| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall chair dimensions | 850 x 850 x 950 mm | |
|---|---|---|
| Chair seat width | 720 mm | |
| Chair seat depth | 620 mm | |
| Chair seat height | 460 mm | |
| Backrest cushion height | 320 mm | |
| Ottoman overall dimensions | 690 x 600 x 430 mm | |
| Ottoman cushion thickness | 180 mm | |
| Chair cushion thickness | 180 mm | |
| Metal frame strap thickness | 12 mm | |
| Under-seat ground clearance | 120 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
| Chair static weight capacity | 136 kg | |
|---|---|---|
| Ottoman static weight capacity | 45 kg | |
| Cushion foam density | 40 kg/m³ | |
| Cushion foam rebound rate | 60% | |
| Net weight of full set | 28 kg | |
| Powder coat scratch resistance | 500 cycles | |
| Upholstery abrasion resistance | 50000 cycles | |
| Limited warranty period | 2 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Chair seat cushion core | High-resilience polyurethane foam | |
|---|---|---|
| Chair back cushion core | High-resilience polyurethane foam with fiber wrap | |
| Upholstery surface | Black top-grain leather with tufted button detailing | |
| Structural frame | 12mm thick cold-rolled steel with matte black powder coat | |
| Frame connection hardware | Zinc-plated steel bolts and welded joints | |
| Tufting fasteners | Reinforced fabric buttons secured with internal polyester ties | |
| Floor contact pads | Non-slip rubber pads on frame feet | |
| Seam stitching | Bonded polyester thread with 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 |
Adjustment / rotation / tilt / mobility / storage features
| Seating function | Stationary non-reclining armless lounge seating for single adult user | |
|---|---|---|
| Ottoman function | Matching elevated footrest, usable as extra auxiliary seating | |
| Structural support | Continuous curved cantilever frame distributes weight without separate legs | |
| Back support | Fixed angled padded back cushion provides upper back support | |
| Floor protection | Integrated rubber foot pads prevent hard floor scuffing | |
| Assembly requirement | Knock-down assembly with included hardware, frame sections bolt to cushion brackets | |
| Backrest tilt angle | 105 degrees | |
| 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 | Suitable for placement beside sofa or in reading nook for casual relaxation | |
|---|---|---|
| Office lounge area | Usable in executive breakout spaces or waiting areas for guest seating | |
| Boutique hospitality spaces | Ideal for hotel lobbies or high-end cafe seating areas | |
| Private study/reading corner | Paired ottoman supports elevated leg rest for extended reading comfort | |
| Showroom display staging | Works as statement accent furniture for modern interior design displays | |
| 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
| Domestic furniture seating strength | EN 12520:2015 | |
|---|---|---|
| Furniture upholstery flammability | EN 1021:2014 | |
| Steel substrate powder coating performance | EN 13438:2013 |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
Standards applicable to China-market projects
| Upholstered furniture safety | GB 28007 | |
|---|---|---|
| Formaldehyde emission | GB 18580 | |
| Leather furniture specification | GB/T 16799 |
This product must meet the following technical requirements: 1. Upholstered furniture safety: GB 28007; 2. Formaldehyde emission: GB 18580; 3. Leather furniture specification: GB/T 16799; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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