| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 600 x 620 x 840 mm | |
|---|---|---|
| Seat height | 480 mm | |
| Seat width | 500 mm | |
| Seat depth | 510 mm | |
| Backrest height above seat | 360 mm | |
| Armrest height above seat | 200 mm | |
| Frame leg tube diameter | 25 mm | |
| Seat cushion thickness | 80 mm | |
| Floor clearance under seat | 400 mm | |
| Leg spread width (front to back) | 580 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 | 8 kg | |
|---|---|---|
| Static weight capacity | 200 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 45 % | |
| Upholstery abrasion resistance | 50000 cycles | |
| Frame static load rating per leg | 80 kg | |
| Floor glide friction coefficient | 0.6 | |
| 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
| Seat and back upholstery | Smooth burgundy PU faux leather, 1.0 mm thickness | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam, CFC-free filling | |
| Backrest padding | 30 mm thick medium-density foam wrap | |
| Structural frame | 1.2 mm thick brushed gold plated steel tubing | |
| Apron bracing | Curved gold steel cross supports between legs | |
| Internal upholstery frame | 15 mm thick plywood substrate under upholstery | |
| Floor glides | Injection-molded black rubber anti-scratch pads | |
| Hardware fasteners | Zinc-plated steel bolts and connecting inserts | |
| Seam stitching | Polyester bonded thread, 8 stitches per 30 mm 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 |
Adjustment / rotation / tilt / mobility / storage features
| Seating function | Fixed upright position for dining use, no recline or swivel mechanism | |
|---|---|---|
| Arm support | Integrated wrap-around barrel armrests for lateral upper body support | |
| Floor protection | Non-marking rubber glides prevent scratching hard wood/tile floors | |
| Frame stability | Curved apron cross-bracing reduces leg wobble during regular use | |
| Cleaning function | Wipeable smooth PU upholstery allows quick spill cleanup in dining settings | |
| Assembly requirement | Knock-down assembly with included hardware and instructions | |
| Stacking capability | Non-stackable fixed curved frame design for permanent dining placement | |
| 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
| 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 room use | Pairs with standard height dining tables for home dining spaces | |
|---|---|---|
| Restaurant and cafe seating | Wipeable upholstery and durable frame suit commercial dining environments | |
| Home office guest seating | Compact footprint fits as visitor seating next to writing desks | |
| Hotel meeting and breakout areas | Modern glam aesthetic coordinates with boutique hospitality interiors | |
| Vanity table seating | Curved arm support and appropriate seat height fits makeup vanity tables | |
| Small apartment dining nooks | Compact 600 mm width fits tight dining spaces without excess footprint | |
| 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, applicable for residential dining use | |
|---|---|---|
| EN 1022:2018 | Furniture - seating - determination of stability, required for four-leg chair performance verification | |
| EN 13356:2010 | Foot glides for furniture - performance requirements for non-marking floor protection |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for metal furniture, applicable to frame strength and stability verification | |
|---|---|---|
| GB/T 16799-2008 | Technical specification for polyurethane synthetic leather, applicable to upholstery material acceptance | |
| GB 18584-2001 | Indoor decorating and refurbishing materials - limit of harmful substances for wooden furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for metal furniture, applicable to frame strength and stability verification; 2. GB/T 16799-2008: Technical specification for polyurethane synthetic leather, applicable to upholstery material acceptance; 3. GB 18584-2001: Indoor decorating and refurbishing materials - limit of harmful substances for wooden furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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