| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall 3-seater sofa dimensions | 1940 x 770 x 910 mm | |
|---|---|---|
| Single armchair dimensions | 830 x 770 x 910 mm | |
| Coffee table overall dimensions | 1200 x 650 x 450 mm | |
| Seat height from floor | 460 mm | |
| Seat depth per position | 500 mm | |
| Backrest height above seat | 450 mm | |
| Armrest height above floor | 660 mm | |
| Coffee table top thickness | 10 mm | |
| Seating frame tube diameter | 32 mm | |
| Clearance under coffee table | 150 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 seating capacity | 5 persons | |
|---|---|---|
| Load capacity per seat position | 150 kg | |
| Upholstery abrasion resistance | 100000 double rubs | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Set total net weight | 85 kg | |
| Frame corrosion resistance life | 10 years | |
| Standard product warranty | 3 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seating upholstery | 1.0mm thick commercial grade black PU leather | |
|---|---|---|
| Seat and back padding | High-resilience polyurethane foam, 80mm thick on seats, 60mm on backrests | |
| Seating support frame | 2.0mm thick chrome-plated cold-rolled steel tube, cantilever sled base | |
| Armrest construction | Chrome steel frame with wrapped black PU padded top surface | |
| Coffee table top | 10mm thick black tempered safety glass with polished edges | |
| Coffee table frame | 1.5mm thick chrome-plated square steel tube with lower U-shaped stretchers | |
| Foot pads | Non-slip rubber end caps on all frame legs | |
| Frame fasteners | Zinc-plated steel bolt hardware for KD assembly | |
| 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 support mechanism | Fixed cantilever sled frame provides mild flex without adjustment | |
|---|---|---|
| Seat ergonomics | Upright padded back and contoured seat support short-term waiting posture | |
| Coffee table utility | Flat smooth glass top holds reading materials, drinkware and small items | |
| Frame floor protection | Rubber foot pads prevent floor scratches and reduce movement noise | |
| Cleaning and maintenance | Smooth PU and glass surfaces wipe clean with standard non-abrasive cleaners | |
| Assembly structure | Knock-down design with bolted frame connections for on-site assembly | |
| Color option support | Custom upholstery color options available for bulk orders | |
| Set layout flexibility | Seating pieces can be repositioned separately for different waiting area layouts | |
| 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
| Office reception lobbies | Formal black/chrome aesthetic suits professional corporate guest waiting areas | |
|---|---|---|
| Hospital outpatient waiting zones | Durable easy-clean surfaces withstand high daily public traffic | |
| Bank or financial service waiting areas | Upright supportive seating provides professional guest experience for short waits | |
| Hotel business center lounges | Matched cohesive set creates organized, polished seating for visiting clients | |
| Government public service halls | Sturdy frame and stain-resistant upholstery support heavy daily public use | |
| Small business meeting breakout areas | Compact layout fits in secondary meeting spaces for informal discussions | |
| 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 1335-2:2018 | Office work chair safety requirements, referenced for seating structural stability | |
|---|---|---|
| EN 12521:2015 | Furniture strength, durability and safety for domestic seating, referenced for load testing | |
| EN 12150-1:2015 | Tempered soda lime silicate glass safety standards, applicable for coffee table top |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General purpose office chairs standard, referenced for seating static load testing | |
|---|---|---|
| ANSI/BIFMA X5.4-2022 | Lounge and public seating standard, referenced for public area durability requirements |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable for structural safety verification of frame attachments | |
|---|---|---|
| GB 28007-2011 | Safety requirements for children's furniture, applicable for edge and corner safety checks in public spaces | |
| GB/T 19995.1-2005 | Performance requirements for glass furniture tops, applicable for tempered glass safety verification |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable for structural safety verification of frame attachments; 2. GB 28007-2011: Safety requirements for children's furniture, applicable for edge and corner safety checks in public spaces; 3. GB/T 19995.1-2005: Performance requirements for glass furniture tops, applicable for tempered glass safety verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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