| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 750 x 880 x 840 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 | 23 kg | |
|---|---|---|
| Recommended static load capacity | 136 kg | |
| Seat foam density | 30 kg/m3 | |
| Seat foam thickness | 120 mm | |
| Back foam thickness | 80 mm | |
| PU upholstery abrasion resistance | 50000 cycles | |
| Leg static load per leg | 60 kg | |
| 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
| Seat and back upholstery | 1.0 mm thick smooth taupe PU leather | |
|---|---|---|
| Internal structural frame | 15 mm thick engineered plywood board | |
| Seat cushion fill | High-density polyurethane foam wrapped in 20g soft polyester batting | |
| Backrest fill | High-density polyurethane foam with doll cotton top layer | |
| Support legs | 18 mm diameter black powder-coated carbon steel tubes | |
| Leg floor contacts | Injection-molded PVC anti-slip floor protection pads | |
| Seam construction | Uniform hidden stitching with 8 mm 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 configuration | Fixed single-person enclosed seating with 105 degree fixed back tilt | |
|---|---|---|
| Leg assembly | Knockdown four-leg attachment with included M8 hardware bolts | |
| Floor protection | Non-marking anti-slip pads on each leg base prevent hard floor scratches | |
| Cleaning function | Wipe-clean smooth PU surface allows stain removal with damp soft cloth | |
| Structural stability | Four outward-splayed legs provide 680 mm support base for tip resistance | |
| Upholstery fit | Taut tailored upholstery over curved frame prevents sagging during daily use | |
| 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 living room use | Ideal as an occasional accent chair next to sofas or side tables for casual seating | |
|---|---|---|
| Office reception area use | Suitable for waiting lounge and guest seating in corporate reception zones | |
| Bedroom vanity or reading nook use | Fits compact bedroom corners for relaxed seating near windows or dressers | |
| Hotel guest room use | Appropriate for premium guest room corner seating and small lounge areas | |
| Cafe and co-working breakout use | Suitable for light-traffic casual seating in hospitality breakout 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 | Furniture strength, durability and safety for domestic seating, applicable for structural performance validation | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignitability resistance (cigarette test), applicable for fire safety screening |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal wood frame quality checks | |
|---|---|---|
| GB 18584-2001 | Indoor decoration material limits of harmful substances for wooden furniture, applicable for formaldehyde testing |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal wood frame quality checks; 2. GB 18584-2001: Indoor decoration material limits of harmful substances for wooden furniture, applicable for formaldehyde testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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