| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 670 x 640 x 950 mm | |
|---|---|---|
| Seat height | 500 mm | |
| Seat width | 560 mm | |
| Seat depth | 500 mm | |
| Backrest height above seat | 380 mm | |
| Armrest height above floor | 685 mm | |
| Leg spread width (front) | 630 mm | |
| Leg spread depth (side) | 600 mm | |
| Open cutout width between seat and back | 350 mm | |
| Seat pad thickness | 80 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
| Single chair net weight | 11 kg | |
|---|---|---|
| Static weight capacity | 150 kg | |
| Recommended user weight | 136 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Upholstery abrasion resistance | 40000 Martindale cycles | |
| Floor glide static load per leg | 40 kg | |
| Recommended seating duration per use | 4 hours | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Back and arm shell | 8 mm thick molded navy polypropylene with matte finish | |
|---|---|---|
| Seat upholstery | 2 mm thick woven grey polyester blend fabric with tight weave | |
| Seat padding | 80 mm thick high-density polyurethane foam core | |
| Leg frame | 30 mm diameter solid bentwood beech with natural clear lacquer finish | |
| Joinery hardware | Zinc-plated steel cam bolt and cross-brace connectors | |
| Floor protectors | 5 mm thick non-marking nylon glides at each leg base | |
| Seat base support | 12 mm thick molded plywood panel under seat foam | |
| Back shell finish | Scratch-resistant matte UV-cured coating | |
| 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
| Fixed height design | No height, tilt or swivel adjustment for stable dining use | |
|---|---|---|
| Integrated armrest support | Molded wraparound arms provide forearm support during seated dining | |
| Open cutout back ventilation | Central back gap reduces heat buildup during extended seating | |
| Non-marring floor protection | Nylon leg glides prevent scuffing on hard floor surfaces | |
| Stackable design compatibility | Splayed leg profile allows up to 4 chairs stacked for storage | |
| Easy surface cleaning | Molded back shell wipes clean with damp cloth for low maintenance | |
| Knock-down assembly | Legs attach to seat base with included hardware for compact shipping | |
| Upholstery stain resistance | Woven polyester fabric resists common food and beverage spills | |
| 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
| Carton dimensions | 750 x 600 x 850 mm | |
|---|---|---|
| Gross weight per carton | 13 kg | |
| Carton volume | 0.383 m³ | |
| Assembly time per unit | 30 minutes | |
| 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 |
Recommended spaces / users / usage modes
| Residential dining room use | Suitable for standard 750mm height dining tables in home dining spaces | |
|---|---|---|
| Cafe and bistro seating | Durable construction supports high-traffic casual food service environments | |
| Home office guest seating | Contemporary design works as side seating in residential workspaces | |
| Breakroom seating | Stackable design enables flexible arrangement in office staff break areas | |
| Matching table recommendation | Pairs with 760 mm high dining tables with minimum 500mm knee clearance | |
| Color scheme compatibility | Navy back, grey seat and natural wood finish fits neutral and modern interior palettes | |
| 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 | Domestic furniture seating strength, durability and safety requirements | |
|---|---|---|
| EN 1022:2018 | Furniture seating determination of stability |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to solid wood leg structure | |
|---|---|---|
| GB/T 10357.3-2013 | Furniture mechanical test for chair and stool strength and durability | |
| GB 18584-2001 | Indoor decoration material limit of harmful substances for wood furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to solid wood leg structure; 2. GB/T 10357.3-2013: Furniture mechanical test for chair and stool strength and durability; 3. GB 18584-2001: Indoor decoration material limit of harmful substances for wood furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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