| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 660 x 660 x 1230 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 | 136 kg | |
|---|---|---|
| Net weight (reference) | 18 kg | |
| Backrest static load rating | 68 kg | |
| Caster rolling durability cycles | 100000 | |
| Gas lift cycle rating | 120000 | |
| Seat foam density | 45 kg/m³ | |
| Mesh fabric abrasion resistance | 50000 Martindale cycles | |
| Standard warranty period | 3 years | |
| 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 frame | Injection-molded black nylon | |
|---|---|---|
| Backrest tension surface | Breathable woven elastic mesh | |
| Seat support inner frame | 12mm thick molded plywood | |
| Seat cushion padding | High-resilience polyurethane foam | |
| Seat upholstery | Wear-resistant black woven fabric | |
| Headrest padding | Molded polyurethane foam with fabric wrap | |
| Armrest structure | Fixed-height black nylon with PU padded top | |
| Five-star base | Reinforced injection-molded black nylon | |
| Gas lift cylinder | Class 3 carbon steel with black powder coat | |
| Height adjustment mechanism | 2.5mm thick steel tilt chassis | |
| Casters | 50mm diameter black PU swivel casters | |
| Lumbar support slats | Reinforced nylon adjustable inserts |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | 100mm vertical travel via pneumatic gas lift, actuated by side lever | |
|---|---|---|
| Backrest tilt function | Synchro-tilt with 12-degree maximum recline, single position lock | |
| Headrest adjustment | Vertical height and 30-degree pivot angle adjustment for neck support | |
| Lumbar support | Segmented flex slats that conform to spine curvature during recline | |
| Armrest design | Fixed-height curved armrests with 205mm clearance above seat | |
| Mobility | 360-degree swivel rotation and free rolling on 5 dual casters | |
| Tilt tension control | Rotary knob under seat to adjust recline resistance for user weight | |
| Seat waterfall edge | Contoured front seat edge to reduce leg pressure during long sitting | |
| 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
| Private office workspace | Suitable for 8-hour daily executive or staff desk use, ergonomic support for long sitting periods | |
|---|---|---|
| Open plan office workstation | Fits standard 1200mm wide workstations, rolling base allows easy movement between tasks | |
| Home office setup | Black neutral finish matches residential and commercial decor, suitable for remote work use | |
| Conference room seating | Adjustable height accommodates standard conference table heights 760 mm | |
| Hot-desking shared workspaces | Durable commercial construction withstands frequent user adjustment and rotation | |
| Training room environments | Wheeled base allows easy reconfiguration, breathable mesh maintains comfort during long sessions | |
| Recommended desk height pairing | 760 mm standard office desk height, matches seat height adjustment range | |
| User height range | 185 cm, headrest and seat adjustment accommodate most adult user heights |
EU Market Access Requirements* EN Standards
| Applicable standard EN 1335-1:2000 | Office furniture: Office work chairs, dimensional safety and strength requirements | |
|---|---|---|
| Applicable standard EN 1335-2:2009 | Office work chairs: Safety requirements, for structural performance verification | |
| Applicable standard EN 1335-3:2009 | Office work chairs: Test methods, for standardized stability and durability testing |
US and Canada office-furniture standards
| Applicable standard ANSI/BIFMA X5.1-2017 | Office Chairs: General purpose, standard for strength, durability and stability testing | |
|---|---|---|
| Seat dynamic load rating | 102 kg |
Standards applicable to China-market projects
| Applicable standard GB/T 3326-2016 | Office furniture: General technical requirements for desks and chairs, for dimensional and structural acceptance | |
|---|---|---|
| Applicable standard GB/T 10357.2-2013 | Furniture mechanical test: Chair and stool stability, for static stability verification | |
| Applicable standard GB/T 10357.3-2013 | Furniture mechanical test: Chair and stool strength and durability, for load cycle verification | |
| Applicable standard GB 18584-2001 | Indoor decorating and refurbishing materials: Limit of harmful substances in wooden furniture, for formaldehyde emission acceptance |
This product must meet the following technical requirements: 1. Applicable standard GB/T 3326-2016: Office furniture: General technical requirements for desks and chairs, for dimensional and structural acceptance; 2. Applicable standard GB/T 10357.2-2013: Furniture mechanical test: Chair and stool stability, for static stability verification; 3. Applicable standard GB/T 10357.3-2013: Furniture mechanical test: Chair and stool strength and durability, for load cycle verification; 4. Applicable standard GB 18584-2001: Indoor decorating and refurbishing materials: Limit of harmful substances in wooden furniture, for formaldehyde emission acceptance; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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