| Time | Field | Original Value | Corrected Value | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall chair dimensions | 670 x 650 x 1080 mm | |
|---|---|---|
| Seat width | 483 mm | |
| Seat depth | 483 mm | |
| Seat height range | 464 to 565 mm | |
| Backrest width | 483 mm | |
| Backrest height | 594 mm | |
| Armrest pad height from floor | 737 mm | |
| Armrest pad width | 75 mm | |
| Five-star base diameter | 700 mm | |
| Caster wheel diameter | 50 mm | |
| Minimum knee clearance under arm support | 650 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
Data source: Product performance data; verify exact test conditions before procurement.
| Recommended user weight capacity | 181 kg | |
|---|---|---|
| Chair net weight | 20.9 kg | |
| Seat foam thickness | 80 mm | |
| Back foam thickness | 60 mm | |
| Foam density | 45 kg/m3 | |
| Foam rebound rating | 40 percent | |
| Base static load target | 1134 kg | |
| Caster rolling durability target | 200,000 cycles | |
| Tilt mechanism durability target | 300,000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Seat upholstery | Brown polyurethane leather-look surface over foam | |
|---|---|---|
| Backrest upholstery | Brown leather-look padded panel with horizontal seam | |
| Cushion core | Polyurethane foam with engineered rounded waterfall front | |
| Seat support board | 12 mm molded plywood or composite seat pan | |
| Arm pads | Brown padded upholstered tops with black edge support | |
| Arm support frames | Black coated steel or die-cast cantilever supports | |
| Gas-lift column | Chrome-finish telescoping steel tube with black center sleeve | |
| Five-star base | Polished chrome-plated steel five-prong caster base | |
| Casters | Black hard-shell twin-wheel casters with swivel stems | |
| Underside mechanism | Black steel tilt mechanism with lever and tension control | |
| Bottom dust cover | Black non-woven or fabric underside cover | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| 360-degree swivel | Central bearing allows full 360-degree seat rotation around the gas-lift column | |
|---|---|---|
| Pneumatic seat-height adjustment | Lift lever changes seat height from 464 to 565 mm over a 100 mm stroke | |
| Back tilt control | Tilt mechanism allows the seat and back to recline to 112 degrees | |
| Tilt tension adjustment | Rotary tension knob changes resistance for users up to 181 kg | |
| Tilt lock | Single-position lock secures the chair in the upright working posture | |
| Fixed arm support | Padded arms remain fixed at 737 mm floor height and provide forearm support during desk work | |
| Mobile caster movement | Five twin-wheel casters enable rolling and pivoting on hard floors or low-pile carpet | |
| Waterfall seat edge | Rounded front edge reduces pressure behind the knees during 4 to 8 hour desk tasks | |
| Single-user task posture | Contoured mid-height back supports upright computer and meeting-table work without a headrest | |
| Assembly and arm attachment | Arms attach to the steel seat mechanism and base components assemble by stem insertion | |
| Backrest tilt angle | 90 to 112 degrees | |
| Gas-lift stroke | 100 mm |
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| 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
Data source: Recommended applications based on product form and category.
| Private office | Suitable for executive desks where brown upholstery and polished base create a professional appearance | |
|---|---|---|
| Open-plan workstation | Supports daily computer tasks with swivel access, height adjustment and mobile casters | |
| Meeting room leader position | Fits conference rooms needing a mobile chair rather than a fixed visitor chair | |
| Home office | Suits users pairing the chair with a 720 to 760 mm desk | |
| Manager review area | Provides upright support for short discussions and laptop work | |
| Executive reception workspace | Can be used behind a reception desk for seated and rolling task access | |
| Commercial procurement fleet | Suitable as a brown colorway option alongside black or grey executive task chairs | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Office furniture seating dimensions and product safety structure | |
|---|---|---|
| EN 1335-2:2018 | Office furniture seating safety, structural strength and stability requirements | |
| EN 1335-3:2020 | Test methods for office work chairs | |
| EN 1022:2018 | Domestic furniture seating stability test method |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 static load tests | Use for 1134 kg five-star base and vertical load verification |
|---|
Standards applicable to China-market projects
| GB/T 10357.2-2013 | Furniture mechanical test method for chair and stool stability | |
|---|---|---|
| GB/T 10357.3-2013 | Furniture mechanical test method for chair and stool strength and durability | |
| GB 18584-2001 | Indoor decoration material limit for harmful substances in wood-based furniture |
This product must meet the following technical requirements: 1. GB/T 10357.2-2013: Furniture mechanical test method for chair and stool stability; 2. GB/T 10357.3-2013: Furniture mechanical test method for chair and stool strength and durability; 3. GB 18584-2001: Indoor decoration material limit for harmful substances in wood-based furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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