| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W x D x H) | 690 x 770 x 1290 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 product weight | 24 kg | |
|---|---|---|
| Maximum recommended user weight | 150 kg | |
| Seat foam density | 45 kg/m³ | |
| Back foam density | 35 kg/m³ | |
| Foam rebound rate | 60% | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Seam stitch pitch | 8 stitches per 30mm | |
| Chrome base static load rating | 1136 kg | |
| Caster rolling durability | 100000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat, back, headrest and armrest pads | Two-tone beige and dark brown faux leather upholstery | |
|---|---|---|
| Seat and back cushion core | High-resilience polyurethane foam padding | |
| Side armrest support panels | Dark brown rigid structural composite panels | |
| Five-star base | 2mm thick polished chrome-plated steel | |
| Height and tilt adjustment mechanism | 3mm thick powder-coated steel chassis | |
| Height adjustment gas lift | 100mm stroke Class 3 chrome-plated steel gas lift | |
| Casters | 60mm diameter black polyurethane twin-wheel casters | |
| Retractable footrest | Padded faux leather top with steel sliding support frame | |
| Adjustment lever | Reinforced nylon height/recline control lever | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full 360° horizontal rotation enabled by central gas lift and base bearing | |
|---|---|---|
| Seat height adjustment | 100mm vertical height adjustment via side lever, 520 mm seat height range | |
| Backrest recline function | 90° to 135° backrest tilt with lockable positions via chassis mechanism | |
| Retractable sliding footrest | Pull-out padded footrest that stores flush under seat when not in use | |
| Synchronized tilt tension adjustment | Tilt resistance adjustable via chassis knob to match user weight | |
| Smooth floor mobility | Five twin-wheel casters roll freely on hard floors and low-pile carpet | |
| Fixed padded armrests | Padded armrests provide stable forearm support at fixed 190mm height above seat | |
| Integrated head support | Curved padded headrest supports neck in upright and 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 private offices | Provides premium padded support for 8+ hour daily senior management use | |
|---|---|---|
| Home office workspaces | Neutral two-tone finish and recline function suit professional home work areas | |
| Conference and meeting rooms | Polished chrome base and formal design suit high-end boardroom environments | |
| Managerial workstations | Height adjustment and swivel function support flexible daily desk work tasks | |
| Client reception areas | Premium upholstered appearance creates a professional, comfortable impression for visitors | |
| 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
| EN 1335-1:2020 | European office chair standard for dimensional and safety requirements | |
|---|---|---|
| EN 1335-2:2018 | European office chair standard for strength, durability and stability | |
| EN 1022:2019 | Furniture seating standard for stability testing |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | North American office chair standard for general-purpose office seating |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for metal furniture | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wooden and upholstered furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for metal furniture; 2. GB 18584-2001: Limit of harmful substances in wooden and upholstered furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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