| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall 3-seater sofa dimensions | 1900 x 850 x 750 mm | |
|---|---|---|
| Overall single armchair dimensions | 850 x 850 x 750 mm | |
| Seat height from floor | 420 mm | |
| Seat depth (usable) | 550 mm | |
| Backrest height above seat | 330 mm | |
| Armrest height above seat | 200 mm | |
| Seat cushion thickness | 120 mm | |
| Metal base leg height | 120 mm | |
| Armrest width | 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
| Set total net weight | 125 kg | |
|---|---|---|
| 3-seater sofa static load capacity | 450 kg | |
| Seat foam density | 40 kg/m³ | |
| Seat foam resilience rate | 45% | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Recommended maximum daily user turnover per seat | 50 users | |
| Expected service life under normal office use | 8 years | |
| Seat foam rebound rate | 45% | |
| Backrest foam density | 35 kg/m³ | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Outer upholstery | Black split leather match (PU coated split hide) | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam, wrapped with 20mm soft foam top layer | |
| Backrest cushion core | 35kg/m³ medium density polyurethane foam | |
| Internal support frame | 25mm x 25mm x 1.2mm thick square steel tube frame, anti-rust powder coated | |
| Support base frame | 20mm x 40mm x 1.5mm thick polished chrome plated rectangular steel tube, sled-style base | |
| Base floor glides | Adjustable nylon floor glides, 10mm adjustment range | |
| Upholstery stitching | High-tenacity polyester thread, 8mm seam pitch, matched black thread | |
| Armrest internal structure | 12mm thick plywood substrate, padded with 10mm foam under upholstery | |
| Internal load-bearing frame | 25mm x 25mm x 1.2mm thick square steel tube, anti-rust black powder coated internal finish | |
| Backrest internal support | 4mm thick hardboard backing panel, secured to steel frame with steel staples | |
| Base foot caps | 0.5mm thick chrome-plated steel foot cover over nylon glide | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Fixed 3+1+1 set layout, providing 5 total seating positions for reception areas | |
|---|---|---|
| Recline function | Fixed upright backrest angle at 105 degrees, no tilt or recline mechanism | |
| Cushion design | Fixed attached seat and back cushions, no removable cushion covers | |
| Base stability | Sled style perimeter steel frame distributes weight evenly, no rocking or swivel function | |
| Floor protection | Nylon glides on all base feet prevent scratching on hard tile, wood or polished concrete floors | |
| Cleaning compatibility | Smooth non-porous upholstery surface supports wipe-clean maintenance with standard leather cleaning agents | |
| Modular placement | Single armchairs can be positioned independently on either side of the 3-seater, or arranged separately for flexible meeting layouts | |
| No integrated power or charging features | Seating does not include built-in USB ports, power outlets or cable management | |
| Backrest orientation | Fixed upright backrest angle at 105 degrees, no tilt or recline mechanism | |
| Cushion attachment | Fixed attached seat and back cushions, no removable cushion covers | |
| Base stability performance | Sled-style perimeter steel frame distributes weight evenly across four contact points, no rocking or swivel function | |
| Floor protection function | Nylon glides on all base feet prevent scratching on hard tile, wood or polished concrete floors, no hard metal contact with floor surface |
Verified carton / gross weight / assembly / loading data
| Number of shipping cartons | 3 cartons | |
|---|---|---|
| 3-seater sofa carton dimensions | 1950 x 900 x 650 mm | |
| Single armchair carton dimensions (per unit) | 900 x 900 x 650 mm | |
| Total gross shipping weight | 145 kg | |
| Total shipping volume (CBM) | 2.19 CBM | |
| Assembly time (2 person team) | 45 minutes | |
| 20ft GP container loading quantity | 18 sets | |
| 40ft HQ container loading quantity | 45 sets | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Corporate executive reception areas | Formal black and chrome aesthetic matches professional business environments, suitable for waiting visitors in office lobbies or executive floors | |
|---|---|---|
| Small office meeting rooms | Compact 3+1+1 configuration fits 5 people for informal internal discussions or small client meetings | |
| Hotel business centers and VIP lounges | Durable wipe-clean upholstery and high load capacity withstand continuous daily use by transient guests | |
| Co-working space common areas | Consistent minimalist design coordinates with various modern office decor styles, suitable for shared waiting and breakout zones | |
| Waiting areas for professional service offices | Appropriate for law firms, financial institutions, and medical clinics conveying a professional, trustworthy impression | |
| Recommended complementary furniture pairing | Matches with 1200x600mm black or glass top coffee tables with chrome legs, placed centrally on a low-pile rug as pictured | |
| Corporate executive reception lobbies | Formal black and chrome aesthetic matches professional business environments, suitable for waiting visitors on office ground floors or executive floors | |
| Small internal meeting rooms | Compact 3+1+1 configuration fits 5 people for informal internal discussions or small client meetings |
EU Market Access Requirements* EN Standards
| EN 1335-2:2018 | Office furniture - Office work chair - Part 2: Safety requirements, applicable as structural safety reference for commercial office seating | |
|---|---|---|
| EN 1022:2018 | Domestic furniture - Seating - Determination of stability, applicable to anti-tip stability testing of sofas and armchairs | |
| EN 14465:2003 | Textiles - Upholstery fabrics - Specification and methods of test, applicable to upholstery abrasion and color fastness testing | |
| EN 12520:2015 | Furniture - Strength, durability and safety - Requirements for domestic seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.11-2015 | Standard for Lounge Seating, applicable for commercial seating static load, durability and stability performance benchmarking |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal plywood frame structural safety testing | |
|---|---|---|
| GB 18584-2001 | Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture, applicable to formaldehyde emission testing of internal plywood components | |
| GB/T 16799-2008 | Furniture used leather, applicable to upholstery material quality and performance testing | |
| GB/T 10357.1-2013 | Test of furniture mechanical performance - Part 1: General test principles for seating, applicable to static load and durability testing of sofas |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal plywood frame structural safety testing; 2. GB 18584-2001: Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture, applicable to formaldehyde emission testing of internal plywood components; 3. GB/T 16799-2008: Furniture used leather, applicable to upholstery material quality and performance testing; 4. GB/T 10357.1-2013: Test of furniture mechanical performance - Part 1: General test principles for seating, applicable to static load and durability testing of sofas; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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