| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 580 x 620 x 820 mm | |
|---|---|---|
| Seat height | 480 mm | |
| Seat width | 500 mm | |
| Seat depth | 450 mm | |
| Backrest height | 370 mm | |
| Backrest width | 490 mm | |
| Seat cushion thickness | 80 mm | |
| Leg taper length | 380 mm | |
| Leg top diameter | 40 mm | |
| Leg floor contact diameter | 25 mm | |
| Floor clearance under seat | 400 mm | |
| Shell outer edge thickness | 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
| Net weight per chair | 8.2 kg | |
|---|---|---|
| Recommended static load capacity | 180 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Upholstery abrasion resistance | 50000 rub cycles | |
| Leg static load rating per leg | 55 kg | |
| Seam stitch pitch | 8 mm | |
| Color option count | 5 | |
| Warranty period | 1 year | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2 mm thick PU faux leather | |
|---|---|---|
| Seat padding core | High-density polyurethane foam | |
| Back shell internal structure | 12 mm thick molded plywood frame | |
| Support legs | Solid rubberwood with matte finish | |
| Leg connection hardware | Zinc-plated steel screw brackets | |
| Foot protection pads | 5 mm thick non-marking rubber pads | |
| Edge binding | Matching PU leather welt trim | |
| Internal support webbing | 50 mm wide elastic webbing | |
| 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
| Posture support | Fixed 100-degree upright seating angle | |
|---|---|---|
| Under-table tuck design | Armless low-profile silhouette | |
| Floor protection | Non-slip rubber foot caps | |
| Maintenance feature | Stain-repellent PU surface | |
| Assembly requirement | Knock-down leg installation | |
| Stacking capability | Non-stackable fixed shell structure | |
| Back support function | Wrap-around curved pleated shell | |
| Color customization | Custom upholstery color options | |
| 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 dining room use | Matches modern dining table sets for home kitchen or dining spaces | |
|---|---|---|
| Commercial restaurant seating | Suitable for cafes, boutique hotels, and upscale bistro dining areas | |
| Conference/meeting room use | Pairs with meeting tables for casual meeting or negotiation spaces | |
| Showroom/model home staging | Ideal for modern interior design displays and open house staging | |
| Open office break areas | Provides seating for employee break rooms and casual collaboration zones | |
| Small apartment dining nooks | Armless tuckable design saves space in compact residential dining areas | |
| 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, safety for domestic seating | |
|---|---|---|
| EN 1022:2018 | Furniture: seating determination of stability | |
| EN 14465:2003 | Upholstery fabrics: specification and test methods |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture | |
|---|---|---|
| GB/T 16799-2008 | Furniture use polyurethane synthetic leather | |
| GB 18584-2001 | Indoor decoration materials: limit of harmful substances in wooden furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture; 2. GB/T 16799-2008: Furniture use polyurethane synthetic leather; 3. GB 18584-2001: Indoor decoration materials: limit of harmful substances in wooden furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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