly | Breathable woven mesh fabric stretched over injection-molded white plastic frame with perimeter retention edge | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via left-side lever with 100 mm total vertical stroke | |
|---|---|---|
| Swivel function | 360-degree continuous rotation around central gas lift axis | |
| Backrest tilt | Synchro-tilt recline mechanism with locking function and tension adjustment | |
| Armrest configuration | Fixed-position non-adjustable armrests providing forearm support at 200 mm above seat surface | |
| Mobility | Five dual-wheel casters for smooth movement on hard and carpeted floors | |
| Breathable back support | Taut mesh back panel providing passive ventilation and flexible lumbar support | |
| Backrest tilt adjustment | Synchro-tilt recline mechanism with multi-position locking and tension adjustment, offering 12 degrees maximum recline angle from upright | |
| Fixed armrest support | Fixed-position non-adjustable armrests providing forearm support at 200 mm above seat surface, with 60 mm wide flat pad | |
| Mobile rolling function | Five dual-wheel casters for smooth movement on hard and carpeted floors, with 60 mm diameter wheels rated for 100000 rolling cycles | |
| Breathable lumbar support | Taut mesh back panel providing passive ventilation and flexible lumbar contour support, conforming to user back shape within 20 mm deflection range under 50 kg load | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg |
Verified carton / gross weight / assembly / loading data
| Packaging units per chair | 1 carton | |
|---|---|---|
| Carton dimensions | 650 x 350 x 600 mm | |
| Gross weight per carton | 16 kg | |
| CBM per carton | 0.137 m³ | |
| Assembly time | 30 minutes | |
| 20ft container loading quantity | 260 units | |
| 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 |
Recommended spaces / users / usage modes
| Open-plan office workstations | Suitable for daily 760 mm height standard desk heights, compatible with standard desk ergonomic desk height | |
|---|---|---|
| Staff conference rooms | Suitable for meeting and conference room seating, with breathable mesh design supporting extended seated postures during 4 hour meetings | |
| Home office workspaces | Suitable for personal home workspaces, with compact 620 mm x 600 mm footprint fitting small desk areas and adjustable height accommodating different user statures | |
| Administrative assistant stations | Appropriate for administrative and clerical workstations where breathable back support during long working long seated tasks | |
| Shared work environments | Suitable for multi-shift shared desk environments due durable mesh easy-to-clean mesh backrest and robust base | |
| 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 1335-1:2020 | Office furniture - Office work chair - Part 1: Dimensions - Determination of stability | |
|---|---|---|
| EN 1022:2017 | Furniture - Seating - Test methods for the determination of stability of office chairs |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General requirements for office chairs | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | General purpose office chairs - Stability testing |
Standards applicable to China-market projects
| GB/T 3326-2016 | Furniture - Chairs - Strength, durability and stability | |
|---|---|---|
| GB 18401-2010 | National general safety technical code for textile products |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Furniture - Chairs - Strength, durability and stability; 2. GB 18401-2010: National general safety technical code for textile products; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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