| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 620 x 790 mm | |
|---|---|---|
| Seat height | 510 mm | |
| Seat cushion dimensions | 500 x 480 mm | |
| Seat cushion thickness | 50 mm | |
| Backrest height | 280 mm | |
| Armrest height from floor | 680 mm | |
| Armrest length | 360 mm | |
| Front leg taper diameter | 35 mm | |
| Rear leg splay angle | 12 degrees | |
| Knee clearance under seat | 180 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 load capacity | 114 kg | |
|---|---|---|
| Unit net weight | 8 kg | |
| Cushion foam density | 40 kg/m³ | |
| Cushion foam rebound rate | 55% | |
| Upholstery abrasion resistance | 30000 cycles | |
| Seam stitch pitch | 8 mm | |
| Frame joint static load rating | 150 kg | |
| Warranty period | 365 days | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Frame and legs | Black matte finish solid rubberwood | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam | |
| Seat upholstery | Off-white polyester linen-look woven fabric | |
| Armrest and back rail | Solid wood with black stained finish | |
| Frame joints | Mortise-and-tenon joinery with metal hardware reinforcement | |
| Foot caps | Non-marking polyethylene glides | |
| Upholstery backing | Non-woven fabric underlining | |
| Back support rail | 25mm thick solid wood cross brace | |
| 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 function | Fixed upright posture support for dining and casual conversation | |
|---|---|---|
| Armrest support | Integrated curved armrests provide forearm support during seated use | |
| Floor protection | Plastic glides on each leg prevent scratches on hard floor surfaces | |
| Stacking capability | Non-stacking fixed frame design | |
| Upholstery maintenance | Spot-cleanable fabric surface allows removal of common food and beverage stains | |
| Stability performance | Splayed tapered leg layout provides 4-point anti-tip stability on level floors | |
| Assembly requirement | Knockdown assembly with included hardware connects legs to seat frame | |
| 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 | Pairs with standard 750mm height dining tables for daily household meals | |
|---|---|---|
| Cafe and restaurant seating | Suitable for casual commercial dining venues with moderate traffic | |
| Meeting and breakout space use | Provides comfortable upright seating for office breakout areas and small meeting rooms | |
| Sample room and exhibition display | Works as accent seating for furniture showrooms and residential property staging | |
| Balcony casual seating | Suitable for covered balcony use with proper fabric maintenance | |
| 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, applicable for structural performance | |
|---|---|---|
| EN 1022:2018 | Domestic furniture seating determination of stability, applicable for anti-tip performance |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable for frame strength and finish quality | |
|---|---|---|
| GB/T 16799-2008 | Upholstered furniture safety requirements, applicable for cushion foam and fabric performance | |
| GB 18584-2001 | Indoor decorating and refurbishing materials limit of harmful substances, applicable for formaldehyde emission |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable for frame strength and finish quality; 2. GB/T 16799-2008: Upholstered furniture safety requirements, applicable for cushion foam and fabric performance; 3. GB 18584-2001: Indoor decorating and refurbishing materials limit of harmful substances, applicable for formaldehyde emission; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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