| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 750 x 880 x 1200 mm | |
|---|---|---|
| Seat width | 590 mm | |
| Seat depth | 540 mm | |
| Seat cushion thickness | 100 mm | |
| Backrest height | 780 mm | |
| Armrest height above seat | 220 mm | |
| Five-star base diameter | 700 mm | |
| Caster diameter | 60 mm | |
| Footrest extension length | 420 mm | |
| Minimum seat height from floor | 450 mm | |
| Maximum seat height from floor | 570 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
| Net weight | 35 kg | |
|---|---|---|
| Recommended static load capacity | 182 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Gas lift rated load | 125 kg | |
| Recline cycle durability | 100000 cycles | |
| Caster rolling durability | 100000 cycles | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Main seat and back upholstery | Khaki top-grain leather/PU tech leather | |
|---|---|---|
| Side panel upholstery | Dark charcoal woven textured fabric/PU | |
| Seat and back padding | Layered high-density cold-cure polyurethane foam | |
| Internal support frame | 2.0mm thick welded steel tube frame | |
| Five-star base | 1.5mm thick chrome-plated polished steel | |
| Armrest structure | Padded fixed armrests with chrome decorative trim strips | |
| Retractable footrest | Padded cushion on chrome-plated steel slide rails | |
| Casters | Soft polyurethane tread with black nylon hub and chrome accent ring | |
| Recline control | Polished chrome-finish steel lever with white plastic bezel | |
| Seam construction | Reinforced stitched seams with 8mm stitch pitch | |
| 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
| 360-degree swivel rotation | Full rotation enabled by central gas lift swivel joint | |
|---|---|---|
| Seat height adjustment | 120mm vertical travel via Class 4 gas lift | |
| Backrest recline | 155-degree maximum recline angle with infinite position lock | |
| Retractable footrest | 420mm forward extension on steel slide rails, stows under seat | |
| Tilt tension adjustment | Adjustable recline resistance to match user weight | |
| Smooth rolling mobility | Soft PU casters suitable for hard floors and low-pile carpet | |
| Fixed padded arm support | Wide contoured fixed armrests for forearm support during work | |
| Segmented back support | Vertically stitched segmented padding for lumbar and upper back support | |
| Reclined overall depth with footrest extended | 1300 mm | |
| 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 use | High-back reclining support for long-duration managerial desk work | |
|---|---|---|
| Managerial meeting rooms | Professional two-tone aesthetic suitable for formal boardroom spaces | |
| Home office executive setups | Recline and footrest support for mixed work and short rest periods | |
| Leadership workstations | Premium leather-style finish for C-suite and senior management offices | |
| Commercial office projects | Heavy-duty construction suitable for high-traffic corporate facilities | |
| Quiet rest nooks adjacent to work areas | Recline function supports short breaks without leaving the workspace | |
| 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 dimensional safety requirements for office work chairs | |
|---|---|---|
| EN 1335-2:2018 | Applies to structural strength and durability testing for office seating | |
| EN 1021-1:2014 | Applies to cigarette ignition resistance for upholstered furniture |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 Test 5 | Applies to static backrest load testing up to 136kg force |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to dimensional stability and size measurement for office seating | |
|---|---|---|
| GB/T 22800-2009 | Applies to mechanical performance and safety requirements for office chairs | |
| GB 28007-2011 | Applies to flame retardant performance for upholstered furniture | |
| GB/T 16799-2008 | Applies to performance requirements for artificial leather upholstery |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to dimensional stability and size measurement for office seating; 2. GB/T 22800-2009: Applies to mechanical performance and safety requirements for office chairs; 3. GB 28007-2011: Applies to flame retardant performance for upholstered furniture; 4. GB/T 16799-2008: Applies to performance requirements for artificial leather upholstery; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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