| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 660 x 572 x 902 mm | |
|---|---|---|
| Seat height | 508 mm | |
| Seat width | 495 mm | |
| Seat depth | 483 mm | |
| Backrest height | 432 mm | |
| Armrest height above seat | 178 mm | |
| Leg outer diameter | 22 mm | |
| Leg splay angle from vertical | 8 degrees | |
| Seat cushion thickness | 80 mm | |
| Backrest thickness at widest point | 65 mm | |
| Floor clearance under seat | 260 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 chair | 9 kg | |
|---|---|---|
| Recommended static load capacity | 150 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 42% | |
| Back foam density | 38 kg/m³ | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Seam stitch pitch | 8 stitches per inch | |
| Leg static load per leg | 75 kg | |
| Residential use warranty period | 2 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Inner seat and back upholstery | Light off-white PU leather | |
|---|---|---|
| Outer back panel upholstery | Dark grey PU leather | |
| Seat cushion padding | High-density polyurethane foam | |
| Back shell padding | Medium-density polyurethane foam | |
| Internal support frame | 12 mm thick plywood | |
| Leg construction | 1.5 mm thick powder-coated dark carbon steel | |
| Foot caps | Non-marking injection-molded polyethylene | |
| Edge trim | Contrast color stitched PU piping | |
| Upholstery adhesive | Low-VOC water-based contact cement | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Base configuration | Fixed static four-leg design | |
|---|---|---|
| Integrated armrest support | Continuous curved armrests connected to backrest shell | |
| Assembly requirement | Knock-down assembly with included hardware | |
| Surface maintenance | Wipe-clean water-resistant PU upholstery | |
| Leg floor protection | Non-marring foot caps on each leg | |
| Seating posture support | Upright ergonomic back angle of 100 degrees | |
| Stability design | Splayed outward leg configuration | |
| Armrest clearance | 559 mm distance between armrest outer edges | |
| 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
| Carton dimensions | 750 x 650 x 500 mm | |
|---|---|---|
| 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
| Residential dining rooms | Matches standard dining table height for everyday family meal use | |
|---|---|---|
| Restaurant cafe seating | Durable wipe-clean upholstery suitable for high-turnover food service | |
| Open-plan kitchen islands | Compact footprint fits counter-height overhangs for casual dining | |
| Small home office guest seating | Formal upright profile suitable for short-term visitor seating | |
| Hotel banquet auxiliary seating | Uniform modern style coordinates with contemporary event furniture | |
| Apartment balcony dining sets | Lightweight metal frame suitable for covered outdoor dining use | |
| 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 12520:2015 | Furniture - Strength, durability and safety for domestic seating | |
|---|---|---|
| EN 1022:2018 | Furniture - Seating - Determination of stability | |
| EN 16139:2013 | Furniture - Strength, durability and safety for non-domestic seating |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wooden furniture | |
| GB 28007-2011 | Safety and performance requirements for upholstered furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture; 2. GB 18584-2001: Limit of harmful substances in wooden furniture; 3. GB 28007-2011: Safety and performance requirements for upholstered furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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