| 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 footprint | 700 x 700 x 1340 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 | 150 kg | |
|---|---|---|
| Chair net weight | 23 kg | |
| Backrest recline range | 90 to 165 degrees | |
| Seat tilt angle | 3 to 12 degrees | |
| Gas-lift height travel | 80 mm | |
| Gas-lift class | Class 4 | |
| Static base load target | 1000 kg | |
| Caster rolling durability target | 100000 cycles | |
| Seat foam density | 45 kg/m3 | |
| Back foam density | 35 kg/m3 |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Outer upholstery | Black and white polyurethane faux leather with visible stitched panel seams | |
|---|---|---|
| Upholstery thickness | 1.0 mm | |
| Abrasion acceptance target | 50000 Martindale cycles | |
| Seat cushion foam | 100 mm molded polyurethane foam, density target 45 kg/m3 | |
| Backrest padding | 60 mm polyurethane foam over contoured shell, density target 35 kg/m3 | |
| Headrest pillow | Soft black padded cushion attached by an elastic retaining strap | |
| Internal frame | 20 mm steel-tube reinforced back and seat frame | |
| Back shell | Molded polymer side housings over steel internal support | |
| Armrest construction | Injection-molded nylon support with padded polyurethane top and silver emblem | |
| Five-star base | 700 mm black nylon five-star base with central steel cup | |
| Gas lift | Chrome-plated steel cylinder with black plastic telescopic shroud | |
| Casters | 60 mm twin-wheel polyurethane-and-nylon casters with black forks |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Height adjustment | Pneumatic lever raises or lowers the seat through an 80 mm Class 4 gas-lift stroke | |
|---|---|---|
| Backrest recline | Side lever unlocks continuous recline from upright 90 degrees to 165 degrees | |
| Tilt tension | Rotary tension knob under the seat adjusts rocking resistance for user weight | |
| Tilt lock | Conventional seat mechanism locks the backrest in selected upright or reclined positions | |
| 4D armrest adjustment | Each arm support provides height, width, fore-aft slide, and pad rotation adjustment | |
| Swivel function | 360-degree seat swivel on the central gas-lift and bearing mechanism | |
| Mobility | Five twin-wheel casters allow rolling on hard floors and low-pile carpet | |
| Head and neck support | Removable strapped head pillow aligns with the cervical region | |
| Lateral torso support | Raised shoulder and lumbar side wings hold the user during reclined or leaning positions | |
| Rocking mode | Backrest and seat move together through a 12-degree synchronized rocking arc | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg |
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.
| PC gaming setup | Suits extended desktop gaming with high-back shoulder support, recline, and caster mobility | |
|---|---|---|
| Home office | Provides swivel seating and height adjustment for a 720 to 760 mm desk | |
| Esports arena | Black-and-white styling and quick-roll base fit shared player stations and event rooms | |
| Streaming room | High-back silhouette and removable head pillow support on-camera use during long sessions | |
| Shared workstations | 360-degree swivel and twin-wheel casters suit hot-desks with hard floors or low-pile carpet | |
| Student workstation | Adjustable seat height supports teenage and adult users at study desks | |
| 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 reference | EN 1335 | |
|---|---|---|
| Office chair dimensions reference | EN 1335 | |
| Office chair durability reference | EN 1335 | |
| Upholstery fabric wear reference | EN 14465 | |
| Castor safety reference | EN 12529 |
US and Canada office-furniture standards
| Office chair safety reference | ANSI/BIFMA X5.1 Clause 5 | |
|---|---|---|
| Backrest strength reference | ANSI/BIFMA X5.1 Clause 12 | |
| Base load reference | ANSI/BIFMA X5.1 Clause 13 | |
| Armrest vertical load reference | ANSI/BIFMA X5.1 Clause 18 | |
| Chair durability reference | ANSI/BIFMA X5.1 Clause 17 |
Standards applicable to China-market projects
| Furniture strength and durability reference | GB/T 10357.3 | |
|---|---|---|
| Furniture leatherette reference | GB/T 8948 | |
| Furniture safety edge reference | GB 28007 | |
| Upholstered furniture chemical reference | GB 18587 |
This product must meet the following technical requirements: 1. Furniture strength and durability reference: GB/T 10357.3; 2. Furniture leatherette reference: GB/T 8948; 3. Furniture safety edge reference: GB 28007; 4. Upholstered furniture chemical reference: GB 18587; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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