| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 690 x 760 x 850 mm | |
|---|---|---|
| Seat height | 480 mm | |
| Seat width | 520 mm | |
| Seat depth | 450 mm | |
| Backrest height | 370 mm | |
| Armrest height | 220 mm | |
| Leg splay spread | 620 mm | |
| Backrest cutout gap | 90 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 | 7 kg | |
|---|---|---|
| Recommended static load capacity | 159 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Seat foam thickness | 80 mm | |
| Fabric abrasion resistance | 30000 Martindale cycles | |
| Seam stitch pitch | 8 mm | |
| Product warranty | 2 years | |
| 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 armrest shell | 12 mm thick bent plywood with matte taupe laminate finish | |
|---|---|---|
| Seat upholstery | Woven polyester-linen blend fabric over padding | |
| Seat padding | High-density polyurethane foam core | |
| Support legs | 30 mm thick solid kiln-dried hardwood with dark black-brown stain | |
| Floor protection glides | Non-marking polyethylene foot caps | |
| Seat support base | 15 mm thick engineered wood panel under cushion | |
| Frame joinery | Metal screw hardware connecting legs to seat frame | |
| 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 upright non-reclining seating for dining/meeting use | |
|---|---|---|
| Back support | Curved molded back with lumbar contour for upright dining posture | |
| Arm support | Integrated wraparound armrests for forearm rest during seated use | |
| Floor protection | Non-slip foot caps prevent floor scratches and sliding | |
| Ventilation design | Open cutout between seat and back improves air circulation | |
| Knock-down assembly | Legs attach to seat frame via included hardware for compact shipping | |
| Stacking compatibility | Non-stackable design due to wide splayed leg and arm geometry | |
| 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 | Suitable for placement around standard height dining tables for daily family meals | |
|---|---|---|
| Commercial cafe/restaurant | Durable contract-grade construction suits high-traffic food service seating | |
| Small meeting room | Fits collaborative discussion areas for short-duration seated meetings | |
| Home office guest seating | Works as compact side seating for visitors in residential workspaces | |
| Breakroom seating | Appropriate for office pantry and employee break area use | |
| 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 | Applicable for strength, durability and safety requirements for domestic seating | |
|---|---|---|
| EN 1022:2018 | Applicable for stability testing of domestic and contract seating | |
| EN 14465:2003 | Applicable for upholstery fabric abrasion and performance criteria |
Standards applicable to China-market projects
| GB/T 3324-2017 | Applicable for general technical requirements of wooden furniture, used for structural and finish acceptance | |
|---|---|---|
| GB/T 16799-2008 | Applicable for furniture fabric quality and color fastness requirements for upholstered seats | |
| GB 18584-2001 | Applicable for formaldehyde emission limits for wooden furniture interior materials |
This product must meet the following technical requirements: 1. GB/T 3324-2017: Applicable for general technical requirements of wooden furniture, used for structural and finish acceptance; 2. GB/T 16799-2008: Applicable for furniture fabric quality and color fastness requirements for upholstered seats; 3. GB 18584-2001: Applicable for formaldehyde emission limits for wooden furniture interior materials; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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