| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Three-seater sofa overall dimensions | 2180 x 900 x 890 mm | |
|---|---|---|
| Single armchair overall dimensions | 1060 x 900 x 890 mm | |
| Seat height from floor | 450 mm | |
| Seat cushion thickness | 120 mm | |
| Backrest height above seat | 440 mm | |
| Armrest height above seat | 200 mm | |
| Wood trim thickness on arms/base | 50 mm | |
| Minimum layout footprint for full set | 3800 x 2400 mm | |
| Seat depth (usable) | 580 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
| Total set net weight | 130 kg | |
|---|---|---|
| Three-seater sofa static load capacity | 450 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| PU upholstery abrasion resistance | 50000 cycles | |
| Recommended seating capacity (full set) | 5 persons | |
| Frame structural warranty | 5 years | |
| 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
| Outer upholstery | 1.2mm thick black PU faux leather, smooth matte finish | |
|---|---|---|
| Seat/back padding | 45# high-density high-elastic PU foam, deformation resistant | |
| Inner frame | Kiln-dried hardwood with 7mm multi-layer plywood reinforcement, moisture content <10% | |
| Seat suspension | High-strength manganese steel serpentine springs + elastic webbing support | |
| Arm/base trim | Polished dark red lacquered solid wood, high-gloss finish | |
| Support feet | 50mm solid dark red wood block feet with non-slip floor glides | |
| Seam construction | Reinforced stitched seams with 8 stitches per inch pitch | |
| Surface treatment | Stain-resistant easy-clean PU coating, wipeable with soft damp cloth | |
| 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 configuration | Fixed static 3+1+1 layout, no recline or tilt mechanisms | |
|---|---|---|
| Floor protection | Non-marking plastic glides on all wood feet, prevents hard floor scratches | |
| Cleaning compatibility | Wipe-clean surface, supports sanitization with mild non-abrasive cleaners | |
| Installation type | Knock-down assembly, attached to wood frame with standard hardware | |
| Seating ergonomics | Curved padded armrests and lumbar-support backrests for extended guest comfort | |
| Color option availability | 1 standard stock color (black), custom colors available for bulk orders | |
| Structural stability | Low center of gravity from wide block wood feet, no rocking on level floors | |
| Block wood foot height | 50 mm | |
| 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
| Executive office reception areas | Formal business styling for hosting visiting clients and guest meetings | |
|---|---|---|
| Corporate lobby waiting zones | Durable easy-clean upholstery suitable for high-traffic public office spaces | |
| Conference room breakout seating | Curved comfortable design for short wait periods or informal discussion groups | |
| VIP executive office guest seating | Polished wood trim matches high-end executive office decor and furnishing style | |
| Hotel business center lounges | Consistent commercial styling matches hospitality business area design requirements | |
| 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 13759:2003 | Domestic and contract seating – test methods for strength and durability | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture – assessment of ignitability of cigarette source |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
Standards applicable to China-market projects
| GB 18584-2001 | Indoor decorating and refurbishing materials – limit of harmful substances of wood furniture | |
|---|---|---|
| GB/T 16799-2008 | Polyurethane leather, applicable for upholstery material physical property testing |
This product must meet the following technical requirements: 1. GB 18584-2001: Indoor decorating and refurbishing materials – limit of harmful substances of wood furniture; 2. GB/T 16799-2008: Polyurethane leather, applicable for upholstery material physical property testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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