| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 570 x 940 mm | |
|---|---|---|
| Seat height | 510 mm | |
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Armrest height above seat | 220 mm | |
| Backrest height above seat | 430 mm | |
| Leg diameter | 16 mm | |
| Seat cushion thickness | 110 mm | |
| Foot 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 unit | 12 kg | |
|---|---|---|
| Static weight capacity | 150 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 45% | |
| Upholstery abrasion resistance | 30000 Martindale cycles | |
| Frame static load rating | 300 kg | |
| Warranty period | 365 days | |
| Available color variants | 6 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Central back panel upholstery | Dark green matte woven fabric | |
|---|---|---|
| Side/seat upholstery | Light off-white woven fabric | |
| Seat cushion core | 12mm plywood base with high-density polyurethane foam | |
| Backrest core | 8mm plywood frame with medium-density foam padding | |
| Leg and support frame | 16mm diameter steel tube with matte black powder coating | |
| Upholstery stitching | Polyester thread with 8mm seam pitch | |
| Foot fittings | Polypropylene non-marking floor glides | |
| 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 | Static upright seating for table-height dining use | |
|---|---|---|
| Arm support | Integrated curved wrap-around armrests at dining height | |
| Floor protection | Non-marking glides on all leg bases | |
| Stackability | Non-stackable fixed frame design | |
| Cleaning access | Smooth upholstered surfaces allow spot cleaning | |
| Fit compatibility | Seat height slides fully under standard 750mm height 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 rooms | Pairs with standard height dining tables for daily meal seating | |
|---|---|---|
| Commercial cafes and bistros | Durable upholstery suitable for moderate-traffic food service spaces | |
| Home office accent seating | Fits as guest seating beside desks or in small meeting nooks | |
| Reception waiting areas | Modern two-tone design coordinates with contemporary lounge spaces | |
| Small apartment dining nooks | Compact footprint fits limited space without restricting legroom | |
| 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 | Safety strength and durability requirements for domestic seating | |
|---|---|---|
| EN 1022:2018 | Stability test standard for domestic and non-domestic seating |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to plywood seat cores | |
|---|---|---|
| GB/T 10357.3-2013 | Test method for chair and stool mechanical strength, for structural load verification |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to plywood seat cores; 2. GB/T 10357.3-2013: Test method for chair and stool mechanical strength, for structural load verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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