| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 870 x 750 x 780 mm | |
|---|---|---|
| Seat height from floor | 450 mm | |
| Seat width | 720 mm | |
| Seat depth | 600 mm | |
| Armrest height from floor | 610 mm | |
| Backrest height above seat | 330 mm | |
| Seat cushion thickness | 150 mm | |
| Backrest thickness | 120 mm | |
| Armrest width | 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
| Net product weight | 36 kg | |
|---|---|---|
| Static weight capacity | 136 kg | |
| Foam density (seat) | 40 kg/m³ | |
| Foam density (backrest) | 22 kg/m³ | |
| Foam rebound rate | 60% | |
| Seam stitch pitch | 8 stitches per inch | |
| Frame static load rating | 272 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
| Outer upholstery | Cognac matte vegan suede fabric, 1.2mm thickness | |
|---|---|---|
| Inner structural frame | Solid kiln-dried pine + 18mm curved plywood reinforcement | |
| Seat fill | 40kg/m³ CMHR polyurethane foam wrapped with 200g polyester fiber | |
| Backrest fill | 22kg/m³ HR polyurethane foam wrapped with 200g polyester fiber | |
| Armrest fill | 40kg/m³ polyurethane foam core over wood frame | |
| Integrated leg structure | Plywood frame fully wrapped in matching upholstery | |
| Floor contact glides | Non-marking plastic floor protection pads | |
| Edge stitching | Matching color polyester thread with clean straight seam detailing | |
| 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 fixed-position lounge seat for one adult user | |
|---|---|---|
| Structural design | Fully integrated monolithic block frame with no loose removable cushions | |
| Backrest design | Offset upright block backrest with open gap to one armrest | |
| Armrest support | Wide integrated padded armrests flush with block leg supports | |
| Movement features | Fixed stationary base with no swivel, recline, or tilt mechanisms | |
| Floor protection | Non-slip non-marking glides under each block leg | |
| Backrest angle | 10 degrees backward recline from vertical | |
| Integrated block leg height | 120 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 rooms | Placed as a standalone accent chair next to sofas or coffee tables for casual seating | |
|---|---|---|
| Home reading nooks | Positioned near bookshelves or windows with a side table for relaxed reading | |
| Bedroom accent seating | Used at the foot of a bed or beside a vanity for additional seating space | |
| Office lounge areas | Deployed in breakout spaces or reception waiting zones for modern aesthetic appeal | |
| Boutique hospitality spaces | Installed in hotel lobbies, cafe seating areas or co-working lounges for guest use | |
| Recommended pairing | Matches low-profile coffee tables and minimalist side tables 450 mm in height | |
| 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 12520:2015 | Domestic seating strength, durability and safety requirements for residential use | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignition resistance to smouldering cigarette test |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable for inner frame quality inspection | |
|---|---|---|
| GB 18580-2017 | Formaldehyde emission limits for wood-based panels, required for indoor air quality compliance | |
| GB/T 19833-2023 | Furniture mechanical strength test standard, applicable for structural load verification |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable for inner frame quality inspection; 2. GB 18580-2017: Formaldehyde emission limits for wood-based panels, required for indoor air quality compliance; 3. GB/T 19833-2023: Furniture mechanical strength test standard, applicable for structural load verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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