| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 760 x 770 x 1270 mm (W x D x H) | |
|---|---|---|
| Seat width | 570 mm | |
| Seat depth | 520 mm | |
| Seat height adjustment range | 570 mm (floor to seat top) | |
| Backrest height | 730 mm | |
| Five-star base radius | 350 mm | |
| Caster wheel diameter | 50 mm | |
| Seat cushion thickness | 160 mm | |
| Retractable footrest extension length | 420 mm | |
| Armrest height above seat | 230 mm | |
| Headrest height | 220 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
| Recommended maximum user weight | 181 kg | |
|---|---|---|
| Gas lift rated static load | 150 kg | |
| Chair net weight | 22 kg | |
| Seat foam density | 50 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Foam rebound rate | 60% | |
| Caster rolling durability | 100000 cycles | |
| Recline mechanism cycle life | 50000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery | 1.2mm thick light gray PU leather with abrasion resistance 50000 cycles | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam, dual-layer construction | |
| Backrest padding | High-density polyurethane foam with segmented contoured shaping | |
| Internal frame | 1.5mm thick welded steel tube frame with powder-coated finish | |
| Internal support board | 12mm thick multi-layer wooden board under seat cushion | |
| Five-star base | 2.0mm thick chrome-plated steel five-star caster base | |
| Armrests | Padded PU top on 3mm thick die-cast aluminum support brackets | |
| Casters | 50mm diameter PU soft tread casters with nylon hubs | |
| Recline adjustment hardware | Zinc-plated steel recline lever and locking mechanism | |
| Side trim panels | Textured gray mesh-accented PU trim on seat sides | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| Swivel function | 360-degree full rotation around central gas lift axis | |
|---|---|---|
| Pneumatic height adjustment | 120mm vertical travel via Class 4 gas lift, lock at any height | |
| Recline function | 140-degree maximum backrest recline with stepless position locking | |
| Tilt tension control | Adjustable recline tension via side dial to match user weight | |
| Retractable footrest | Slide-out extendable footrest under seat, stores flush when not in use | |
| Head support | Integrated padded fixed headrest for neck support during upright or reclined use | |
| Mobility | Dual-wheel casters roll freely on hard floors and low-pile carpet | |
| Arm support | Fixed curved padded armrests positioned for forearm support during typing | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| 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
| Executive private office | Suitable for manager/executive workspaces requiring ergonomic support for 8+ hour workdays | |
|---|---|---|
| Home office study | Ideal for premium home workspaces combining professional function and napping capability | |
| Conference room leadership seating | Appropriate for head-of-table positions in formal conference rooms | |
| Executive reception areas | Suitable for VIP visitor seating in high-end reception zones | |
| Commercial procurement projects | Configurable for bulk office furniture tenders with standard BIFMA-aligned performance targets | |
| 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 1335-1:2020 | Applies to office chair dimensional safety and ergonomic requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair structural strength and durability test methods |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chair strength, durability and stability |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office furniture dimensional tolerances for chair fit and measurement | |
|---|---|---|
| GB/T 35607-2017 | Applies to green product evaluation for office furniture VOC limits |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office furniture dimensional tolerances for chair fit and measurement; 2. GB/T 35607-2017: Applies to green product evaluation for office furniture VOC limits; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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