| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| overall dimensions | 3400 x 1100 x 910 mm | |
|---|---|---|
| per-seat width | 750 mm | |
| seat height from floor | 450 mm | |
| seat depth | 680 mm | |
| armrest width | 250 mm | |
| armrest height from floor | 620 mm | |
| leg height | 120 mm | |
| headrest extended height | 910 mm | |
| seat cushion thickness | 150 mm | |
| backrest cushion thickness | 120 mm | |
| knee clearance under seat | 120 mm | |
| Back Cushion Thickness | 160 mm | |
| Leg Height / Floor Clearance | 160 mm |
Net weight / load capacity / users / durability
| total static load capacity | 1000 kg | |
|---|---|---|
| product net weight | 160 kg | |
| seat foam density | 2.0 lb/ft³ | |
| foam rebound rate | 60% | |
| leather upholstery abrasion resistance | 50000 cycles | |
| adjustable backrest positions | 3 positions | |
| seam stitch pitch | 30 mm | |
| frame static load durability | 25000 cycles | |
| Seat Foam Density / Rebound | 40 kg/m³ / 60% | |
| Upholstery Abrasion Reference | Fabric 60000 cycles; leather-class cover 1.4 mm |
Core acceptance fields · Panels / hardware / frame / upholstery
| internal frame | kiln-dried solid hardwood and plywood, corner-blocked glued joinery | |
|---|---|---|
| seat suspension | interwoven 80mm elastic webbing under seat cushions | |
| seat cushion fill | high-density polyurethane foam wrapped in Dacron batting | |
| backrest/headrest fill | variable-density polyurethane foam for lumbar and neck support | |
| upholstery surface | smooth matte black full-grain or bonded leather, channel-quilted grid stitching | |
| armrest padding | wrapped high-density foam over rigid subframe, matching upholstery | |
| support legs/base | matte black powder-coated flat steel cantilever sled feet | |
| modular connection hardware | zinc-plated steel connecting brackets between seat modules | |
| Timber Frame Section / Moisture | Primary section ≥30 × 50 mm; recommended moisture 12% | |
| Spring / Webbing Specification | Sinuous spring wire 4 mm; elastic webbing 70 mm wide | |
| Leg Connector Specification | Reference M8-M10 with at least 1 mechanical fixing per leg | |
| Reference Upholstery Color Count | Recommended 8fabric/leather color options |
Adjustment / rotation / tilt / mobility / storage features
| adjustable headrest/backrest | manual ratchet mechanism adjusts to 3 recline angles, locks in position for neck/lumbar support | |
|---|---|---|
| modular section connection | steel brackets secure individual seat and arm modules, enabling configuration changes | |
| non-marking leg pads | plastic foot caps on metal legs prevent floor scratching | |
| fixed deep-seat design | single fixed seat depth with no movable footrest extension, optimized for relaxed lounging | |
| removable cushion covers | zippered upholstery covers allow removal for spot cleaning | |
| cantilever base support | flat-bar steel sled legs distribute weight evenly without central support beams | |
| Cushion Service Configuration | Recommended 2removable/replaceable cushion methods |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Module Carton Dimensions | 2200× 1050× 850 mm | |
| Reference Packaging Volume | 1.8 m³/item | |
| Reference Packaged Gross Weight | 110 kg/item |
Recommended spaces / users / usage modes
| residential living room | main lounge seating for 4 adults, suitable for open-plan contemporary interiors | |
|---|---|---|
| modern office reception area | waiting area seating for executive suites or design studio common spaces | |
| luxury lounge space | high-end hotel lobby or premium residential media room seating arrangement | |
| minimalist interior schemes | low-profile matte black finish complements monochrome, industrial, or modern decor | |
| open-plan loft spaces | linear configuration fits long wall layouts without blocking sightlines |
EU Market Access Requirements* EN Standards
| EN 12520:2015 | Furniture strength, durability and safety requirements for residential seating | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignitability resistance to smouldering cigarette |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal hardwood frame | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wooden furniture, applicable for formaldehyde emission control | |
| GB/T 16799-2008 | Furniture leather performance requirements, applicable to upholstery material |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal hardwood frame; 2. GB 18584-2001: Limit of harmful substances in wooden furniture, applicable for formaldehyde emission control; 3. GB/T 16799-2008: Furniture leather performance requirements, applicable to upholstery material; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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