| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Three-seater sofa overall dimensions | 2100 x 850 x 820 mm | |
|---|---|---|
| Single armchair overall dimensions | 900 x 850 x 820 mm | |
| Seat height from floor | 430 mm | |
| Seat depth per position | 580 mm | |
| Backrest height above seat | 390 mm | |
| Armrest height from floor | 620 mm | |
| Leg height (floor to base of sofa frame) | 120 mm | |
| Seat cushion thickness | 120 mm | |
| Back cushion thickness | 100 mm | |
| Armrest width | 120 mm | |
| Set total footprint (arranged as shown) | 3300 x 2200 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 range | 135 kg | |
|---|---|---|
| Per-seat static load capacity | 150 kg | |
| Total seating capacity | 5 persons | |
| Seat foam density | 40 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Chrome leg static load per leg | 80 kg | |
| Expected structural 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
| Seat and back upholstery | Black smooth faux leather (PU leather) | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam | |
| Back cushion core | Medium-density polyurethane foam with tufted button detail | |
| Internal structural frame | 18mm thick engineered wood (plywood/particleboard) | |
| Support legs | 1.5mm thick chrome-plated polished steel | |
| Outer armrest panel accents | Triangular chrome-plated steel trim | |
| Armrest structure | Padded engineered wood core wrapped in matching black faux leather | |
| Seat base support | Elastic webbing suspension under seat foam | |
| Stitching specification | 8 stitches per inch | |
| Seam construction | Bonded nylon thread with 8 stitches per inch seam pitch | |
| Leg end protectors | 5mm thick non-marking nylon floor caps | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Fixed 3-piece modular arrangement | |
|---|---|---|
| Cantilever leg design | Fixed polished steel skid legs with floor protection end caps | |
| Tufted back cushion design | Fixed stitched tufting on all back cushions | |
| Armrest support function | Fixed padded armrests on both sides of every seating position | |
| Upholstery maintenance | Smooth non-porous faux leather surface | |
| Floor clearance design | 120mm clearance under sofa base | |
| Set modular compatibility | All units share matching leg, upholstery and trim design | |
| Weight distribution design | Widely spaced cantilever legs | |
| Static seating support | Fixed non-reclining seat and back structure with no moving mechanisms | |
| Cantilever skid leg design | Fixed polished steel cantilever legs with integrated non-marking end caps | |
| Tufted back cushion retention | Permanently stitched central tufting on all back cushions | |
| Fixed padded arm support | Dual-sided fixed padded armrests on every seating position |
Verified carton / gross weight / assembly / loading data
| Total number of packages | 4 cartons | |
|---|---|---|
| Largest single carton dimensions (three-seater components) | 1900 x 750 x 350 mm | |
| Single armchair carton dimensions | 950 x 750 x 450 mm | |
| Total shipment gross weight | 160 kg | |
| Total shipment volume (CBM) | 1.33 m³ | |
| On-site assembly time | 90 minutes | |
| 40ft HQ container loading quantity (full sets) | 42 sets | |
| Packaging protection | 5-layer corrugated carton with 20mm EPS foam edge protection and plastic wrap for upholstered parts | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Corporate office reception areas | Professional formal appearance suited for guest waiting areas, matches modern executive office design schemes | |
|---|---|---|
| Small business meeting and lounge spaces | 5-person total capacity supports small team meetings and visitor seating without occupying excess floor space | |
| Executive office private waiting zones | Matching coordinated set creates a cohesive formal look for spaces outside executive offices or boardrooms | |
| Public service waiting areas (banks, legal offices) | Durable wipe-clean upholstery and high load rating supports high daily visitor traffic with low maintenance | |
| Recommended companion furniture | Pairs with black glass-top coffee tables of 1400 mm length, matching dark wood bookcases and light neutral flooring as visible in reference layout | |
| Flooring compatibility | Suitable for installation on tile, commercial carpet, laminate and polished concrete floors, with floor protectors integrated into leg ends | |
| 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 13759:2012 | Domestic and contract furniture - Seating - Test methods for the determination of strength and durability, applicable for structural performance validation | |
|---|---|---|
| EN 1022:2018 | Domestic furniture - Seating - Determination of stability, applicable to verify anti-tip performance of all seating units |
US and Canada office-furniture standards
| North America procurement and testing reference | ANSI/BIFMA X5.4 Public and Lounge Seating |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to the internal engineered wood frame structural performance and finish quality | |
|---|---|---|
| GB 18584-2001 | Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture, applies to formaldehyde emission limits for internal wood components | |
| GB/T 1952.1-2012 | General technical requirements for sofas, applicable to seating dimensional stability, load capacity and upholstery durability |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to the internal engineered wood frame structural performance and finish quality; 2. GB 18584-2001: Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture, applies to formaldehyde emission limits for internal wood components; 3. GB/T 1952.1-2012: General technical requirements for sofas, applicable to seating dimensional stability, load capacity and upholstery durability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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