| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 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
| Maximum recommended user weight | 136 kg | |
|---|---|---|
| Product net weight | 20 kg | |
| Gas lift class rating | Class 3 | |
| Seat foam density | 45 kg/m³ | |
| Back foam density | 40 kg/m³ | |
| Foam rebound rate | 60% | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Tilt recline maximum angle | 15 degrees | |
| Base static load capacity | 1134 kg | |
| Limited warranty period | 2 years |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2mm thick dark grey PU faux leather | |
|---|---|---|
| Internal seat structure | 12mm thick plywood seat pan | |
| Internal back frame | 1.2mm thick steel tube frame | |
| Base construction | 1.5mm thick chrome-plated polished steel 5-star base | |
| Armrest construction | PU-padded armrests with chrome-plated metal edge trim | |
| Seat padding | High-density CA117-compliant polyurethane foam | |
| Caster construction | Nylon dual-wheel casters with rubber tread | |
| Recline adjustment lever | Polished chrome metal side lever | |
| Decorative trim details | Polished chrome decorative strips along seat and arm edges | |
| Seam stitching pitch | 8 stitches per inch | |
| 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 | Class 3 pneumatic gas lift with 130mm adjustment stroke | |
|---|---|---|
| 360-degree swivel rotation | Full rotating base for multi-directional access without repositioning | |
| Tilt tension adjustment | Knob-adjustable tilt resistance to match user body weight | |
| Upright tilt lock | Lockable tilt position fixed at upright seating posture | |
| Smooth caster mobility | Dual-wheel casters suitable for hard floors and low-pile carpet | |
| Integrated head support | Padded fixed headrest aligned for neutral neck posture | |
| Tufted lumbar support | Button-tufted central lumbar padding for lower back alignment | |
| Recline operation lever | Side-mounted lever on right arm panel to control recline and lock | |
| 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 office | Formal tufted styling supports professional leadership workspace aesthetics | |
|---|---|---|
| Formal conference room | Polished chrome and grey finish suits high-level meeting room seating | |
| Home office study | Professional appearance and padded comfort suits long-duration remote work | |
| Managerial workspace | Ergonomic support meets daily 8-hour seated office work requirements | |
| Corporate reception meeting areas | Formal upholstered design creates a polished first impression for visitors | |
| Recommended desk height pairing | 760 mm standard office desk height for matched ergonomic alignment | |
| 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 | Office work chair dimensional safety and performance requirements | |
|---|---|---|
| EN 1022:2018 | Seating stability test standard for domestic and office chairs |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General-purpose office chairs strength, durability and safety |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Office furniture seating dimensional, stability and strength requirements | |
|---|---|---|
| GB 18580-2017 | Formaldehyde emission limits for wood-based panel components |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Office furniture seating dimensional, stability and strength requirements; 2. GB 18580-2017: Formaldehyde emission limits for wood-based panel components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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