| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 650 x 605 x 1110 mm | |
|---|---|---|
| Total height adjustment range | 60 mm | |
| Minimum seat height from floor | 420 mm | |
| Seat depth | 465 mm | |
| Headrest extension above backrest | 170 mm | |
| Maximum seat width | 535 mm | |
| Lumbar support zone width | 410 mm | |
| Five-star caster base diameter | 650 mm | |
| Armrest height above seat | 230 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 | 20 kg | |
|---|---|---|
| Maximum static user load capacity | 159 kg | |
| Recommended user height range | 195 cm | |
| Gas lift height adjustment stroke | 100 mm | |
| Recline maximum angle | 145 ° | |
| Caster rolling durability cycles | 100000 | |
| Seat foam density | 50 kg/m³ | |
| Mesh upholstery abrasion resistance | 30000 cycles | |
| Recommended maximum user height | 195 cm | |
| Maximum recline angle | 145 ° |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | Breathable polyester mesh | |
|---|---|---|
| Seat cushion core | High-density molded foam | |
| Backrest and armrest support frame | Light grey glass-fiber reinforced nylon | |
| Five-star base | Powder-coated steel-reinforced nylon | |
| Gas lift cylinder | Class 4 carbon steel with chrome finish | |
| Casters | Dual-wheel hooded polyurethane, 50 mm diameter | |
| Armrest contact pads | Soft padded TPU surface | |
| Recline mechanism chassis | 3 mm thick stamped steel | |
| Retractable footrest | Padded mesh-topped steel slide rail | |
| Structural frame (backrest, arm supports) | Light grey glass-fiber reinforced nylon | |
| Five-star swivel base | Powder-coated steel-reinforced nylon | |
| Synchro-tilt recline chassis | 3 mm thick stamped steel with corrosion-resistant coating |
Adjustment / rotation / tilt / mobility / storage features
| Height adjustment | Pneumatic gas lift with 60 mm travel, single-lever control | |
|---|---|---|
| Recline function | Synchro-tilt with 3 lock positions up to 145°, tension adjustment | |
| Retractable footrest | Pull-out padded support extends 395 mm for napping | |
| Lumbar support | 6-zone segmented pad system with 60 mm height adjustment | |
| Headrest adjustment | 170 mm height adjustment with 60° angle tilt | |
| Armrest adjustment | 2D height adjustment with flip-up option to tuck under desks | |
| Swivel function | 360° full rotation around central gas lift column | |
| Mobility | Dual-wheel casters suitable for hard floors and low-pile carpet | |
| Backrest recline travel distance | 395 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
| Home office workstations | Suitable for 8+ hour daily work sessions with zoned lumbar support and recline rest | |
|---|---|---|
| Corporate open office workstations | Standard ergonomic seating for daily 8-hour desk use | |
| Manager private offices | Professional high-back design with napping function for break times | |
| Dedicated study rooms | Adjustable support for students and remote workers of varying heights | |
| Reclining napping use | Integrated footrest and 145° recline for midday rest without separate furniture | |
| Height-adjustable sit-stand desks | Compatible with gas lift height adjustment to match variable desk heights | |
| Corporate open office seating | Standard ergonomic seating for general staff daily desk-based work tasks | |
| Private manager offices | Professional high-back design with integrated footrest for short midday breaks |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Applies to office chair dimensional and safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair strength, durability and stability testing | |
| EN 1022:2018 | Applies to seating furniture stability determination methods |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chair performance and safety standards | |
|---|---|---|
| Five-star base static load rating | 1136 kg |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office furniture dimensional accuracy requirements | |
|---|---|---|
| GB 28007-2011 | Applies to office chair general safety technical requirements | |
| GB/T 35607-2017 | Applies to ergonomic office chair performance evaluation guidelines |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office furniture dimensional accuracy requirements; 2. GB 28007-2011: Applies to office chair general safety technical requirements; 3. GB/T 35607-2017: Applies to ergonomic office chair performance evaluation guidelines; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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