| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 660 x 630 x 900 mm | |
|---|---|---|
| Seat height | 500 mm | |
| Seat width | 510 mm | |
| Seat depth | 480 mm | |
| Backrest height | 390 mm | |
| Armrest height from floor | 650 mm | |
| Leg taper length from floor to frame | 500 mm | |
| Brass ferrule height on legs | 50 mm | |
| Seat cushion thickness | 100 mm | |
| Backrest padding thickness | 80 mm | |
| Clearance between seat underside and floor | 400 mm | |
| Open cutout gap below armrests | 120 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Net weight per chair | 19 kg | |
|---|---|---|
| Recommended static load capacity | 160 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 45% | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Seat backward tilt angle | 8 degrees | |
| Recommended user height range | 190 cm | |
| Frame joint static load rating | 200 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery surface | Cognac brown matte faux leather, 1.2mm thick | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam, layered with soft top layer | |
| Backrest padding core | Medium-density polyurethane foam, curved to match barrel shape | |
| Internal support frame | Kiln-dried solid hardwood, 25mm thick structural members | |
| Leg structure | Solid tapered hardwood, matte black painted finish | |
| Foot ferrules | Polished brass-plated metal caps, split decorative detail | |
| Seam stitching | High-tenacity polyester thread, 8mm stitch pitch | |
| Armrest support brackets | Curved black-finished wood supports connecting back to front legs | |
| 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-position upright seating for dining use, no swivel or recline | |
|---|---|---|
| Arm support | Integrated wrap-around armrests formed by continuous backrest curve | |
| Floor protection | Brass ferrules act as wear-resistant feet to prevent floor scuffing | |
| Assembly requirement | Leg attachment to pre-upholstered seat frame required for flat-pack delivery | |
| Cleaning performance | Smooth faux leather surface allows wipe-clean maintenance with damp cloth | |
| Posture support | Curved barrel back provides lateral torso support during seated dining | |
| Weight distribution | Four outward-splaying legs provide stable base on hard and carpeted floors | |
| 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 space | Suitable for use with standard height 750mm dining tables in home dining rooms | |
|---|---|---|
| Commercial hospitality venue | Appropriate for restaurant, cafe or hotel dining areas with contract-grade durability | |
| Open concept kitchen | Fits kitchen island or breakfast bar dining areas with standard counter height | |
| Small meeting room | Usable as guest seating in compact office meeting or breakout spaces | |
| Recommended configuration | Sold in sets of 2 for symmetrical table placement around dining surfaces | |
| Floor type suitability | Safe for use on wood, tile, and low-pile carpet floors with brass foot caps | |
| 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 | Strength, durability and safety requirements for domestic dining seating | |
|---|---|---|
| EN 1022:2018 | Stability test method for seating furniture, applicable for anti-tip verification |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable for frame strength verification | |
|---|---|---|
| GB/T 16799-2008 | Technical specification for polyurethane synthetic leather upholstery material | |
| GB 28007-2011 | Safety requirements for children's furniture if specified for family dining use | |
| GB/T 10357.3-2013 | Furniture mechanical performance test for chair seat and back durability |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable for frame strength verification; 2. GB/T 16799-2008: Technical specification for polyurethane synthetic leather upholstery material; 3. GB 28007-2011: Safety requirements for children's furniture if specified for family dining use; 4. GB/T 10357.3-2013: Furniture mechanical performance test for chair seat and back durability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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