| 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 | 21 kg | |
|---|---|---|
| Recommended user weight capacity | 150 kg | |
| Back tilt angle | 18 degrees | |
| Seat height travel | 80 mm | |
| Gas-lift durability target | 100000 height-adjustment cycles | |
| Tilt-mechanism durability target | 300000 rocking cycles | |
| Caster rolling durability target | 100000 cycles | |
| Base static-load target | 1136 kg | |
| Seat impact durability target | 100000 impacts | |
| Available upholstery color count | 1 visible color |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Outer seat and back upholstery | Gray smooth leather-look surface with tailored edge stitching | |
|---|---|---|
| Inner upholstery substrate | 12 mm molded hardwood-composite seat board with contoured back shell | |
| Seat foam | 90 mm high-resilience polyurethane foam, 45 kg/m3 density, 40 percent resilience | |
| Back foam | 70 mm molded polyurethane foam, 35 kg/m3 density, 35 percent resilience | |
| Upholstery abrasion target | 50000 Martindale cycles for gray face material | |
| Stitching specification | Polyester bonded thread with 8 stitches per 25 mm seam pitch | |
| Arm support frames | Polished die-cast aluminum side structures with padded gray arm caps | |
| Arm padding | 30 mm polyurethane foam under gray upholstered arm caps | |
| Five-star base | Polished die-cast aluminum five-prong base, 3.0 mm average wall section | |
| Central gas lift | 50 mm chrome-plated steel telescopic gas cylinder | |
| Tilt mechanism | Black powder-coated steel synchro-tilt mechanism, 3.0 mm plate thickness | |
| Casters | Black nylon twin-wheel casters with steel axles and 60 mm wheel diameter |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| 360-degree swivel | The seat and back rotate 360 degrees around the central gas-lift bearing for desk access | |
|---|---|---|
| Pneumatic seat-height lift | One lever controls the 80 mm gas-lift travel between 440 mm and 520 mm seat height | |
| Back tilt operation | The mechanism provides an 18-degree synchronized recline between seat and back | |
| Tilt tension adjustment | A rotary tension knob changes recline resistance for users up to 150 kg | |
| Tilt lock | A side lever locks the chair in the upright position or releases it for controlled recline | |
| Fixed arm support | Padded armrests remain fixed at 220 mm above the seat and provide forearm support during typing | |
| Mobile floor movement | Five twin-wheel casters enable rolling on hard floors and low-pile carpet | |
| High-back posture support | The 700 mm contoured back supports the lumbar and lower shoulder region during long meetings | |
| Single-person occupancy | The 520 mm seat width and central pedestal are designed for one seated user | |
| 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.
| Packaging carton count | 1 carton with chair body and base packed in protective compartments | |
|---|---|---|
| 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 | Suitable for private managers' offices because the high back and fixed arms support long meetings and computer work | |
|---|---|---|
| Conference room | Suitable at boardroom tables where swivel access and polished aluminum styling are required | |
| Private workstation | Suitable for 8-hour desk use when paired with a 760 mm high office desk | |
| Meeting and consultation area | Suitable for advisors and consultants who turn between visitors, desk, and screen | |
| Hotel business center | Suitable for business suites needing a formal gray chair that complements neutral interiors | |
| Reception back-office | Suitable for reception staff requiring lumbar support, mobility, and a compact 680 mm footprint | |
| Recommended floor surface | Use on hard floors or low-pile carpet with the supplied 60 mm twin-wheel casters | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 1335-1 applicability | Use office-furniture seating dimensional criteria to validate seat, back, and adjustment clearances | |
|---|---|---|
| EN 1335-2 applicability | Use safety requirements for structural stability, mechanism security, and caster performance | |
| EN 1335-3 applicability | Use strength and durability test methods for seat, back, arm, gas lift, and base validation | |
| EN 1022 applicability | Use seating stability testing for forward, rearward, and lateral overturn risk |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 chair back strength applicability | Use back-rest force and cyclic loading tests for the tall upholstered back |
|---|
Standards applicable to China-market projects
| GB/T 10357.2 applicability | Apply formaldehyde and material-property checks where wood-based panels are used in the seat substrate | |
|---|---|---|
| GB/T 10357.3 applicability | Use strength and durability tests for seat and back loading on the office-chair structure | |
| GB/T 27925 applicability | Use office-chair dimensions, safety, stability, and durability requirements for procurement inspection |
This product must meet the following technical requirements: 1. GB/T 10357.2 applicability: Apply formaldehyde and material-property checks where wood-based panels are used in the seat substrate; 2. GB/T 10357.3 applicability: Use strength and durability tests for seat and back loading on the office-chair structure; 3. GB/T 27925 applicability: Use office-chair dimensions, safety, stability, and durability requirements for procurement inspection; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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