| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 600 x 1080 mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Seat height range | 540 mm | |
| Backrest width | 490 mm | |
| Backrest height | 560 mm | |
| Armrest height from seat | 210 mm | |
| Armrest pad width | 60 mm | |
| Chrome 5-star base diameter | 680 mm | |
| Caster diameter | 60 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 static load capacity | 120 kg | |
|---|---|---|
| Net weight reference | 14 kg | |
| Gas lift cycle durability reference | 100000 cycles | |
| Caster rolling durability reference | 100000 cycles | |
| Backrest tilt angle range | 15 degrees | |
| Net product weight | 14 kg | |
| Backrest tilt cycle durability reference | 100000 cycles | |
| Seat foam indentation load deflection reference | 45 kg | |
| Recommended maximum occupant weight | 120 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest support mesh | Blue woven elastic mesh with integrated lumbar contour | |
|---|---|---|
| Backrest outer frame | Reinforced plastic frame in matching blue | |
| Seat cushion upholstery | Blue woven fabric upholstery with stitched edges | |
| Seat cushion foam | High-density polyurethane foam core | |
| Armrest structure | White/light gray PP plastic fixed frame with flat top surface | |
| 5-star base | Chrome-plated steel tubular frame with five radial legs | |
| Gas lift cylinder | Chrome-plated steel pneumatic cylinder | |
| Casters | Black nylon twin-wheel casters with silver decorative ring | |
| Tilt mechanism housing | Black steel/PP chassis under seat | |
| Seat cushion foam core | High-density polyurethane foam with molded contour | |
| Seat base shell | Hard PP plastic shell supporting foam and upholstery | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Pneumatic seat height adjustment | Operated via right-side lever, 90 mm total travel using a telescopic gas cylinder | |
|---|---|---|
| Backrest tilt with lock | Single-lever controlled tilt mechanism with up to 15 degrees of rearward recline and lockable position | |
| 360-degree swivel rotation | Full continuous rotation around central gas lift axis enabled by top and bottom bearing rings | |
| Fixed height armrests | Rigidly mounted armrests at 210 mm above seat surface with no height, width, or pivot adjustment | |
| Integrated lumbar support | Contoured mesh back with a raised lower-back section for passive lumbar positioning | |
| Smooth rolling mobility | Five swivel casters designed for hard floors and low-pile carpet, each with 360-degree steering | |
| Backrest tilt with position lock | Controlled by the same side lever, providing up to 15 degrees of rearward recline with a lockable tilt position | |
| Integrated passive lumbar support | Contoured mesh back with a raised lower-back section that provides constant passive lumbar positioning during use | |
| Smooth rolling floor mobility | Five 360-degree swivel twin-wheel casters designed for use on hard floors and low-pile carpet | |
| Tilt tension adjustment | Operated via a rotary knob under the seat, adjusting backrest recline resistance to match user body weight | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg |
Verified carton / gross weight / assembly / loading data
| Packing configuration | 1 chair per carton, flat-packed disassembly | |
|---|---|---|
| Carton dimensions | 700 x 650 x 320 mm | |
| Gross weight per carton | 16 kg | |
| CBM per carton | 0.146 m³ | |
| Assembly time per unit | 30 minutes | |
| 20ft container load quantity | 180 units | |
| 20ft general container load quantity | 180 units | |
| Warranty period reference | 2 years | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Open-plan office workstations | Suitable for daily 8-hour desk work at standard 760 mm height desks, with breathable mesh back for all-day comfort | |
|---|---|---|
| Staff meeting rooms | Appropriate for conference and training room seating with swivel mobility and fixed armrests for compact row spacing | |
| Home office setups | Compatible with residential desks and small work areas, requiring only basic assembly tools and minimal floor space | |
| Temporary workstations and hot-desking | Suitable for shared desk environments due to easy height adjustment and wipe-clean mesh/fabric surfaces | |
| Administrative and clerical workstations | Ideal for data entry, document processing, and computer-focused tasks with passive lumbar support | |
| Startup team office areas | Cost-effective seating option for growing teams with standard office furniture configuration requirements | |
| 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 Office furniture - Office work chair - Part 1: Dimensions - Determination of dimensions | Applicable for seat height, back height, and armrest dimensional verification | |
|---|---|---|
| EN 1335-2:2018 Office furniture - Office work chair - Part 2: Safety requirements | Recommended for structural safety and stability acceptance checks | |
| EN 1335-3:2009 Office furniture - Office work chair - Part 3: Test methods | Recommended for defining strength and durability test protocols |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 General-Purpose Office Chairs - Tests | Recommended for procurement acceptance covering static load, impact, durability, and stability | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 Office Chairs - Caster/Base Testing | Applicable for evaluating 5-star base and caster durability under cyclic loading |
Standards applicable to China-market projects
| GB/T 3326-2016 Furniture - Tables, chairs and stools - Classification and terms | Applicable for product classification and nomenclature of office seating | |
|---|---|---|
| GB/T 10357.3-2013 Furniture - Mechanical and physical properties of furniture - Part 3: Determination of strength and durability of chairs and stools | Recommended for structural strength and durability acceptance testing of the chair frame and mechanism |
This product must meet the following technical requirements: 1. GB/T 3326-2016 Furniture - Tables, chairs and stools - Classification and terms: Applicable for product classification and nomenclature of office seating; 2. GB/T 10357.3-2013 Furniture - Mechanical and physical properties of furniture - Part 3: Determination of strength and durability of chairs and stools: Recommended for structural strength and durability acceptance testing of the chair frame and mechanism; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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