| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W x D x H) | 600 x 770 x 990 mm | |
|---|---|---|
| Center-to-center seat spacing | 600 mm | |
| Seat height (floor to seat surface) | 460 mm | |
| Seat depth (front edge to backrest) | 480 mm | |
| Seat width (between armrests) | 480 mm | |
| Armrest height (floor to arm top) | 650 mm | |
| Armrest width | 80 mm | |
| Armrest thickness | 30 mm | |
| Backrest total height (seat to top) | 530 mm | |
| Pedestal base diameter | 320 mm | |
| Steel support leg thickness | 3.0 mm | |
| Side panel fabric coverage height | 420 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 load capacity per seat | 150 kg | |
|---|---|---|
| Seat foam density | 55 kg/m³ | |
| Backrest foam density | 45 kg/m³ | |
| Foam thickness (seat cushion) | 80 mm | |
| Foam thickness (backrest cushion) | 60 mm | |
| Fabric abrasion resistance (Martindale) | 50000 cycles | |
| Fabric weight | 400 g/m² | |
| Fabric color fastness (dry/wet rub) | Grade 5 | |
| Net weight per single chair unit | 28 kg | |
| Product warranty period | 8 years |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Woven polyester fabric with green finish | |
|---|---|---|
| Armrests | Solid beech/oak hardwood with walnut brown lacquer finish | |
| Central pedestal base | 3.0mm thick cold-rolled steel with black powder coating | |
| Seat internal substrate | 18mm thick high-density plywood | |
| Side modesty panels | 12mm plywood frame with fabric upholstery | |
| Seat underside panel | Plywood with dark brown wood veneer finish | |
| Padding foam | Cold-cured high-resilience PU foam | |
| Fastening hardware | Grade 8.8 steel bolts with anti-rust treatment | |
| Pedestal base cover | Perforated black steel mesh cover | |
| Seam stitching | High-strength polyester thread 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 |
Adjustment / rotation / tilt / mobility / storage features
| Installation method | Floor-mounted with bolting for permanent ganged row layout | |
|---|---|---|
| Seat configuration | Fixed non-tip upholstered seat | |
| Backrest angle | 105 degrees fixed upright recline | |
| Ganging capability | Connects to adjacent units via side armrest and frame brackets | |
| Accessory compatibility | Pre-drilled mounting points for row/seat number plates | |
| Under-seat ventilation | Perforated pedestal mesh improves under-seat air circulation | |
| Modesty function | Fabric-covered side panels block visibility between adjacent seated users | |
| Noise dampening | Tight bolted steel frame eliminates structural squeak during use | |
| 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
| Formal auditoriums | Suited for fixed-row installation in performance hall audience areas | |
|---|---|---|
| Conference and lecture halls | Appropriate for corporate or institutional presentation venues | |
| Government and court chambers | Matches formal, professional aesthetic for official meeting spaces | |
| School and university auditoriums | Designed for long-term student and event use in campus facilities | |
| Church and worship venues | Suitable for fixed congregation seating in religious assembly spaces | |
| Cinema and theater venues | Configurable for continuous rows in public movie or performance spaces | |
| 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 13761:2002 | Applicable for strength, stability and durability requirements of public seating | |
|---|---|---|
| EN 1021-1:2014 | Applicable for upholstered furniture cigarette ignition resistance testing |
US and Canada office-furniture standards
| ANSI/BIFMA X5.11-2015 | Applicable for public seating general-purpose performance requirements | |
|---|---|---|
| ANSI/BIFMA e3-2019 | Applicable for furniture sustainability and low-emission material guidelines |
Standards applicable to China-market projects
| GB 8624-2012 | Applicable for fire safety classification of upholstery materials in public venues | |
|---|---|---|
| GB/T 3324-2017 | Applicable for general technical requirements of wooden furniture components | |
| GB/T 10357.3-2013 | Applicable for mechanical strength and durability testing of seating furniture |
This product must meet the following technical requirements: 1. GB 8624-2012: Applicable for fire safety classification of upholstery materials in public venues; 2. GB/T 3324-2017: Applicable for general technical requirements of wooden furniture components; 3. GB/T 10357.3-2013: Applicable for mechanical strength and durability testing of seating furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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