| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 740 x 730 x 1270 mm | |
|---|---|---|
| Seat width | 625 mm | |
| Seat depth | 508 mm | |
| Adjustable seat height | 546 mm | |
| Backrest height | 820 mm | |
| Armrest height above seat | 220 mm | |
| Five-star base diameter | 686 mm | |
| Caster diameter | 60 mm | |
| Extended footrest length | 400 mm | |
| Seat cushion thickness | 120 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 user weight capacity | 150 kg | |
|---|---|---|
| Static load rating for five-star base | 200 kg | |
| Recline angle range maximum | 160 degrees | |
| Seat height adjustment stroke | 102 mm | |
| Net weight reference | 25 kg | |
| Caster rolling durability cycles | 40000 cycles | |
| Upholstery abrasion resistance | 50000 double rubs | |
| 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 | Light gray 1.2mm thick PU faux leather with smooth matte finish | |
|---|---|---|
| Cushion core | 45kg/m³ high-density polyurethane foam with pocket spring support | |
| Armrest pads | Dual-layer padded PU with chrome-plated steel end caps | |
| Five-star base | 1.5mm thick chrome-plated carbon steel with polished finish | |
| Internal support frame | 1.2mm thick reinforced steel tube back support plate | |
| Gas lift cylinder | Class 3 carbon steel pneumatic lift with 50mm outer diameter | |
| Caster wheels | 60mm diameter dual-wheel PU casters with chrome hubs | |
| Recline control lever | Chrome-plated steel side-mounted adjustment lever | |
| Footrest structure | Steel frame with padded PU top matching seat upholstery | |
| Stitching details | Vertical channel side stitching with 8mm seam 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 and five-star caster base | |
|---|---|---|
| Pneumatic seat height adjustment | 102mm vertical travel controlled by underside lever, locks at any height | |
| Multi-position recline lock | Locks from 90-degree upright to 160-degree recline via side chrome lever | |
| Tilt tension adjustment | Adjustable resistance knob matches recline force to user body weight | |
| Retractable integrated footrest | Pull-out padded extension slides from seat front for leg support in recline | |
| Smooth rolling mobility | Dual-wheel PU casters roll on hard floors and low-pile carpet without scratching | |
| Contoured lumbar support | Segmented padded back provides fixed lumbar support aligned to lower back | |
| Integrated headrest support | Tall upper back cushion supports neck and head in upright and reclined positions | |
| 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
| Carton dimensions | 850 x 750 x 500 mm | |
|---|---|---|
| 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 desks requiring professional aesthetic and recline comfort | |
|---|---|---|
| Home office workspace | Ideal for long work sessions with footrest support for break periods | |
| Conference meeting room | Appropriate for senior meeting spaces where guest comfort is prioritized | |
| Commercial reception area | Fits premium reception spaces requiring professional, comfortable guest seating | |
| Supervisor workstations | Suitable for front-line supervisor roles requiring all-day support and mobility | |
| 24-hour call center positions | Not recommended, as padding and mechanism rated for standard 8-hour daily use | |
| 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 safety requirements for work surfaces | |
|---|---|---|
| EN 1335-2:2018 | Applies to strength, durability and stability requirements for office task chairs | |
| EN 1335-3:2009 | 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 strength, durability and stability testing | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | Applies to large occupant office chair performance for users up to 159kg |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office chair dimensional stability and size measurement requirements | |
|---|---|---|
| GB/T 3324-2017 | Applies to general technical requirements for metal furniture structural strength | |
| GB 18584-2001 | Applies to limit of harmful substances in wood and upholstered furniture |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office chair dimensional stability and size measurement requirements; 2. GB/T 3324-2017: Applies to general technical requirements for metal furniture structural strength; 3. GB 18584-2001: Applies to limit of harmful substances in wood and upholstered furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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