| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 737 x 864 x 889 mm | |
|---|---|---|
| Seat height from floor | 483 mm | |
| Seat width between side supports | 660 mm | |
| Seat depth from front edge to backrest | 559 mm | |
| Backrest height from seat surface | 470 mm | |
| Under-seat foot clearance height | 203 mm | |
| Integrated side support thickness | 127 mm | |
| Backrest thickness at widest point | 102 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 static weight capacity | 136 kg | |
|---|---|---|
| Net product weight | 25 kg | |
| Velvet upholstery abrasion resistance | 30000 double rubs | |
| Seat foam density | 32 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Back foam thickness | 76 mm | |
| Seat cushion foam thickness | 102 mm | |
| Frame joint static load test threshold | 1361 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Outer upholstery | Matte olive green polyester velvet, 0.8mm fabric thickness | |
|---|---|---|
| Seat core padding | High-density polyurethane foam wrapped with 10mm dacron fiber | |
| Internal frame | Kiln-dried solid hardwood and 18mm plywood, glued/stapled/blocked corners | |
| Integrated base support | Upholstery-wrapped hardwood frame forming waterfall front, no exposed legs | |
| Backrest support webbing | 80mm wide elastic webbing spaced 75mm apart | |
| Seam construction | Concealed stitched seams with 8 stitches per 30mm pitch | |
| Floor contact pads | 5mm thick non-scratch felt pads at each base contact point | |
| Edge finishing | Fully rounded, pipeless soft upholstered edges on all surfaces | |
| 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 position | Stationary upright lounge posture, fixed 100-degree backrest angle | |
|---|---|---|
| Space-saving design | Armless compact footprint fits small nooks without protruding arms | |
| Assembly requirement | Minimal tool-free assembly, attach non-scratch floor pads only | |
| Cleaning method | Spot clean with water-based upholstery cleaner, do not saturate fabric | |
| Ergonomic support | Waterfall seat edge reduces pressure on back of knees during seating | |
| Floor compatibility | Felt-pad base safe for hardwood, tile, vinyl and low-pile carpet | |
| Weight distribution | Wide 4-point integrated base contact prevents tipping on level floors | |
| 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
| Shipping carton dimensions | 940 x 813 x 508 mm | |
|---|---|---|
| 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 spaces | Use as accent seating in living rooms, reading nooks or bedroom vanity areas | |
|---|---|---|
| Commercial lounge areas | Suitable for boutique lobbies, waiting areas and coworking lounge spaces | |
| Entryway or foyer seating | Low-profile design fits narrow entryways for temporary seating | |
| Studio apartment furnishing | Space-saving armless form works as additional seating in small dwellings | |
| Mixed seating groups | Pairs with sofas and coffee tables for layered lounge layouts | |
| 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 | Furniture – Strength, durability and safety for domestic seating | |
|---|---|---|
| EN 1021-1:2014 | Furniture – Assessment of ignitability of upholstered furniture (smouldering cigarette source) |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal frame and structural performance | |
|---|---|---|
| GB 18584-2001 | Indoor decorating and refurbishing materials – limit of harmful substances for wooden furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal frame and structural performance; 2. GB 18584-2001: Indoor decorating and refurbishing materials – limit of harmful substances for wooden furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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