| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 710 x 710 x 1270 mm | |
|---|---|---|
| Seat width | 590 mm | |
| Seat depth | 530 mm | |
| Adjustable seat height | 560 mm | |
| Backrest total height | 780 mm | |
| Extended footrest length | 420 mm | |
| Five-star base leg diameter | 700 mm | |
| Caster diameter | 50 mm | |
| Integrated armrest height from seat | 220 mm | |
| Backrest lumbar support width | 480 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 | 22 kg | |
|---|---|---|
| Maximum user weight capacity | 181 kg | |
| Seat cushion thickness | 140 mm | |
| Backrest foam thickness | 100 mm | |
| Gas lift service cycle rating | 100000 cycles | |
| Caster rolling durability | 40000 cycles | |
| Recommended daily use duration | 8 hours | |
| Available color options | 6 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.0mm thick light gray PU faux leather | |
|---|---|---|
| Seat core padding | 45kg/m³ high-density polyurethane foam with pocket spring layer | |
| Backrest padding | 40kg/m³ high-resilience polyurethane foam | |
| Internal support frame | 1.5mm thick welded steel tube frame | |
| Five-star base | 1.2mm thick chrome-plated polished steel | |
| Armrest structure | Padded integrated armrests wrapped in matching PU over plywood core | |
| Casters | Dual-wheel polyurethane hooded casters with steel stem | |
| Gas lift cylinder | Chrome-plated steel Class 3 pneumatic cylinder | |
| Footrest mechanism | Steel slide rail with padded PU-covered footrest panel | |
| Recline mechanism | 2.5mm thick steel plate tilt chassis with tension adjustment | |
| 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 and five-star base | |
|---|---|---|
| Pneumatic seat height adjustment | 120mm vertical travel via right-side under-seat lever | |
| Backrest recline function | 135 degree maximum recline angle with infinite position lock | |
| Retractable pull-out footrest | 420mm forward extension for reclined leg support | |
| Tilt tension adjustment | User-adjustable knob to match body weight for recline resistance | |
| Smooth rolling mobility | 360-degree swivel casters suitable for hard floors and low-pile carpet | |
| Integrated arm support | Fixed padded armrests positioned at natural resting height for desk work | |
| Upright position lock | Mechanical lock to hold backrest at 90-degree upright working position | |
| 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 office space | Suitable for manager or private office desks for daily executive work and meetings | |
|---|---|---|
| Home office workspace | Ideal for premium home office setups requiring recline comfort for long work sessions | |
| Conference room use | Appropriate for executive boardrooms or director meeting spaces requiring premium seating | |
| Reclined break use | Enables short rest breaks during workdays with extended footrest and reclined back position | |
| Hard floor surfaces | Compatible with marble, tile, and wood flooring via PU soft casters that prevent scuffs | |
| Long duration workstation | Suitable for 8-hour daily work use with thick cushioning and ergonomic lumbar support | |
| 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 performance requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to structural safety and strength requirements for office work chairs | |
| EN 1335-3:2009 | Applies to stability and mechanical durability test methods for office chairs | |
| EN 1022:2018 | Applies to stability determination for all seating furniture including office chairs |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 Clause 5 | Applies to backrest recline mechanism cycle testing for 120,000 cycles minimum |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office chair dimensional measurement and tolerance requirements for furniture design | |
|---|---|---|
| GB/T 10357.2-2013 | Applies to mechanical stability testing of tilting office chairs for safety compliance | |
| GB/T 10357.3-2013 | Applies to seat and back static load testing for office chair structural durability | |
| GB 28007-2011 | Applies to strength and durability requirements for office chairs used in commercial spaces |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office chair dimensional measurement and tolerance requirements for furniture design; 2. GB/T 10357.2-2013: Applies to mechanical stability testing of tilting office chairs for safety compliance; 3. GB/T 10357.3-2013: Applies to seat and back static load testing for office chair structural durability; 4. GB 28007-2011: Applies to strength and durability requirements for office chairs used in commercial spaces; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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