| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 605 x 660 x 1180 mm | |
|---|---|---|
| Seat width | 490 mm | |
| Seat depth | 460 mm | |
| Backrest height (below headrest) | 560 mm | |
| Seat height adjustment range max | 530 mm | |
| Armrest height above seat | 175 mm | |
| Headrest height adjustment travel | 100 mm | |
| Five-star base span width | 605 mm | |
| Backrest width | 460 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 product weight | 11 kg | |
|---|---|---|
| Maximum recommended user load | 150 kg | |
| Seat cushion foam density | 45 kg/m³ | |
| Static load rating for five-star base | 1120 kg | |
| Seating capacity | 1 person | |
| Caster rolling durability cycles | 40000 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 | Tensioned breathable polyester mesh | |
|---|---|---|
| Seat cushion padding | High-density polyurethane foam, 70 mm thick | |
| Internal support frame | 1.5 mm thick steel tubing under mesh back | |
| Five-star base | Glass-fiber reinforced nylon (polyamide) | |
| Armrests | Integrated curved polypropylene (PP) with matte finish | |
| Gas lift cylinder | Pneumatic steel gas lift, 50 mm outer diameter | |
| Casters | 60 mm diameter polyurethane (PU) twin-wheel casters | |
| Headrest | Breathable mesh panel on PP support frame | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic gas lift, 100 mm vertical travel, lever-operated | |
|---|---|---|
| Swivel function | 360 degree full rotation around central gas lift axis | |
| Back recline function | 135 degree maximum backward tilt, with upright position lock | |
| Headrest adjustment | 100 mm height adjustment, 40 degree rotational tilt | |
| Lumbar support | Integrated contoured mesh lumbar support, fixed curved profile | |
| Mobility function | Five dual-wheel PU casters, smooth rolling on hard/soft floors | |
| 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
| Home office workspace | Suitable for 8 hour daily desk work for remote workers and students | |
|---|---|---|
| Open-plan corporate office workstations | Appropriate for general staff task seating at standard 760 mm height desks | |
| Small meeting or conference rooms | Suitable for short to medium duration meetings with swivel mobility | |
| Home study rooms | Neutral grey finish coordinates with modern light-toned home furniture | |
| 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 chairs - Dimensions | |
|---|---|---|
| EN 1335-2:2018 | Office work chairs - Safety requirements | |
| EN 1335-3:2009 | Office work chairs - Test methods |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Office Chairs - General purpose tests |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Office furniture: desk and chair dimension measurement standard | |
|---|---|---|
| GB/T 10357.3-2013 | Furniture mechanical performance test for chairs and stools | |
| GB 28007-2011 | General safety requirements for children's furniture, applicable for non-toxic material checks |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Office furniture: desk and chair dimension measurement standard; 2. GB/T 10357.3-2013: Furniture mechanical performance test for chairs and stools; 3. GB 28007-2011: General safety requirements for children's furniture, applicable for non-toxic material checks; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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