| 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.
| 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.
| Net weight | 18.5 kg | |
|---|---|---|
| Recommended user weight capacity | 150 kg | |
| Seat foam thickness | 80 mm | |
| Back foam thickness | 60 mm | |
| Foam density target | 45 kg/m3 seat, 35 kg/m3 back | |
| Foam rebound target | 40% minimum | |
| Upholstery abrasion acceptance target | 50,000 Martindale cycles | |
| Seat static load acceptance target | 1,020 kg | |
| Back dynamic cycle target | 120,000 cycles | |
| Warranty period | 5 years |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Seat upholstery | Orange full-grain or corrected-grain leather appearance with sewn padded front | |
|---|---|---|
| Back upholstery | Orange leather or leather-look surface over padded formed back panel | |
| Head pad | Separate orange padded cushion aligned above the main backrest | |
| Internal seat board | 12 mm molded plywood or steel-reinforced composite seat shell | |
| Cushion filling | Molded polyurethane foam, 80 mm seat and 60 mm back | |
| Arm frame | Silver powder-coated or polished die-cast aluminum continuous loop support | |
| Arm contact surface | Integrated hard-surface arm cap with no separate soft pad visible | |
| Five-star base | Polished die-cast aluminum five-spoke base | |
| Gas lift | Chrome-plated steel telescoping gas column, 50 mm outer diameter | |
| Seat mechanism | Black steel tilt and lift mechanism under the seat | |
| Casters | Black nylon or polyurethane twin-wheel casters with steel swivel stems | |
| Stitching and upholstery seam | Matching orange perimeter seam with 6 mm stitch pitch target |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Seat height lift | Pneumatic lever adjusts seat from 460 to 540 mm with 80 mm travel | |
|---|---|---|
| 360-degree swivel | Seat and back rotate around the central gas column on the five-star base | |
| Back recline | Synchronized tilt mechanism provides 18-degree rearward recline | |
| Tilt lock | Multi-position lock secures the back at upright and 2 intermediate recline positions | |
| Tilt tension control | Rotary knob adjusts resistance for users up to 150 kg | |
| Fixed arm support | Continuous loop arms provide 220 mm upper limb support without height or width adjustment | |
| Mobility | Five 60 mm twin-wheel casters enable rolling on hard floors and low-pile carpet | |
| High-back support | Tall back and separate head pad support thoracic, shoulder and head regions | |
| Rocking limitation | Mechanism should stop at 18 degrees to prevent rear overturn | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel |
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.
| Executive office | High-back form and fixed arms suit manager and director workstations requiring formal appearance | |
|---|---|---|
| Private workstation | Swivel, lift and tilt functions support 6 to 8 hour computer-based desk work | |
| Meeting or boardroom setting | Orange upholstery provides accent seating around conference tables | |
| Reception meeting area | Polished aluminum base and leather-like finish create a professional visitor impression | |
| Corporate procurement package | Can be grouped with matching desk and storage furniture for management offices | |
| Hard-floor or carpeted office | 60 mm twin-wheel casters suit typical commercial flooring, with soft-floor wheels available separately | |
| 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 | Office chair dimensions, safety requirements and test methods | |
|---|---|---|
| EN 1335-2 | Safety, structural and durability test requirements for office chairs | |
| EN 1335-3 | Safety-related test methods for office chairs | |
| EN 1021-1 and EN 1021-2 | Upholstered furniture ignition resistance using cigarette and match sources |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 | Office chairs safety, durability and structural performance standard | |
|---|---|---|
| BIFMA X5.1 static load tests | Back, seat and base verification should use the standard's published load sequence |
Standards applicable to China-market projects
| GB/T 10357.2 | Test method for furniture mechanical properties on chair/stool backrests | |
|---|---|---|
| GB/T 10357.3 | Test method for chair and stool seat front-edge and leg strength | |
| GB/T 28004 | Rotary office chair quality and mechanical test framework |
This product must meet the following technical requirements: 1. GB/T 10357.2: Test method for furniture mechanical properties on chair/stool backrests; 2. GB/T 10357.3: Test method for chair and stool seat front-edge and leg strength; 3. GB/T 28004: Rotary office chair quality and mechanical test framework; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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