| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 680 x 700 x 1250 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 reference | 22 kg | |
|---|---|---|
| Maximum static user load | 150 kg | |
| Recommended daily usage duration | 8 hours | |
| Gas lift minimum cycle rating | 100000 cycles | |
| Caster rolling durability | 100000 cycles | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Tilt mechanism maximum recline angle | 15 degrees | |
| Net product weight | 22 kg | |
| Gas lift cycle durability | 120000 cycles | |
| Upholstery Martindale abrasion resistance | 50000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | 1.2mm thick black PVC faux leather | |
|---|---|---|
| Cushion and back padding | 45kg/m³ density molded polyurethane foam | |
| Internal back frame | 2mm thick powder-coated steel tubing | |
| Headrest padding core | 35kg/m³ density cut polyurethane foam | |
| Armrest supports | Injection-molded glass-fiber reinforced nylon | |
| Armrest pads | 40mm thick polyurethane foam topped with PVC faux leather | |
| Five-star base | 3mm thick powder-coated nylon composite | |
| Gas lift cylinder | 50mm diameter Class 3 steel gas lift | |
| Control chassis | 3mm thick stamped steel tilt mechanism | |
| Casters | 60mm diameter dual-wheel polyurethane casters | |
| Lumbar adjustment mechanism | Injection-molded nylon adjustment lever | |
| Seat and back upholstery | 1.2mm thick matte black PVC faux leather |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via right-side lever, 100mm travel | |
|---|---|---|
| Backrest synchro tilt | Synchronized seat-back tilt with 15-degree maximum recline and multi-position lock | |
| Dual backrest lumbar support | Independent split back panels with 50mm depth adjustment | |
| Headrest adjustment | Height and angle adjustable headrest, 80mm vertical travel, 30-degree tilt | |
| 360-degree swivel | Full 360-degree rotational swivel around central gas lift axis | |
| Smooth rolling mobility | Dual-wheel casters roll 360 degrees on carpet and hard flooring | |
| Tilt tension adjustment | Knob under seat adjusts tilt resistance to match user weight | |
| Armrest surface | Fixed padded armrests at ergonomic desk height for forearm support | |
| Synchro-tilt recline | Synchronized seat and back tilt with 15° maximum recline, multi-position lock | |
| Split back lumbar support | Independent dual back panels provide 50mm depth lumbar adjustment | |
| Omnidirectional mobility | Five dual-wheel casters roll smoothly on carpet and hard flooring | |
| Fixed padded armrests | Stationary armrests positioned at 220mm above seat for forearm support |
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 workstation | Suitable for executive and staff desks for 8-hour daily seated work | |
|---|---|---|
| Open plan office space | Neutral black finish fits modern commercial office interior schemes | |
| Home office setup | Ergonomic support for remote workers spending extended hours at a desk | |
| Conference meeting rooms | Adjustable features suit attendees of different heights during long meetings | |
| Co-working shared spaces | Durable commercial-grade construction withstands frequent multi-user use | |
| Height-adjustable desk pairing | 100mm seat height adjustment matches sit-stand desk position ranges | |
| Private office workstations | Suitable for 8-hour daily use at executive and staff desks | |
| Open plan office areas | Neutral black finish matches modern commercial interior schemes |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Office furniture: office work chairs dimensional safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Office work chairs structural strength and stability performance requirements | |
| EN 1022:2018 | Furniture seating stability test method for office chairs |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General purpose office chairs safety and performance standard | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | Large occupant office chairs load rating up to 159kg |
Standards applicable to China-market projects
| GB/T 3326-2016 | Office furniture: chair dimensional stability and strength test standard | |
|---|---|---|
| GB/T 39223.2-2020 | Ergonomic office chair technical specification for seating components | |
| GB 18584-2001 | Indoor decoration material: formaldehyde emission limit for wooden and upholstered furniture |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Office furniture: chair dimensional stability and strength test standard; 2. GB/T 39223.2-2020: Ergonomic office chair technical specification for seating components; 3. GB 18584-2001: Indoor decoration material: formaldehyde emission limit for wooden and upholstered furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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