| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 600 x 1050 mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Seat height range (floor to seat top) | 540 mm | |
| Backrest width | 480 mm | |
| Backrest height (seat top to back top) | 520 mm | |
| Armrest height (seat top to arm top) | 220 mm | |
| Armrest width (per arm pad) | 60 mm | |
| 5-star base diameter | 600 mm | |
| Caster diameter | 50 mm | |
| Seat cushion thickness (front edge) | 80 mm | |
| Backrest thickness (frame edge) | 30 mm | |
| Armrest length (per arm pad) | 250 mm | |
| Gas lift outer tube diameter | 50 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm |
Net weight / load capacity / users / durability
| Recommended static weight capacity | 120 kg | |
|---|---|---|
| Net weight reference | 14 kg | |
| Seat foam density reference | 45 kg/m³ | |
| Backrest mesh tensile strength reference | 1500 N | |
| Gas lift cycle life reference | 100000 cycles | |
| Caster rolling durability reference | 100000 cycles | |
| Seat foam compression set resistance | 10% | |
| Tilt mechanism static load reference | 1500 N | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest support surface | Breathable woven mesh with elastic yarn construction | |
|---|---|---|
| Seat cushion upholstery | Woven polyester fabric in medium gray | |
| Seat cushion core | Molded polyurethane foam | |
| Internal seat frame | Plywood and steel reinforcement frame | |
| Armrest assembly | White plastic top pad with light gray structural support bracket | |
| Gas lift column | Chrome-plated steel pneumatic cylinder | |
| 5-star base | Chrome-plated steel five-leg structure | |
| Casters | Black nylon dual-wheel casters with chrome mounting stems | |
| Tilt mechanism chassis | 2.5 mm thick stamped steel tilt plate with black powder-coated housing, mounted under seat | |
| Backrest outer frame | Gray injection-molded high-strength plastic frame with reinforced corner brackets | |
| Internal seat support frame | 12 mm thick plywood substrate reinforced with 1.5 mm thick steel load-bearing brackets | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic gas lift operated by right-side lever, with 100 mm maximum travel | |
|---|---|---|
| Swivel function | 360-degree full rotation around central gas lift column | |
| Backrest tilt function | Synchro or knee-tilt mechanism with multiple lockable positions, maximum recline angle 18 degrees | |
| Armrest support | Fixed-height dual-arm rest configuration with flat top pads, non-adjustable for height or width | |
| Mobility function | Five dual-wheel casters for rolling movement on office floors and low-pile carpet | |
| Breathable back support | Taut mesh back panel provides passive airflow and flexible lumbar conformity | |
| Weight distribution | Five-point base geometry distributes user load evenly across casters for stable seating | |
| Tilt tension adjustment | Rotary knob under front of seat adjusts backrest recline resistance to suit user weight, with 12 full rotation range of adjustment | |
| Weight distribution stability | Five-point base geometry distributes user load evenly across 5 casters, with 20 degree minimum tipping resistance angle under rated static load | |
| Recline Angle / Lock Reference | 125° with 3 suggested 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
| Packing configuration | 1 piece per carton, flat-packed knockdown | |
|---|---|---|
| Carton dimensions | 660 x 620 x 320 mm | |
| Gross weight per carton | 16 kg | |
| Volume per carton | 0.131 m³ | |
| Assembly time (single person) | 30 minutes | |
| 20 ft container loading quantity | 260 units | |
| 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 |
Recommended spaces / users / usage modes
| Open-plan office workstations | Suitable for daily 8-hour desk work in shared open offices, compatible with standard 760 mm height desks | |
|---|---|---|
| Staff and administrative workstations | Ideal for general administrative, clerical and entry-level staff seating as a standardized fleet chair | |
| Meeting and training rooms | Appropriate for conference tables and training desks where 360-degree swivel and mobility are useful | |
| Home office use | Suitable for home workspaces requiring compact footprint and adjustable seat height for different desk heights | |
| Flexible coworking spaces | Works well in hot-desking environments where users of different heights share seats | |
| Small and medium enterprise office fit-outs | Suitable for bulk procurement for new office setup projects requiring cost-effective standardized 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 | Applicable for office chair dimension, strength and durability general requirements | |
|---|---|---|
| EN 1022:2018 | Applicable for office chair stability testing under static load conditions |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applicable standards and test results require confirmation | |
|---|---|---|
| ANSI/BIFMA X5.5-2021 | Applicable for caster and base durability evaluation for office seating |
Standards applicable to China-market projects
| GB/T 14724-2009 | Applicable standards and test results require confirmation | |
|---|---|---|
| GB/T 3326-2016 | Applicable for seat height, backrest height and overall dimension measurement of furniture | |
| GB 28007-2011 | Applicable for formaldehyde emission limit of wood-based internal frame parts if plywood is used |
This product must meet the following technical requirements: 1. GB/T 14724-2009: Applicable standards and test results require confirmation; 2. GB/T 3326-2016: Applicable for seat height, backrest height and overall dimension measurement of furniture; 3. GB 28007-2011: Applicable for formaldehyde emission limit of wood-based internal frame parts if plywood is used; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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