| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 710 x 660 x 810 mm | |
|---|---|---|
| Seat cushion diameter | 500 mm | |
| Seat height from floor | 480 mm | |
| Seat cushion thickness | 120 mm | |
| Backrest vertical strap width | 60 mm | |
| Backrest height from seat surface | 330 mm | |
| Armrest height from floor | 680 mm | |
| Circular base ring diameter | 580 mm | |
| Metal frame tube diameter | 25 mm | |
| Quatrefoil cutout width | 25 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 weight reference | 15 kg | |
| Seat foam density | 40 kg/m³ | |
| Seat foam rebound rate | 55% | |
| Frame static load rating | 200 kg | |
| Upholstery abrasion resistance | 30000 cycles | |
| Floor protector load distribution | 50 kg per foot | |
| 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
| Frame construction | 25mm diameter brushed tubular steel, welded continuous hoop structure | |
|---|---|---|
| Central back support | 1.5mm thick flat brushed steel strap with stamped quatrefoil cutout | |
| Seat cushion core | High-density polyurethane foam, cylindrical block form | |
| Seat upholstery | White matte faux leather/PU fabric, stitched seam at cushion top perimeter | |
| Base ring finish | Brushed metal finish with welded joint connections to vertical arm supports | |
| Floor contact pads | Non-slip rubber pads fitted at base ring contact points | |
| Frame corrosion protection | Clear brushed metal sealant coating over steel substrate | |
| Seam construction | 30mm stitch pitch along cushion top perimeter | |
| 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 support | Fixed cylindrical seat provides upright support for single adult users | |
|---|---|---|
| Integrated armrests | Curved continuous hoop frame forms wraparound armrests at seated elbow height | |
| Back support | Single central vertical strap provides targeted mid-back support with decorative cutout | |
| Floor protection | Rubber base pads prevent floor scratches and reduce movement noise | |
| Space efficiency | Compact circular footprint fits small bedrooms, vanity areas or lounge nooks | |
| Fixed non-swivel structure | Welded frame forms rigid static base with no rotating or rocking mechanism | |
| 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
| Bedroom vanity area | Compact size fits at standard makeup desks with appropriate 480mm seat height | |
|---|---|---|
| Living room accent seating | Minimalist metal design adds modern decorative seating beside sofas or windows | |
| Small apartment lounge nook | Narrow circular footprint fits in tight spaces without blocking walkways | |
| Commercial reception breakout area | Durable metal frame suits light-use waiting areas in modern offices or salons | |
| Walk-in closet seating | Low-profile design provides convenient dressing seating without cluttering storage | |
| Recommended pairing | Pairs with small round side tables and minimalists light-toned interior schemes | |
| 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 | Strength, durability and safety requirements for domestic seating furniture | |
|---|---|---|
| EN 1022:2018 | Stability test standard applicable to upright non-reclining domestic chairs |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements applicable to metal-frame domestic seating furniture | |
|---|---|---|
| GB/T 16799-2008 | Performance standard applicable to faux leather upholstery materials used for seating | |
| GB 18584-2001 | Indoor decoration material limit of harmful substances applicable to wooden/furniture components |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements applicable to metal-frame domestic seating furniture; 2. GB/T 16799-2008: Performance standard applicable to faux leather upholstery materials used for seating; 3. GB 18584-2001: Indoor decoration material limit of harmful substances applicable to wooden/furniture components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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