| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 590 x 850 mm | |
|---|---|---|
| Seat height | 480 mm | |
| Seat width | 520 mm | |
| Seat depth | 470 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest height above seat | 370 mm | |
| Armrest height above seat | 220 mm | |
| Armrest total height above floor | 700 mm | |
| Leg outer spread width | 580 mm | |
| Leg spread depth | 570 mm | |
| Wood frame leg thickness | 35 mm | |
| Floor glide diameter | 20 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 | 14 kg | |
|---|---|---|
| Static load capacity | 300 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Fabric Martindale abrasion resistance | 30000 cycles | |
| Recommended user weight | 150 kg | |
| Seam stitch pitch | 8 stitches per 30mm | |
| Frame joint static load durability | 10000 cycles | |
| Available color variants | 4 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Frame structure | Kiln-dried solid hardwood with dark walnut stain, mortise-and-tenon joinery | |
|---|---|---|
| Seat cushion fill | High-resilience polyurethane foam wrapped in soft polyester batting | |
| Backrest padding | 25mm thick medium-density polyurethane foam over rigid wood back support | |
| Upholstery fabric | Light beige vertically ribbed woven polyester fabric with matte finish | |
| Armrest caps | Solid walnut-stained hardwood with rounded smooth edges, no upholstery | |
| Leg construction | Tapered splayed solid hardwood legs, angled outward for stability | |
| Floor glides | Black non-marking injection-molded plastic glides attached to leg bottoms | |
| Frame finish | Matte nitrocellulose lacquer walnut stain, scratch-resistant clear topcoat | |
| Cutout arm detail | Y-shaped arched cutout on front arm supports, solid wood carved construction | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Seating function | Fixed upright seating position optimized for standard 760 mm dining tables | |
|---|---|---|
| Back support | Curved semi-enclosed wrap back provides mid-back and lumbar support for mealtime seating | |
| Armrest function | Integrated wood armrests support forearms while seated, allow easy sliding under 700mm+ apron tables | |
| Floor protection | Non-marking plastic glides prevent hardwood, tile, or vinyl floor scuffing during use | |
| Stability design | Splayed four-leg configuration provides 580mm wide support base to prevent tipping | |
| Assembly requirement | Minimal knock-down assembly of legs to seat frame with included hardware | |
| Upholstery maintenance | Stain-resistant fabric finish allows spot cleaning with mild detergent for food/drink spills | |
| Stacking compatibility | Non-stackable fixed frame design, intended for permanent placement around dining tables | |
| 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 | Seating for 6people around standard rectangular or round dining tables in homes | |
|---|---|---|
| Kitchen breakfast nook | Compact armchair for island or breakfast table seating, neutral tone matches wood kitchens | |
| Cafe and bistro seating | Durable fixed seating for casual dining venues with mid-century modern interior design | |
| Home office guest seating | Side chair for placement in front of writing desks or in home office meeting areas | |
| Co-working lounge breakout area | Seating around small cafe tables in collaborative office break spaces | |
| Small apartment open plan living | Compact footprint dining seating that does not overwhelm small multi-use living spaces | |
| 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 strength, durability and safety requirements for seating, applicable to dining chairs | |
|---|---|---|
| EN 1022:2018 | Seating furniture stability test standard, applicable to four-leg splayed frame chairs | |
| EN 13759:2002 | Upholstered furniture resistance to ignition standard for domestic use |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applies to solid wood dining chair frame and finish | |
|---|---|---|
| GB/T 1952.1-2012 | Safety, strength and durability requirements for upholstered seating furniture, domestic use | |
| GB 18584-2001 | Limits of harmful substances in wooden furniture, applies to formaldehyde emission from wood finishes | |
| GB/T 29894-2013 | Performance requirements for furniture upholstery fabrics, applies to abrasion and color fastness |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applies to solid wood dining chair frame and finish; 2. GB/T 1952.1-2012: Safety, strength and durability requirements for upholstered seating furniture, domestic use; 3. GB 18584-2001: Limits of harmful substances in wooden furniture, applies to formaldehyde emission from wood finishes; 4. GB/T 29894-2013: Performance requirements for furniture upholstery fabrics, applies to abrasion and color fastness; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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