| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 660 x 680 x 1280 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 weight | 22 kg | |
|---|---|---|
| Recommended user weight limit | 136 kg | |
| Backrest recline angle | 135 degrees | |
| Seat tilt angle | 12 degrees | |
| Caster rolling durability | 100000 cycles | |
| Gas lift cycle life | 120000 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 | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest upholstery | Breathable polyester mesh | |
|---|---|---|
| Seat upholstery | Woven mesh fabric over high-density foam | |
| Headrest | Curved padded mesh panel | |
| Structural back frame | Glass-fiber reinforced polypropylene | |
| Armrest pads | Soft PU padded surface | |
| Five-star base | Polished die-cast aluminum alloy | |
| Gas lift | Chrome-plated steel Class 3 gas lift | |
| Tilt chassis | 3mm thick cold-rolled steel | |
| Casters | Nylon housing with PU tread | |
| Retractable footrest | Black plastic frame with padded mesh surface | |
| Seat inner frame | 1.5mm thick plywood core | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via right-side lever | |
|---|---|---|
| Backrest recline | Multi-position lockable synchro-tilt | |
| Tilt tension adjustment | Rotary knob under seat | |
| Headrest adjustment | Height and angle adjustable | |
| Armrest adjustment | Height adjustable armrests | |
| Swivel function | 360-degree full rotation | |
| Retractable footrest | Pull-out sliding footrest | |
| Lumbar support | Integrated contoured lumbar support | |
| Mobility | Smooth-rolling dual casters | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| 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
| Private office workspace | Suitable for executive and staff offices where users work 8+ hours daily | |
|---|---|---|
| Home office setup | Ideal for remote work and long home computing sessions | |
| Open plan workstation | Appropriate for shared commercial office deployments | |
| Break and rest areas | Suitable for short rest periods with extended footrest and recline | |
| Conference meeting rooms | Applicable for long meeting sessions | |
| 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
| Office chair safety requirement | EN 1335:2018 | |
|---|---|---|
| Ergonomic dimensional requirement | EN 1335:2020 | |
| Caster performance requirement | EN 12529:1999 |
US and Canada office-furniture standards
| Office chair performance standard | ANSI/BIFMA X2017 | |
|---|---|---|
| Caster durability standard | ANSI/BIFMA X2017Clause 17 | |
| Gas lift performance standard | ANSI/BIFMA X2017Clause 8 | |
| Maximum static load capacity | 150 kg |
Standards applicable to China-market projects
| Stability and safety requirement | GB/T 3326 | |
|---|---|---|
| Upholstery durability | GB/T 22808 | |
| Base and mechanism strength | GB/T 10357.3 |
This product must meet the following technical requirements: 1. Stability and safety requirement: GB/T 3326; 2. Upholstery durability: GB/T 22808; 3. Base and mechanism strength: GB/T 10357.3; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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