| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 910 x 800 x 910 mm | |
|---|---|---|
| Seat height | 460 mm | |
| Seat width | 700 mm | |
| Seat depth | 580 mm | |
| Backrest total height | 720 mm | |
| Four-star base span diameter | 700 mm | |
| Seat cushion thickness | 120 mm | |
| Backrest padding thickness | 80 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Recommended static load capacity | 136 kg | |
|---|---|---|
| Net product weight | 34 kg | |
| Passive back recline angle | 10 degrees | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Base static load rating | 204 kg | |
| 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
| Seat and inner back upholstery | Mint green woven performance fabric | |
|---|---|---|
| Outer shell and wing side upholstery | Slate blue woven performance fabric | |
| Internal support frame | 18 mm thick plywood and solid hardwood sections | |
| Seat cushion core | High-resilience polyurethane foam | |
| Backrest padding core | Molded polyurethane foam | |
| Swivel mechanism and stem | Powder-coated black carbon steel | |
| Four-star base structure | 3 mm thick powder-coated matte black steel | |
| Floor glides | Non-marking nylon | |
| Edge finishing | Dark contrast piping | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm |
Adjustment / rotation / tilt / mobility / storage features
| Swivel operation | 360-degree smooth rotation around central vertical axis | |
|---|---|---|
| Seat movement | 10-degree passive non-locking tilt | |
| Posture support | Integrated winged side enclosures for lateral head and neck support | |
| Floor protection | Non-marking glide feet prevent scuffing on hard floor surfaces | |
| Seating access | Armless open design allows entry from either side of the chair | |
| Assembly requirement | Fully pre-assembled for immediate use | |
| Central swivel stem diameter | 50 mm | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel | |
| 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
| Residential living room use | Placed as accent seating next to sofas or coffee tables for casual relaxation | |
|---|---|---|
| Office breakout area use | Deployed in informal collaboration zones for short meetings and rest | |
| Hotel lobby lounge use | Positioned in waiting areas for guest seating with premium upholstered appearance | |
| Co-working space common area use | Installed in open relaxation zones for user downtime between work sessions | |
| Bedroom reading nook use | Placed near windows or bookshelves for upright relaxed reading | |
| Reception waiting area use | Used for visitor seating with modern aesthetic that complements contemporary office design | |
| 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 16139:2013 | Applicable standard for non-domestic lounge seating strength, durability and safety | |
|---|---|---|
| EN 1022:2018 | Applicable standard for seating stability testing for upright lounge chairs |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2022 | Applicable standard for lounge and public seating structural performance requirements |
|---|
Standards applicable to China-market projects
This product must meet the following technical requirements: 1. Technical standards and test reports must be supplied during tender or purchase confirmation; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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