| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 610 x 600 x 870 mm | |
|---|---|---|
| Seat height | 490 mm | |
| Seat depth | 460 mm | |
| Seat width | 500 mm | |
| Armrest height from floor | 660 mm | |
| Backrest height above seat | 420 mm | |
| Leg cross-section | 35 x 35 mm | |
| Lower cross stretcher height from floor | 180 mm | |
| Seat padding thickness | 60 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 | 9 kg | |
|---|---|---|
| Static weight capacity | 150 kg | |
| Fabric abrasion resistance | 30000 double rubs | |
| Seat foam density | 40 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Recommended daily usage duration | 4 hours | |
| Warranty period | 1 year | |
| Available upholstery color options | 4 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Frame construction | Dark stained solid hardwood (rubberwood/ash reference) | |
|---|---|---|
| Seat upholstery | Beige textured woven linen-blend fabric | |
| Seat padding core | High-density polyurethane foam | |
| Backrest panel | Solid dark stained wood matching frame | |
| Armrest structure | Integrated curved solid wood joined to front leg and back frame | |
| Structural stretchers | Solid wood horizontal cross braces between legs | |
| Wood surface finish | Matte dark varnish/stain | |
| Upholstery attachment | Hidden staples under seat frame with 8mm seam pitch | |
| Foot pads | Non-slip plastic floor protection pads | |
| 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
| Frame mobility | Fixed stationary four-leg design, no swivel or casters | |
|---|---|---|
| Height adjustment | No adjustable components, fixed static seat height | |
| Back support | Fixed tilted solid wood panel provides mid-back lumbar support | |
| Arm support | Integrated curved armrests support forearm placement during dining | |
| Frame stability | Lower cross stretchers reduce leg flex and add structural rigidity | |
| Seat cushion function | Padded upholstered seat distributes weight for extended sitting comfort | |
| Floor protection | Bottom foot pads prevent floor scratches and reduce movement noise | |
| Stacking capability | Non-stackable fixed armchair design | |
| Backrest tilt angle | 8 degrees | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| 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 | Pairs with standard 750mm height dining tables for family meal seating | |
|---|---|---|
| Restaurant and cafe seating | Suitable for light commercial use in casual dining and tea house spaces | |
| Conference room side seating | Works as fixed guest seating around small meeting tables in offices | |
| Modern/New Chinese style interiors | Matches dark wood and neutral tone minimalist interior design schemes | |
| Hotel guest room seating | Functions as desk or corner seating in mid-range hotel room layouts | |
| Recommended table apron clearance | Requires 700mm minimum apron height to fit armrests under table | |
| Seating configuration | Can be paired with matching armless dining chairs for mixed table layouts | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 12520:2015 | Strength, durability and safety for domestic seating, applicable for performance testing | |
|---|---|---|
| EN 1022:2018 | Stability determination for seating furniture, applicable to static four-leg chairs | |
| EN 16139:2013 | Strength and safety for non-domestic seating, applicable for light commercial use |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to frame structure | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wooden furniture, applicable for formaldehyde testing | |
| GB/T 1952.1-2012 | Test methods for chair and stool stability, applicable to static seating safety |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to frame structure; 2. GB 18584-2001: Limit of harmful substances in wooden furniture, applicable for formaldehyde testing; 3. GB/T 1952.1-2012: Test methods for chair and stool stability, applicable to static seating safety; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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