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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (WxDxH) | 680 x 700 x 1200mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Seat height adjustment range | 500mm | |
| Backrest total height | 720 mm | |
| Backrest width at widest point | 520 mm | |
| Armrest height above seat | 220 mm | |
| Armrest pad length | 260 mm | |
| 5-star base diameter | 680 mm | |
| Caster diameter | 50 mm | |
| Finished Seat Cushion Thickness | 90mm | |
| Backrest Padding Thickness | 70mm | |
| Lumbar Support Zone Height | 240mm | |
| Clear Width Between Armrests | 540mm |
Net weight / load capacity / users / durability
| Recommended user weight capacity | 120 kg | |
|---|---|---|
| Net weight range | 22kg | |
| Back tilt angle range | 120 degrees from vertical | |
| Seat foam density | 45 kg/m³ seat / 35 kg/m³ back | |
| Foam thickness (seat/back) | 80 mm seat / 60 mm back | |
| Recommended daily usage duration | 8 hours | |
| Seam stitch pitch | 3 stitches per 10mm | |
| Standard warranty period | 3 years for mechanism/frame, 1 year for upholstery/casters | |
| Seat Foam Density / Rebound Reference | 45kg/m³ / 65% | |
| Back Foam Density Reference | 38kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | 1.2mm thick PU faux leather, light grey finish, stitched segmented padding | |
|---|---|---|
| Internal seat/back frame | 12mm thick molded plywood with internal steel reinforcement bars | |
| Seat and back cushion padding | High resilience polyurethane foam, molded contoured shape | |
| Fixed armrests | Rigid PP inner frame, padded with 20mm foam and wrapped in matching grey PU upholstery | |
| Height adjustment gas lift | Chrome-plated steel Class 3 gas lift, 50mm outer column diameter, 80mm adjustment stroke | |
| Tilt mechanism | 2.5mm thick stamped steel synchro-tilt chassis, black powder coat finish | |
| 5-star base | 1.5mm thick chrome-plated polished steel, 5-prong curved design | |
| Casters | Black nylon dual-wheel casters, with PU tread suitable for hard floors and low-pile carpet | |
| Seat Internal Support Board Thickness | 14mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14mm bent plywood/composite reinforced frame | |
| Five-star Base Material Thickness | Metal base wall 3.5mm; diameter 700mm | |
| Caster Engineering Specification | 5 PU-tread swivel casters, 60mm diameter |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via right-side lever, 80mm total travel to match 760mm standard desk heights | |
|---|---|---|
| Back tilt function | Synchro tilt with adjustable tension, locks at upright and 2 intermediate recline positions | |
| 360-degree swivel rotation | Full free rotation around the central gas lift axis for easy workspace access | |
| Mobility function | Smooth rolling on 5 dual-wheel casters, suitable for both hard flooring and low-pile office carpet | |
| Lumbar support | Integrated fixed contoured lumbar padding in the mid-section of the high backrest, aligned with natural lower back curve | |
| Ergonomic seat design | Contoured waterfall front seat edge to reduce leg pressure during extended seated use | |
| Integrated side bolsters | Raised side padding on seat and backrest to maintain stable seated posture during recline | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120kg | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Number of shipping cartons | 1 | |
|---|---|---|
| Reference shipping carton dimensions | 850 x 680 x 420 mm | |
| Reference gross shipping weight | 27kg | |
| Reference shipping volume (CBM) | 0.24 CBM | |
| Assembly time range | 25minutes | |
| Reference 40HQ container load quantity | 290 units | |
| Packaging protection | 5-layer corrugated carton, EPS foam corner protection, plastic film wrapping for upholstered parts | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40minutes per set | |
| Reference Carton Dimensions | 850 × 420 × 720mm |
Recommended spaces / users / usage modes
| Executive private office | Suitable for manager and executive private offices, with professional formal appearance and ergonomic support for 8 hour daily use | |
|---|---|---|
| Open plan office workstation | Suitable for senior staff workstations, with neutral light grey color compatible with modern office decor and standard desk height compatibility | |
| Conference and meeting rooms | Suitable for boardroom and meeting room seating, with swivel and tilt function supporting long meeting durations | |
| Home office workspace | Suitable for residential home office use, with padded upholstery and quiet casters suitable for domestic hard floors | |
| Recommended desk compatibility | Designed for use with standard 760mm height office desks and executive worktables, with fixed armrests fitting under most standard desk overhangs | |
| Recommended Matching Desk Size | 2.4m executive desk | |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
European market access and chemical requirements
| EN 1335-1:2020 | Applies to office chair dimensional and safety requirements for office work seating, recommended for export compliance reference | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair mechanical safety requirements, including stability and strength testing for commercial use | |
| EN 1335-3:2009 | Applies to office chair test methods for verifying mechanical performance and durability |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chair performance and safety standards, including static load, cyclic durability and stability tests for commercial-grade seating |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to dimensional measurement and tolerance standards for office seating, recommended for incoming size verification | |
|---|---|---|
| GB/T 10357.3-2013 | Applies to mechanical strength and durability test methods for office chairs, recommended for structural performance acceptance | |
| GB 28007-2011 | Applies to formaldehyde and harmful substance limits for upholstered furniture materials, recommended for material safety verification |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to dimensional measurement and tolerance standards for office seating, recommended for incoming size verification; 2. GB/T 10357.3-2013: Applies to mechanical strength and durability test methods for office chairs, recommended for structural performance acceptance; 3. GB 28007-2011: Applies to formaldehyde and harmful substance limits for upholstered furniture materials, recommended for material safety verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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