| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 750 x 750 x 1300 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 | 150 kg | |
|---|---|---|
| Net weight per unit | 23 kg | |
| Gas lift durability rating | 100000 lift cycles | |
| Caster rolling durability | 40000 cycles | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Static load rating for five-star base | 750 kg | |
| Available color options | 3 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery material | 1.5mm thick brown leather | |
|---|---|---|
| Seat substructure | 18mm double-curved plywood | |
| Armrest construction | Stained solid wood with chrome accent caps | |
| Five-star base construction | Solid wood with reinforced metal core insert | |
| Padding material | High-density polyurethane foam | |
| Caster material | Black polyurethane with metal mounting pin | |
| Gas lift cylinder | Chrome-plated steel, 65# class | |
| Mechanism chassis | 3mm thick black painted steel | |
| Seam stitching | 10mm stitch pitch | |
| Upholstery abrasion resistance | 50000 rub cycles | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | 100mm vertical travel via gas lift, lever-activated | |
|---|---|---|
| Tilt function | 12° backward tilt with adjustable tension lock | |
| Swivel function | 360-degree continuous rotation around central axis | |
| Mobility function | Dual-wheel casters roll on hard floor and low-pile carpet | |
| Armrest support | Fixed curved wood arms provide stable elbow rest at writing height | |
| Back support | Segmented padded contoured back for lumbar and upper back support | |
| Seat edge design | Waterfall front edge reduces thigh pressure during long seating | |
| Locking mechanism | Chassis locks tilt in upright and fully reclined positions | |
| 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
| Executive office use | Suitable for private manager/executive offices with traditional wood furniture sets | |
|---|---|---|
| Home office use | Fits traditional style home workspaces for professional use | |
| Conference room head seating | Ideal for boardroom head-of-table positions during meetings | |
| Reception VIP areas | Suitable for high-end reception spaces for guest seating | |
| Hard and soft floor compatibility | PU casters work safely on hardwood, tile and low-pile carpet surfaces | |
| 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
| Office furniture safety standard | EN 1335:2020 | |
|---|---|---|
| Office furniture stability testing | EN 1335:2009 | |
| Office furniture surface durability | EN 1335:2009 |
US and Canada office-furniture standards
| Office chair general purpose standard | ANSI/BIFMA X2017 | |
|---|---|---|
| Caster and base performance | ANSI/BIFMA X2017Clause 10/15 | |
| Gas lift performance requirement | ANSI/BIFMA X2017Clause 8 |
Standards applicable to China-market projects
| General office chair safety requirement | GB/T 3326 | |
|---|---|---|
| Upholstered furniture durability requirement | GB/T 3324 |
This product must meet the following technical requirements: 1. General office chair safety requirement: GB/T 3326; 2. Upholstered furniture durability requirement: GB/T 3324; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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