| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 665 x 625 x 1190 mm | |
|---|---|---|
| Seat width | 525 mm | |
| Seat depth | 480 mm | |
| Adjustable seat height range | 515 mm | |
| Backrest width | 510 mm | |
| Backrest height | 680 mm | |
| Five-star base diameter | 600 mm | |
| Caster wheel diameter | 60 mm | |
| Armrest height adjustment range | 70 mm | |
| Seat foam thickness | 70 mm | |
| Minimum knee clearance under seat | 200 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 | 125 kg | |
|---|---|---|
| Net product weight | 17 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Base static load rating | 1136 kg | |
| Gas lift lift cycle rating | 100000 cycles | |
| Caster individual dynamic load rating | 50 kg | |
| Seat rotation range | 360° | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest upholstery | Breathable black polyester mesh | |
|---|---|---|
| Backrest frame | Nylon-glass fiber composite | |
| Seat support pan | 14 mm thick engineered plywood | |
| Seat padding | Molded high-density polyurethane foam | |
| Seat cover | Black woven breathable polyester fabric | |
| Armrest structure | PP structural frame with soft PU arm pads | |
| Five-star base | Black reinforced PA nylon | |
| Caster wheels | PU tread with nylon hub, dual-wheel design | |
| Gas lift cylinder | Black coated steel, Class 3 rating | |
| Mechanism components | 2.5 mm thick steel plate, black powder coat | |
| Seam stitch pitch | 3 mm | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic lift via right-side lever, 60 mm vertical stroke | |
|---|---|---|
| Backrest recline | Knee-tilt mechanism with tension adjustment via under-seat knob | |
| Recline lock position count | 5 lockable tilt positions | |
| Maximum recline angle | 125° | |
| Lumbar support adjustment | Height-adjustable contoured lumbar pad | |
| Armrest adjustment | Vertical height adjustment for arm pad position | |
| Mobility function | Smooth rolling on all floor types via dual-wheel casters | |
| Upholstery abrasion resistance | 50000 double rubs | |
| 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
| Corporate open office workstations | Fits standard 750 mm height desks for daily employee task work | |
|---|---|---|
| Home office workspaces | Compact footprint suited for small home study or dedicated work areas | |
| Conference room seating | Swivel and mobility functions support collaborative meeting use | |
| Hot-desking shared workspaces | Durable construction and adjustable features suit rotating users | |
| Small business reception/visitor seating | Professional black appearance provides formal seating for guest areas | |
| Recommended desk compatibility | Pair with 760 mm height fixed or height-adjustable desks | |
| 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 work chairs - Part 1: Dimensions - safety and performance | |
|---|---|---|
| EN 1335-2:2018 | Office work chairs - Part 2: Safety requirements |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General purpose office chairs - safety and durability |
|---|
Standards applicable to China-market projects
This product must meet the following technical requirements: 1. Technical standards and test reports must be supplied during tender or purchase confirmation; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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