| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 880 x 880 x 800 mm | |
|---|---|---|
| Seat cushion diameter | 500 mm | |
| Seat cushion thickness | 180 mm | |
| Seat height from floor | 420 mm | |
| Backrest height above seat | 380 mm | |
| Metal frame tube diameter | 25 mm | |
| Vertical back support slat width | 80 mm | |
| Quatrefoil cutout diameter | 40 mm | |
| Armrest height above seat | 220 mm | |
| Base ring diameter | 820 mm | |
| Ground clearance under seat | 100 mm | |
| Back slat thickness | 3 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 weight | 40 kg | |
|---|---|---|
| Recommended static load capacity | 150 kg | |
| Cushion foam density | 45 kg/m³ | |
| Cushion foam rebound rate | 60% | |
| Upholstery abrasion resistance (Martindale) | 30000 cycles | |
| Seam stitch pitch | 8 mm | |
| Available color count | 3 | |
| Limited warranty period | 1 year | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Primary frame | Polished chrome-plated 25mm diameter round tubular steel | |
|---|---|---|
| Vertical back slat | Flat polished steel plate with centered quatrefoil cutout | |
| Seat cushion core | High-density polyurethane foam, 180mm thickness | |
| Seat upholstery | Soft matte off-white fabric or faux leather wrap | |
| Frame weld joints | Ground and polished flush welds at tube intersections | |
| Base frame feet | Small non-slip rubber pads at base ring contact points | |
| Frame surface finish | Mirror polished chrome plating | |
| 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 | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Seating function | Fixed-position single-seat lounge seating with wrap-around arm support | |
|---|---|---|
| Back support | Central vertical slat provides mid-back contact for upright relaxed sitting | |
| Cushion retention | Cylindrical cushion nests securely within circular frame base to prevent sliding | |
| Mobility | Non-swivel, non-reclining fixed stationary design for stable lounge placement | |
| Floor protection | Integrated rubber foot pads prevent scuffing on hard flooring surfaces | |
| Assembly requirement | Knock-down construction requiring simple bolted assembly of frame sections | |
| Cleaning access | Removable seat cushion allows separate spot cleaning of upholstery | |
| 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
| Single carton dimensions | 750 x 750 x 650 mm | |
|---|---|---|
| Gross shipping weight | 45 kg | |
| 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 use | Suitable as standalone accent chair next to sofas or side tables for casual seating | |
|---|---|---|
| Bedroom use | Ideal for placement in dressing areas or bedroom corners for relaxed seating | |
| Reception area use | Appropriate for boutique lounge, cafe or studio reception waiting areas | |
| Configuration recommendation | Paired with small round side tables and area rugs for coordinated lounge settings | |
| Target user | Designed for residential users seeking space-efficient Bauhaus-style accent seating | |
| Floor suitability | Safe for use on hardwood, tile, and low-pile carpeted floors with integrated foot pads | |
| 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
| Domestic seating stability recommendation | EN 12520:2015 | |
|---|---|---|
| Upholstered furniture flame retardancy recommendation | EN 1021:2014 |
Standards applicable to China-market projects
| Domestic seating strength recommendation | GB/T 3324 | |
|---|---|---|
| Upholstered furniture safety recommendation | GB 20400 | |
| Metal furniture coating recommendation | GB/T 2020 |
This product must meet the following technical requirements: 1. Domestic seating strength recommendation: GB/T 3324; 2. Upholstered furniture safety recommendation: GB 20400; 3. Metal furniture coating recommendation: GB/T 2020; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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