| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 760 x 870 x 850 mm | |
|---|---|---|
| Seat height | 510 mm | |
| Seat width | 620 mm | |
| Seat depth | 560 mm | |
| Seat cushion thickness | 140 mm | |
| Backrest height | 340 mm | |
| Back cutout dimensions | 380 x 120 mm | |
| Leg cross-section dimension | 120 x 120 mm | |
| Under-seat clearance | 160 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
| Recommended static load capacity | 159 kg | |
|---|---|---|
| Net product weight | 25 kg | |
| Seat foam density | 40 kg/m³ | |
| Foam rebound rate | 55% | |
| Upholstery fabric abrasion resistance | 30000 Martindale cycles | |
| Frame joint static load rating | 200 kg | |
| Anti-slip pad floor friction coefficient | 0.6 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery fabric | Dark green textured woven polyester, 0.8mm thick, anti-pilling treated | |
|---|---|---|
| Internal frame | 18mm thick reinforced engineered plywood frame with corner blocking | |
| Seat padding | High-density polyurethane foam core wrapped with 20g soft polyester batting | |
| Backrest padding | 30mm thick high-density foam over frame to maintain rigid sculpted form | |
| Leg construction | Fully upholstered integrated block legs matching frame structure, no exposed hardware | |
| Foot pads | 8mm thick black non-marking rubber anti-slip pads bonded to each leg base | |
| Seam detailing | Matching dark green piped edging along all upholstery seams, 8mm stitch pitch | |
| 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 armless single-person seating for residential lounge or dining use | |
|---|---|---|
| Floor protection | Integrated rubber foot pads prevent scuffing and sliding on hard wood or tile floors | |
| Structural stability | Four wide block legs create a low center of gravity to prevent tipping under normal use | |
| Back support | Curved-top upright backrest with open cutout provides lumbar support while reducing visual bulk | |
| Placement flexibility | Compact armless footprint fits in dining nooks, living room corners, entryways, or bedroom vanities | |
| Cleaning access | Smooth seamed upholstery allows spot cleaning without removable cushions | |
| 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
| Gross shipping weight | 28 kg | |
|---|---|---|
| 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 spaces | Fits standard 750mm high dining tables as a stylish armless side chair | |
|---|---|---|
| Living room accent seating | Serves as a decorative side chair next to sofas, coffee tables, or reading nooks | |
| Entryway and foyer use | Compact footprint fits narrow entryways as functional seating for putting on shoes | |
| Bedroom vanity seating | Armless design slides easily under standard height vanity tables for grooming use | |
| Commercial lounge spaces | Suitable for boutique waiting areas, cafe seating, or hotel guest room accents | |
| 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
| Seating strength recommendation | EN 12520:2015 | |
|---|---|---|
| Fabric upholstery flammability recommendation | EN 1021:2014 |
Standards applicable to China-market projects
| Upholstered furniture safety recommendation | GB 28007 | |
|---|---|---|
| Formaldehyde emission recommendation | GB 18584 |
This product must meet the following technical requirements: 1. Upholstered furniture safety recommendation: GB 28007; 2. Formaldehyde emission recommendation: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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