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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 680 x 720 x 1180 mm | |
|---|---|---|
| Seat width | 530 mm | |
| Seat depth | 500 mm | |
| Backrest height | 720 mm | |
| Backrest width | 510 mm | |
| Armrest height above seat | 220 mm | |
| 5-star base diameter | 700 mm | |
| Caster diameter | 50 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest padding thickness | 40 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Product net weight | 26 kg | |
|---|---|---|
| Swivel rotation range | 360 degrees | |
| Seat static load capacity | 136 kg | |
| Caster rolling durability | 40000 cycles | |
| Gas lift vertical stroke | 100 mm | |
| Seam stitch pitch | 8 mm | |
| Maximum recommended user weight | 150 kg | |
| Gas lift vertical adjustment stroke | 100 mm | |
| Upholstery seam stitch pitch | 8 mm | |
| Backward recline angle | 12 degrees |
Core acceptance fields · Panels / hardware / frame / upholstery
| Outer shell | 12mm thick bent laminated walnut veneer plywood | |
|---|---|---|
| Upholstery | 1.2mm thick corrected grain PU leather | |
| Seat cushion core | 45kg/m³ high-density polyurethane foam | |
| Backrest cushion core | 35kg/m³ high-resilience polyurethane foam | |
| Armrest padding | 20mm thick high-density foam wrapped in matching PU leather | |
| 5-star base | 2mm thick polished chrome-plated steel | |
| Height adjustment gas lift | Class 3 carbon steel gas lift, 50mm outer diameter | |
| Casters | Chrome-plated steel bracket with polyurethane rolling wheel | |
| Edge trim | Contrast light-colored leather piping along shell perimeter | |
| Structural outer shell | 12mm thick bent laminated walnut veneer plywood, finished with clear lacquer to show wood grain | |
| Contact surface upholstery | 1.2mm thick corrected grain PU leather, abrasion resistance rated to 50000 Martindale cycles | |
| 5-star swivel base | 2mm thick polished chrome-plated Q235 steel, polished mirror finish |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Central swivel joint allows full 360° rotation without positional stops, enabled by standard office chair swivel mechanism between gas lift and seat shell | |
|---|---|---|
| Pneumatic seat height adjustment | Class 3 gas lift adjusts seat height over 100mm travel via side-mounted adjustment lever visible at front edge of seat, locks at desired height for ergonomic desk alignment | |
| Fixed tilt tension adjustment | Central tilt mechanism allows 12-degree backward recline with tension control to match user weight, locks in upright position for focused desk work | |
| Smooth rolling mobility | Five dual-wheel PU casters provide low-resistance movement across hard floor surfaces, each caster rated for 40kg dynamic load to support full chair weight | |
| Integrated fixed armrest support | Curved fixed armrests integrated with the seat shell provide consistent forearm support at 220mm above seat surface, no height or width adjustment | |
| Ergonomic contoured support | Molded bentwood shell creates continuous lumbar and upper back support with integrated headrest section, no separate adjustable lumbar pad | |
| Stable anti-tip construction | 700mm diameter 5-star steel base provides 360° stability during recline and movement, meeting BIFMA anti-tip performance requirements | |
| Recline function with tension control | Central tilt mechanism allows 12-degree backward recline, adjustable tension knob modulates recline resistance to match user weight between 45kg and 150kg, locks in fully upright position for focused desk work | |
| Hard-floor rolling mobility | Five dual-wheel PU casters provide low-resistance movement across hard floor surfaces, each caster rated for 40kg dynamic load to support full chair and occupant weight, no marking on polished tile or wood surfaces | |
| Fixed integrated armrest support | Curved fixed armrests integrated with the bentwood seat shell provide consistent forearm support at 220mm above seat surface, no height, width or pivot adjustment to maintain sleek silhouette | |
| Ergonomic contoured spinal support | Molded bentwood shell creates continuous lumbar, thoracic and integrated headrest support with pre-formed contour matching natural spinal curvature, no separate adjustable lumbar pad | |
| Anti-tip stability construction | 700mm diameter 5-star steel base provides 360-degree stability during full recline and lateral movement, meets anti-tip requirements for 150kg users at maximum recline angle |
Verified carton / gross weight / assembly / loading data
| Number of shipping cartons | 1 carton | |
|---|---|---|
| Shipping carton dimensions | 880 x 720 x 580 mm | |
| Gross shipping weight | 31 kg | |
| Shipping volume per unit | 0.37 CBM | |
| Assembly time per unit | 20 minutes | |
| 20ft GP container loading quantity | 170 units | |
| 40ft HQ container loading quantity | 430 units | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm |
Recommended spaces / users / usage modes
| Executive private offices | Premium high-back design with walnut veneer and red leather upholstery provides a professional upscale appearance for senior management workspaces, matching traditional executive desk setups | |
|---|---|---|
| Corporate boardrooms | Formal aesthetic and ergonomic support makes this chair suitable for long meeting durations around conference tables, available in multiple upholstery colors to match boardroom decor | |
| High-end reception areas | Polished chrome base and tailored silhouette creates a sophisticated first impression for client-facing reception and waiting zones, supporting upright guest seating | |
| Home executive offices | Classic mid-century inspired design pairs with residential workspaces, providing durable commercial-grade construction for daily home office use | |
| Hard floor commercial environments | PU casters are designed for smooth rolling on tile, polished concrete and hardwood floors without scratching surface finishes, as demonstrated in the showroom display setting | |
| High-end client reception areas | Polished chrome base and tailored silhouette creates a sophisticated first impression for client-facing reception and waiting zones, supporting upright guest seating without appearing overly casual | |
| Luxury home executive offices | Classic mid-century inspired bentwood design pairs with residential workspaces, providing durable commercial-grade construction for 8+ hours daily home office use | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Applies to office work chair dimensional safety and ergonomic requirements, applicable for seat height, depth and backrest dimension verification | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair safety strength and durability requirements, applicable for structural performance of shell, base and mechanism | |
| EN 1335-3:2009 | Applies to office chair test methods to validate compliance with strength, stability and durability requirements |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chairs, defining test methods for static load, fatigue, stability and durability of all structural components | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | Applies to large occupant office chair requirements, relevant for verifying 150kg weight rating performance | |
| Maximum recommended user weight | 150 kg |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office furniture chair dimension measurement and tolerance verification for all stated seat, back and overall dimensions | |
|---|---|---|
| GB/T 24821-2009 | Applies to office chair mechanical performance testing including static load, fatigue and stability requirements for commercial seating | |
| GB 18584-2001 | Applies to interior decoration material limit of harmful substances for wooden furniture, relevant for the bent plywood shell formaldehyde emission limits |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office furniture chair dimension measurement and tolerance verification for all stated seat, back and overall dimensions; 2. GB/T 24821-2009: Applies to office chair mechanical performance testing including static load, fatigue and stability requirements for commercial seating; 3. GB 18584-2001: Applies to interior decoration material limit of harmful substances for wooden furniture, relevant for the bent plywood shell formaldehyde emission limits; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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