| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
No corrections yet. Use the flag at the end of a row to report an issue. | ||||
Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 680 x 720 x 1280 mm | |
|---|---|---|
| Seat width | 520 mm | |
| Seat depth | 500 mm | |
| Seat height range | 540 mm | |
| Backrest height | 720 mm | |
| Backrest width | 500 mm | |
| Headrest dimensions | 480 x 180 x 100 mm | |
| Armrest height from seat | 210 mm | |
| Five-star base diameter | 660 mm | |
| Caster diameter | 60 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 | |
|---|---|---|
| Recommended maximum user weight | 150 kg | |
| Cushion foam density reference | 45 kg/m³ | |
| Backrest foam density reference | 35 kg/m³ | |
| Gas lift class reference | Class 3 | |
| Upholstery abrasion resistance reference | 100000 cycles | |
| Caster rolling durability reference | 100000 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Headrest upholstery | Black leather matching seat/back, padded foam core | |
|---|---|---|
| Armrest frame | Polished chrome-plated die-cast aluminum with fixed upholstered arm pad | |
| Internal seat frame | Plywood + steel reinforcement frame | |
| Five-star base | Polished aluminum alloy die-cast base with chrome finish | |
| Gas lift cylinder | Chrome-plated steel gas spring with black plastic housing | |
| Casters | Black nylon/POM wheels with chrome housing, 5 pcs total | |
| Sewing thread | High-strength polyester thread | |
| 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 | |
| Caster Engineering Specification | 5 PU-tread swivel casters, 60 mm diameter |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | 80 mm vertical travel via gas lift cylinder, operated by right-side lever | |
|---|---|---|
| Backrest tilt function | Multi-position locking tilt mechanism with up to 15° recline angle | |
| Swivel function | 360° full rotation around central gas lift column | |
| Mobility | Rolling on 5 dual-wheel casters suitable for hard floors and low-pile carpet | |
| Fixed headrest support | Integrated padded headrest for neck and upper back support in upright posture | |
| Fixed armrests | Synchronized fixed armrests that move with the backrest during tilt | |
| Weight distribution | Five-point base design distributes load evenly for stability at full tilt | |
| 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
| Packing configuration | 1 piece per carton, disassembled flat-pack design | |
|---|---|---|
| Carton dimensions | 850 x 650 x 420 mm | |
| Gross weight | 26 kg | |
| Volume per unit (CBM) | 0.232 CBM | |
| Assembly time | 50 minutes | |
| 20ft container loading quantity | 180 pieces | |
| 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 |
Recommended spaces / users / usage modes
| Executive office rooms | Designed for C-suite and management offices as primary work seating, matching premium leather desk sets | |
|---|---|---|
| Conference rooms | Suitable for boardroom and executive meeting spaces where professional aesthetic and long-session comfort are required | |
| Designer workstations | Appropriate for senior designer and architect workspaces requiring ergonomic support and upscale appearance | |
| Hotel business centers | Recommended for hotel executive floors and business center offices requiring durable, professional-grade seating | |
| Home office premium setups | Suitable for high-end home office configurations where both ergonomics and decorative aesthetic are priorities | |
| 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 chair safety requirements | Applicable to EN 1335:2020 Office furniture - Office chair - Part 1: Dimensions - Determination of safety requirements | |
|---|---|---|
| Office chair strength and durability | Applicable to EN 1335:2018 Office furniture - Office chair - Part 2: Safety requirements |
US and Canada office-furniture standards
| General office chairs standard | Applicable to ANSI/BIFMA X2021 General Purpose Office Chairs | |
|---|---|---|
| Stability testing | Applicable to BIFMA X5.1 Section 8 Stability tests |
Standards applicable to China-market projects
| Seat strength and stability | Applicable to GB/T 10357.7 Furniture - Test methods for stability of office chairs | |
|---|---|---|
| Upholstered furniture flammability | Applicable to GB 20286 Fire retardant property and label for public place furniture and assemblies |
This product must meet the following technical requirements: 1. Seat strength and stability: Applicable to GB/T 10357.7 Furniture - Test methods for stability of office chairs; 2. Upholstered furniture flammability: Applicable to GB 20286 Fire retardant property and label for public place furniture and assemblies; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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