| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 686 x 686 x 1264 mm | |
|---|---|---|
| Seat width | 546 mm | |
| Seat depth | 508 mm | |
| Maximum seat height (floor to seat top) | 584 mm | |
| Minimum seat height (floor to seat top) | 451 mm | |
| Backrest height (seat top to back top) | 578 mm | |
| Five-star base diameter | 686 mm | |
| Dual-wheel caster diameter | 50 mm | |
| Armrest height (seat top to arm pad top) | 229 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest padding thickness | 60 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
| Net weight | 23 kg | |
|---|---|---|
| Recommended static load capacity | 190 kg | |
| Seat height adjustment stroke | 133 mm | |
| Maximum backrest tilt angle | 15 degrees | |
| Caster rolling durability | 100000 cycles | |
| Gas lift cycle durability | 100000 cycles | |
| Applicable user count | 1 person | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.0mm dark green faux leather (PU leather) | |
|---|---|---|
| Seat cushion core | 45kg/m³ high-density polyurethane foam | |
| Backrest cushion core | 40kg/m³ high-density polyurethane foam | |
| Armrest supports | Polished chrome-plated steel loop frame | |
| Armrest pads | Matching dark green faux leather padded tops | |
| Five-star base | Polished die-cast aluminum alloy | |
| Central gas lift column | Chrome-plated steel Class 3 pneumatic cylinder | |
| Tilt mechanism chassis | 2.5mm thick cold-rolled steel plate | |
| Casters | Black nylon dual-wheel swivel casters with PU tread | |
| Internal seat frame | 1.2mm thick plywood support board | |
| 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 swivel joint and caster base | |
|---|---|---|
| Pneumatic seat height adjustment | One-touch lever adjusts seat height over 133mm stroke | |
| Backrest tilt function | Spring-loaded tilt allows 15-degree recline from upright position | |
| Tilt tension adjustment | Knob under seat adjusts recline resistance to match user weight | |
| Upright tilt lock | Mechanism locks backrest in full upright working position | |
| Smooth multi-surface mobility | Dual-wheel casters roll on hard floors and low-pile carpet | |
| Fixed padded arm support | Loop arms provide stable forearm support at fixed desk height | |
| Lumbar support | Contoured backrest shape provides built-in mid-back lumbar support | |
| 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
| Open-plan office workstation use | Slim profile and swivel mobility suit daily individual desk work | |
|---|---|---|
| Home office study space | Contemporary dark green finish complements modern residential decor | |
| Conference room meeting seating | Fixed arms and professional appearance suit formal meeting areas | |
| Reception and guest waiting areas | Upholstered comfort and polished chrome finish create professional guest seating | |
| Private executive workspaces | Ergonomic support and premium faux leather finish suit manager offices | |
| Co-working space hot desks | Durable construction and easy-clean upholstery suit high-traffic shared seating | |
| 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 and general safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to strength, durability and stability performance requirements for office chairs | |
| EN 1335-3:2018 | Applies to test methods for verifying office chair safety and performance |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chair safety and performance test standards | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | Applies to load rating requirements for large-user office seating |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office furniture size and dimension measurement requirements for chairs | |
|---|---|---|
| GB/T 35607-2017 | Applies to green product evaluation standards for office furniture materials | |
| GB 28007-2011 | Applies to stability and strength safety requirements for office chairs |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office furniture size and dimension measurement requirements for chairs; 2. GB/T 35607-2017: Applies to green product evaluation standards for office furniture materials; 3. GB 28007-2011: Applies to stability and strength safety requirements for office chairs; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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