| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 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
| Per-seat static weight capacity | 136 kg | |
|---|---|---|
| Backrest per-position static load capacity | 120 kg | |
| Upholstery abrasion resistance | 50000 Martindale rubs | |
| Foam cushion durability (no permanent deformation) | 6000 hours | |
| Structural seating cycle durability | 120000 cycles | |
| Full set net weight (seating units only) | 260 kg | |
| Frame static pressure resistance | 1136 kg | |
| 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
| Seating upholstery material | 0.9mm thick commercial faux leather | |
|---|---|---|
| Internal frame construction | Kiln-dried solid hardwood + 15mm multi-layer plywood | |
| Seat support system | 3.2mm diameter serpentine steel springs + polypropylene support netting | |
| Cushion and backrest fill | 40kg/m³ high-density molded polyurethane foam | |
| Armrest and base trim components | Stained and polished solid hardwood | |
| Solid wood leg and base feet | Solid hardwood with polished varnish finish | |
| Coffee table top material | 18mm thick high-density wood board with dark polished veneer | |
| Seam construction for upholstery | Reinforced stitched seams with 8mm stitch pitch | |
| 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 non-reclining 3-seat sofa plus two matching single armchairs | |
|---|---|---|
| Cushion design | Attached non-removable seat and back cushions | |
| Armrest function | Wide padded solid wood-trimmed armrests for upper body support | |
| Table integration | Matching low coffee table and square side table for guest convenience | |
| Floor protection | Smooth finished wood feet without casters | |
| Maintenance feature | Stain-resistant wipe-clean upholstery surface | |
| 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
| 3-seat sofa shipping carton dimensions | 2200 x 900 x 700 mm | |
|---|---|---|
| Single armchair shipping carton dimensions | 900 x 800 x 800 mm | |
| Total set packaged gross weight | 290 kg | |
| 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
| Corporate executive reception areas | Formal symmetrical styling suitable for greeting business clients and official visitors | |
|---|---|---|
| Office waiting and lounge spaces | Durable commercial construction withstands frequent daily visitor traffic | |
| Formal meeting and negotiation rooms | Supportive upright seating encourages focused, comfortable extended discussions | |
| Hotel executive club lounges | High-end wood and leather finish matches premium commercial hospitality environments | |
| Government and institutional visitor areas | Conservative formal design meets public sector reception space styling requirements | |
| Small business front office guest zones | Compact coordinated set provides complete guest seating with minimal layout complexity | |
| 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 13759:2002 Furniture - Seating - Test methods for the determination of strength and durability | Applicable for structural durability and load performance verification for commercial seating | |
|---|---|---|
| EN 1021-1:2014 Furniture - Assessment of the ignitability of upholstered furniture - Part 1: Ignition source smouldering cigarette | Applicable for basic fire safety verification for public office reception areas |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 Office Chairs - General purpose tests | Applicable reference for commercial seating structural load and durability performance benchmarks |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 General technical requirements for wooden furniture | Applicable for wood trim and frame quality, structural stability and finish durability inspection | |
|---|---|---|
| GB/T 19001-2016 Quality management systems requirements | Applicable for production quality control and supplier qualification verification | |
| GB 18584-2001 Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture | Applicable for formaldehyde and harmful substance emission verification for indoor office use |
This product must meet the following technical requirements: 1. GB/T 3324-2017 General technical requirements for wooden furniture: Applicable for wood trim and frame quality, structural stability and finish durability inspection; 2. GB/T 19001-2016 Quality management systems requirements: Applicable for production quality control and supplier qualification verification; 3. GB 18584-2001 Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture: Applicable for formaldehyde and harmful substance emission verification for indoor office use; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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