| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 610 x 705 x 1320 mm | |
|---|---|---|
| Adjustable seat height | 500 mm | |
| Back panel height (seat to top of upper back) | 1070 mm | |
| Headrest width | 225 mm | |
| Total backrest width | 450 mm | |
| Seat cushion width | 485 mm | |
| Upper back panel height | 340 mm | |
| Armrest height above seat | 180 mm | |
| Five-star base radius | 320 mm | |
| Seat cushion depth | 510 mm | |
| Backrest lumbar support height | 240 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 chair weight | 25 kg | |
|---|---|---|
| Maximum recommended user weight | 136 kg | |
| Five-star base static load rating | 1200 kg | |
| Caster rolling durability | 100000 cycles | |
| Backrest tilt fatigue cycle rating | 120000 cycles | |
| Seat cushion foam density | 45 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Fabric dry rub colorfastness grade | Grade 4 | |
| Structural component warranty | 3 years | |
| Net assembled chair weight | 25 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest upholstery | Breathable light blue polyester mesh | |
|---|---|---|
| Headrest padding | 20mm thick high-density foam wrapped in light blue mesh | |
| Seat cushion core | 50mm thick high-density molded polyurethane foam | |
| Seat upholstery | Light grey woven polyester fabric | |
| Armrest construction | White/light grey engineered PP plastic fixed curved frame | |
| Five-star base | PA+GF glass-fiber reinforced nylon, light grey finish | |
| Caster wheels | 50mm diameter grey PA nylon dual-wheel casters | |
| Gas lift cylinder | Class 4 steel gas lift with 85mm stroke | |
| Tilt mechanism | 2.5mm thick steel plate chassis under seat | |
| Inner seat frame | 1.2mm thick steel support frame | |
| Seam stitch pitch | 8 stitches per inch | |
| Split backrest upholstery | Breathable light blue polyester mesh, tensioned over PP support frames |
Adjustment / rotation / tilt / mobility / storage features
| Height adjustment | Pneumatic seat height adjustment via under-seat lever, 60mm total travel | |
|---|---|---|
| Backrest tilt | Synchro-tilt function with up to 145° recline and multi-position lock | |
| Swivel function | 360° full rotation around central gas lift column | |
| Headrest adjustment | Height and angle adjustable padded headrest for neck support | |
| Mobility | Dual-wheel casters support smooth movement on hard floors and low-pile carpet | |
| Lumbar support | Split dual back panels provide independent dynamic lumbar support | |
| Armrest design | Fixed curved armrests positioned to support forearms at desk height | |
| Tilt tension control | Under-seat adjustment knob modulates recline resistance for user weight | |
| Synchro-tilt backrest recline | Synchronized seat and back tilt, 145° maximum recline with 4-position lock positions | |
| 360° swivel function | Full unobstructed rotation around central gas lift column for multi-directional access | |
| Headrest adjustability | Height and angle adjustable padded headrest with 50mm vertical travel, 30° tilt range | |
| Floor mobility | Dual-wheel casters provide smooth rolling on hard floors and low-pile commercial carpet |
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
| Private office workspace | Suitable for long-duration seated work at standard 760 mm height office desks | |
|---|---|---|
| Home office setup | Neutral light blue-grey color scheme fits modern residential workspaces | |
| Open-plan office workstations | Low-profile armrests fit under standard desk surfaces for compact workstation use | |
| Corporate conference room seating | 360° swivel and caster mobility support easy movement during collaborative meetings | |
| Coworking space hot desks | Adjustable height and lumbar support accommodate diverse user body types | |
| Private executive office workspace | Suitable for 8+ hour daily seated work at standard 760mm height office desks | |
| Coworking space hot-desk stations | 60mm height adjustment and dynamic lumbar support fit 190 cm height users | |
| Administrative staff work areas | Durable fabric upholstery and Class 4 gas lift withstand frequent daily adjustment use |
EU Market Access Requirements* EN Standards
| EN 1335-2:2018 | Applicable European standard for safety and performance requirements of office work chairs | |
|---|---|---|
| EN 1335-3:2018 | Applicable European standard for office chair stability and structural test methods |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applicable North American standard for general-purpose office chair safety and durability |
|---|
Standards applicable to China-market projects
| GB/T 22792.1-2009 | Office furniture - Office work chair - Part 1: Dimensions | |
|---|---|---|
| GB/T 22792.2-2009 | Office furniture - Office work chair - Part 2: Safety requirements | |
| GB/T 22792.3-2009 | Office furniture - Office work chair - Part 3: Test methods |
This product must meet the following technical requirements: 1. GB/T 22792.1-2009: Office furniture - Office work chair - Part 1: Dimensions; 2. GB/T 22792.2-2009: Office furniture - Office work chair - Part 2: Safety requirements; 3. GB/T 22792.3-2009: Office furniture - Office work chair - Part 3: Test methods; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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