| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (single module) | 850 x 550 x 400 mm | |
|---|---|---|
| Seat height | 400 mm | |
| Seat surface width | 850 mm | |
| Seat surface depth | 550 mm | |
| Side body thickness | 180 mm | |
| Edge radius | 80 mm | |
| Floor glide diameter | 15 mm | |
| Floor clearance | 5 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
| Net weight per module | 12 kg | |
|---|---|---|
| Static load capacity per seat | 150 kg | |
| Seating capacity per module | 1 person | |
| Upholstery abrasion resistance | 30000 Martindale cycles | |
| Foam density | 35 kg/m³ | |
| Foam rebound rate | 55% | |
| Stitching seam pitch | 8 stitches per 30mm | |
| Product warranty | 5 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 upholstery | Matte polyester fabric | |
|---|---|---|
| Seat core fill | High-density high-resilience polyurethane foam | |
| Internal frame | 15mm thick multi-layer solid wood board | |
| Base substrate | 9mm thick hardboard backing | |
| Floor glides | Black non-slip nylon glides | |
| Sewing thread | High-tenacity nylon thread | |
| Adhesive layer | Low-VOC water-based foam adhesive | |
| 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 | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Modular interlocking | Curved kidney shape nests with matching modules | |
|---|---|---|
| Rounded edge protection | Fully padded soft edges on all exposed sides | |
| Floor protection | Fixed non-slip nylon glides | |
| Independent use | Single module functions as standalone casual seating | |
| Stain resistance | Tight weave fabric surface supports spot cleaning | |
| Color customization | Two-tone grey and yellow finish visible | |
| Interlocking concave notch width | 220 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
| Note | Engineering for preliminary quotation, not supplier measured 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
| Public waiting areas | Suitable for hospital, office and station waiting lounges | |
|---|---|---|
| Mall and retail spaces | Ideal for department store rest zones and pop-up displays | |
| Early learning and play spaces | Safe for kindergarten common areas | |
| Office breakout zones | Fits informal collaborative and relaxation spaces | |
| Event and exhibition seating | Use for trade show and temporary event seating | |
| Reception lobbies | Complements modern front reception areas | |
| 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 16139:2013 | Furniture - Strength, durability and safety for non-domestic seating | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignitability resistance to smouldering cigarette |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal frame quality | |
|---|---|---|
| GB 18584-2001 | Limits of harmful substances in wood furniture for indoor use | |
| GB/T 27717-2011 | Performance requirements for upholstered furniture seating units |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal frame quality; 2. GB 18584-2001: Limits of harmful substances in wood furniture for indoor use; 3. GB/T 27717-2011: Performance requirements for upholstered furniture seating units; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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