| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions per seat | 590 x 740 x 1010 mm | |
|---|---|---|
| Seat height above finished floor | 450 mm | |
| Seat usable depth | 440 mm | |
| Backrest total height from seat surface | 560 mm | |
| Armrest height above finished floor | 600 mm | |
| Armrest top width | 85 mm | |
| Floor mounting plate length | 336 mm | |
| Floor mounting hole pitch (longitudinal) | 296 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest padding thickness | 60 mm | |
| Center-to-center distance between adjacent seats | 590 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Net weight per single seat | 23 kg | |
|---|---|---|
| Recommended static user load | 150 kg | |
| Seat cushion foam density | 65 kg/m³ | |
| Backrest foam density | 45 kg/m³ | |
| Fabric abrasion resistance | 50000 Martindale cycles | |
| Foam rebound rate | 45% | |
| Structural warranty period | 5 years | |
| Floor mounting bracket static load capacity | 300 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 | Blue woven commercial polyester fabric, 1.2mm thickness | |
|---|---|---|
| Seat cushion padding | Cold-cured high-density polyurethane foam | |
| Backrest padding | Contoured medium-density polyurethane foam | |
| Armrest and side panels | Solid beech wood frame with walnut-toned lacquer finish | |
| Internal support frame | 1.5mm thick cold-rolled steel tubing | |
| Back support substrate | 10mm thick 7-ply hardwood plywood | |
| Side panel core | 3mm thick MDF with wood veneer finish | |
| Floor mounting brackets | 3mm thick black powder-coated steel plates with visible fixing screws | |
| Mounting hardware | Zinc-plated hex expansion bolts with plastic dust caps | |
| Wood surface finish | Low-VOC matte polyurethane lacquer | |
| Upholstery seam stitching | 8 stitches per inch reinforced polyester thread | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Installation type | Permanent fixed floor mounting via steel base plates with expansion bolts | |
|---|---|---|
| Seat configuration | Fixed non-tip upholstered seat, ganged adjacent to identical units in rows | |
| Back support function | Contoured ergonomic tall back supporting full lumbar and upper back for long-duration seating | |
| Arm support function | Integral solid wood armrests at ergonomic height to support resting arms during events | |
| Row ganging capability | Side frames designed for direct connection to adjacent seats to form continuous rigid rows | |
| Surface durability function | Stain-resistant woven fabric and lacquered wood surfaces for easy cleaning in high-traffic venues | |
| Acoustic performance | Fabric-wrapped surfaces with sound absorption coefficient ≤0.5 to reduce room echo | |
| 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 and theaters | Permanent ganged installation provides uniform, durable seating for audience areas with continuous daily use | |
|---|---|---|
| Conference and lecture halls | Ergonomic upright back and wood finish supports professional meeting environments with multi-hour events | |
| Government and institutional meeting rooms | Formal wood trim and fixed installation aligns with official, high-security venue requirements | |
| School assembly halls and auditoria | Wear-resistant fabric and rigid structure withstand high-frequency student and public use | |
| Cinema and performing arts venues | Fabric acoustic performance and contoured seating improves audience comfort and room acoustics | |
| Hospital and court public waiting/assembly areas | Fixed, easy-to-clean construction supports high-traffic, low-maintenance public space needs | |
| 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 12727:2016 | Applicable European standard for fixed audience seating, covering strength, stability and safety requirements for public venue seats | |
|---|---|---|
| EN 1021-1:2014 | Applicable upholstered furniture flammability standard for ignition by smouldering cigarette, required for public assembly spaces |
Standards applicable to China-market projects
| GB 18584-2001 | Applicable indoor furniture environmental standard, limiting formaldehyde and heavy metal content for upholstered wood furniture |
|---|
This product must meet the following technical requirements: 1. GB 18584-2001: Applicable indoor furniture environmental standard, limiting formaldehyde and heavy metal content for upholstered wood furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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