| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 625 x 620 x 1075 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 | 13 kg | |
|---|---|---|
| Maximum static user load | 136 kg | |
| Gas lift height adjustment stroke | 100 mm | |
| Recommended daily usage duration | 8 hours | |
| Caster rolling durability | 40000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg | |
| Gas-lift Cycling Reference | Acceptance target 100000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest upholstery | Tensioned breathable polyester mesh | |
|---|---|---|
| Seat cushion core | 40 kg/m³ density molded polyurethane foam | |
| Armrest construction | Glass-fiber reinforced polypropylene fixed loop armrests | |
| Back frame | Two-tone gray reinforced polypropylene outer frame | |
| Five-star base | Nylon 66 reinforced five-prong base | |
| Height adjustment gas lift | Class 3 carbon steel gas lift | |
| Casters | 50 mm diameter black nylon twin-wheel casters | |
| Seat underside mechanism | 2.5 mm thick steel tilt chassis | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via side lever, 100 mm total stroke | |
|---|---|---|
| Swivel function | 360-degree infinite swivel rotation around central gas lift axis | |
| Lumbar support | Fixed contoured dual-lobed lumbar support integrated into mesh back | |
| Tilt function | Synchro tilt with tension adjustment, 12-degree maximum backward recline | |
| Mobility feature | Five dual-wheel casters for smooth rolling on carpet and hard floors | |
| Armrest function | Fixed height loop armrests supporting forearm weight during seated work | |
| 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
| Open plan office workstations | Suitable for employee workstations with standard 1200 mm desk depth | |
|---|---|---|
| Home office work spaces | Ideal for home office use in small study areas | |
| Conference and meeting rooms | Appropriate for meeting room seating requiring frequent repositioning | |
| Training room applications | Suitable for training environments requiring flexible seating arrangement | |
| 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
| Applicable office chair safety standard | EN 1335:2020 | |
|---|---|---|
| Applicable dimensional standard | EN 1335:2009 |
US and Canada office-furniture standards
| Applicable chair durability standard | ANSI/BIFMA X2017 |
|---|
Standards applicable to China-market projects
| Applicable stability standard | GB/T 10357.2 | |
|---|---|---|
| Applicable strength standard | GB/T 10357.3 |
This product must meet the following technical requirements: 1. Applicable stability standard: GB/T 10357.2; 2. Applicable strength standard: GB/T 10357.3; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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