| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 750 x 780 x 880 mm | |
|---|---|---|
| Seat height from floor | 470 mm | |
| Seat width | 660 mm | |
| Seat depth | 560 mm | |
| Seat cushion thickness | 130 mm | |
| Backrest height from seat | 480 mm | |
| Armrest height from floor | 630 mm | |
| Armrest height from seat | 240 mm | |
| Leg splay angle from vertical | 15 degrees | |
| Floor clearance under seat | 150 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 | 120 kg | |
|---|---|---|
| Assembled net weight | 15 kg | |
| Seat foam density | 24 kg/m³ | |
| Seat foam rebound rate | 40% | |
| Upholstery abrasion resistance | 40000 double rubs | |
| Static leg load rating | 150 kg per leg | |
| Recommended daily use duration | 8 hours | |
| 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
| Upholstery surface | 1.2mm thick beige PU faux leather, stain-resistant matte finish | |
|---|---|---|
| Seat fill | High-density polyurethane foam, wrapped in 20g non-woven fabric lining | |
| Backrest fill | 20 kg/m³ medium-density polyurethane foam for contoured back support | |
| Internal seat frame | 12mm thick birch plywood base with glued and stapled joint construction | |
| Support legs | 1.5mm thick matte black powder-coated carbon steel, splayed angled design | |
| Floor protection pads | 5mm thick anti-scratch rubber caps bonded to each leg bottom | |
| Stitching details | 8mm seam pitch matching thread color for clean edge finishing | |
| Internal suspension | Sinuous spring seat support for even weight distribution | |
| 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 | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Single-person fixed seating, no recline or swivel mechanism | |
|---|---|---|
| Back support design | Contoured high back with built-in lumbar curve for relaxed upright posture | |
| Armrest design | Integrated wrap-around curved armrests continuous with seat and back shell | |
| Floor protection function | Rubber leg caps prevent floor scratches and reduce movement noise | |
| Cleaning requirement | Smooth PU surface wipes clean with damp cloth, no specialized cleaning needed | |
| Assembly requirement | Partial knock-down assembly, legs attach to pre-installed seat base mounts | |
| 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
| Living room casual seating | Placed as accent chair beside sofa for reading and relaxed conversation | |
|---|---|---|
| Office reception area | Used in guest waiting zones for professional, comfortable visitor seating | |
| Bedroom vanity/reading nook | Positioned in bedroom corners for quiet relaxation or dressing use | |
| Hotel guest room seating | Deployed in hotel rooms as supplementary seating near windows or desks | |
| Cafe lounge zone | Installed in casual cafe areas for comfortable extended customer seating | |
| Co-working breakout area | Placed in office breakout spaces for informal meetings and rest | |
| 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 1022:2018 | Applicable for domestic seating stability testing requirements | |
|---|---|---|
| EN 12520:2015 | Applicable for domestic seating strength, durability and safety requirements |
Standards applicable to China-market projects
| GB/T 3324-2017 | Applicable for general technical requirements of wooden furniture internal frames | |
|---|---|---|
| GB 28007-2011 | Applicable for upholstered furniture formaldehyde emission limits <0.05mg/m³ |
This product must meet the following technical requirements: 1. GB/T 3324-2017: Applicable for general technical requirements of wooden furniture internal frames; 2. GB 28007-2011: Applicable for upholstered furniture formaldehyde emission limits <0.05mg/m³; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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