| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 630 x 640 x 1055 mm | |
|---|---|---|
| Seat width | 505 mm | |
| Seat depth | 440 mm | |
| Seat cushion thickness | 70 mm | |
| Backrest height | 570 mm | |
| Armrest height above seat | 180 mm | |
| Maximum seat height from floor | 515 mm | |
| Minimum seat height from floor | 430 mm | |
| Five-star base diameter | 640 mm | |
| Total height at lowest seat setting | 970 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 | 12 kg | |
|---|---|---|
| Maximum user weight capacity | 136 kg | |
| Five-star base static load rating | 1360 kg | |
| Gas lift adjustment cycle rating | 100000 cycles | |
| Mesh back abrasion resistance | 50000 cycles | |
| Caster rolling durability | 40000 cycles | |
| Tilt recline angle range | 125 degrees | |
| 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 upholstery | Blue breathable polyester mesh | |
|---|---|---|
| Seat cushion core | 45kg/m³ high-density polyurethane foam | |
| Seat upholstery | Grey breathable mesh fabric | |
| Structural frame | White glass-fiber reinforced PP plastic | |
| Armrest construction | White rigid PP plastic fixed arms | |
| Five-star base | White reinforced nylon plastic | |
| Gas lift cylinder | Black powder-coated steel Class 3 | |
| Casters | 60mm diameter black PU/nylon twin wheels | |
| Internal support structure | 1.5mm thick stamped steel seat plate | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic lift controlled by right-side under-seat lever, 85mm total stroke | |
|---|---|---|
| 360-degree swivel | Full rotation enabled by central swivel joint between seat and base | |
| Tilt function | Synchro-tilt with tension adjustment knob under seat, 125-degree maximum recline | |
| Mobility | Five dual-wheel casters allow smooth movement on hard floors and low-pile carpet | |
| Integrated lumbar support | Contoured built-in mesh lumbar region provides static lower back support | |
| Fixed armrests | Non-adjustable rigid armrests provide stable upper extremity support during desk work | |
| Seat pan design | Contoured waterfall seat edge reduces pressure on back of thighs | |
| 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
| Open office workstations | Suited for daily 8-hour desk work for general administrative staff, ergonomic support for long seated periods | |
|---|---|---|
| Home office study spaces | Compact footprint fits standard home desk setups, breathable mesh suitable for warm environments | |
| Conference meeting rooms | Modern white and blue design matches contemporary office decor, easy movement between meeting positions | |
| Training room setups | Durable construction supports frequent use by rotating trainees, stackable packing for bulk deployment | |
| Coworking space seating | Neutral design and adjustable height suit diverse user body types across shared workspaces | |
| Reception staff desks | Professional appearance and swivel mobility allow easy access to front desk equipment and visitor interaction | |
| 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 | Applies to dimensional and safety requirements for office work chairs | |
|---|---|---|
| EN 1335-2:2018 | Applies to mechanical safety and structural performance requirements for office chairs | |
| EN 1335-3:2009 | Applies to test methods for office chair structural stability and durability |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chair durability and safety performance benchmarks |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to dimensional accuracy requirements for office seating furniture | |
|---|---|---|
| GB/T 35607-2017 | Applies to limits of harmful substances in upholstered furniture materials | |
| GB/T 10357.3-2013 | Applies to mechanical performance test methods for seating furniture strength and durability |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to dimensional accuracy requirements for office seating furniture; 2. GB/T 35607-2017: Applies to limits of harmful substances in upholstered furniture materials; 3. GB/T 10357.3-2013: Applies to mechanical performance test methods for seating furniture strength and durability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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