| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall assembled dimensions | 560 x 710 x 960 mm | |
|---|---|---|
| Seat height from floor | 455 mm | |
| Seat usable width | 520 mm | |
| Seat usable depth | 445 mm | |
| Backrest total height | 505 mm | |
| Armrest height from seat | 180 mm | |
| Front footrest bar height | 120 mm | |
| Metal base tube diameter | 19 mm | |
| Vertical channel pleat width | 60 mm | |
| Seat cushion thickness | 80 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
| Recommended static weight capacity | 150 kg | |
|---|---|---|
| Assembled unit net weight | 11.5 kg | |
| Seat foam density | 40 kg/m³ | |
| Backrest foam density | 30 kg/m³ | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Foam rebound rate | 45% | |
| Seam stitching pitch | 8 stitches per 30mm | |
| Floor protection load rating per foot cap | 40 kg | |
| 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 | 1.2mm thick polyester velvet fabric, soft matte finish | |
|---|---|---|
| Outer panel upholstery detail | Vertical channel-tufted velvet with consistent pleating | |
| Seat cushion core | High-density polyurethane foam with Dacron wrap | |
| Backrest core | Molded medium-density polyurethane foam with curved support | |
| Internal support frame | 12mm thick bent plywood frame with reinforced corner blocking | |
| Base frame construction | Brushed gold electroplated carbon steel open sled base | |
| Base weld finish | Ground and polished welded joints with matching gold touch-up | |
| Floor contact pads | 5mm thick non-marking polyethylene foot caps | |
| Stitching thread | High-tenacity polyester thread matched to upholstery color | |
| 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 structure | Fixed non-swivel, non-reclining upright seating for dining use | |
|---|---|---|
| Base stability design | Open U-shaped sled base with front curved footrest bar | |
| Armrest design | Continuous integrated upholstered armrests forming bucket seat enclosure | |
| Floor protection function | Non-marking foot caps glide smoothly without scratching tile or wood floors | |
| Back support function | Curved wraparound back with vertical channel tufting retains shape over use | |
| Stacking capability | Non-stackable fixed frame design for permanent dining placement | |
| Cleaning maintenance | Spot-cleanable velvet upholstery resists light stains with damp cloth wiping | |
| Assembly requirement | Partial assembly required to attach upholstered body to metal base frame | |
| 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 space | Pairs with standard 750mm height dining tables for home dining rooms | |
|---|---|---|
| Commercial cafe and restaurant seating | Suitable for boutique cafes, hotel lounges and upscale restaurant dining areas | |
| Home accent and vanity seating | Usable as bedroom vanity chair or living room occasional accent seat | |
| Reception and waiting area seating | Applicable for office reception zones and boutique waiting areas | |
| Colorway flexibility | Available in multiple velvet color options to match interior decor palettes | |
| 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 | Applicable strength, durability and safety requirement for domestic dining seating | |
|---|---|---|
| EN 1022:2018 | Applicable stability test standard for non-domestic and domestic seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Reference standard for general-purpose office/dining chair static load testing |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | Applicable as general technical requirement for wooden frame metal-base dining furniture | |
|---|---|---|
| GB 18584-2001 | Applicable for indoor furniture formaldehyde emission limit for plywood components | |
| GB/T 19001-2016 | Reference quality management system standard for furniture manufacturing consistency |
This product must meet the following technical requirements: 1. GB/T 3324-2017: Applicable as general technical requirement for wooden frame metal-base dining furniture; 2. GB 18584-2001: Applicable for indoor furniture formaldehyde emission limit for plywood components; 3. GB/T 19001-2016: Reference quality management system standard for furniture manufacturing consistency; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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