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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall per-seat dimensions | 590 x 740 x 1010 mm | |
|---|---|---|
| Seat center-to-center spacing | 590 mm | |
| Seat height above finished floor | 450 mm | |
| Seat usable depth | 500 mm | |
| Seat usable width | 490 mm | |
| Backrest total height above seat | 560 mm | |
| Armrest height above finished floor | 600 mm | |
| Solid wood armrest cap size | 422 x 85 x 54 mm | |
| Floor mounting foot size | 310 x 76 x 26 mm | |
| Fully upholstered side panel height | 750 mm | |
| Seat cushion thickness | 120 mm | |
| Backrest lumbar section 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
| Net weight per individual chair | 28 kg | |
|---|---|---|
| Recommended static user load capacity | 150 kg | |
| Seat cushion foam density | 55 kg/m³ | |
| Backrest foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Upholstery fabric abrasion resistance | 50000 Martindale cycles | |
| Seat return mechanism cycle life | 100000 cycles | |
| Floor fixing static pull-out resistance | 8000 N per anchor | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Internal seat frame | 2.5mm thick cold-rolled carbon steel, welded, powder-coated | |
|---|---|---|
| Internal back frame | 1.5mm thick stamped carbon steel with S-shaped serpentine spring support | |
| Seat cushion padding | Cold-cure molded polyurethane foam, flame-retardant additive | |
| Backrest padding | Molded polyurethane foam, contoured for lumbar support | |
| Upholstery covering | Wear-resistant linen-blend fabric, available flame-retardant/antistatic treatment | |
| Armrest caps | Solid hardwood with scratch-resistant polyurethane paint finish | |
| Arm support structure | 1.5mm thick aluminum alloy with silver anodized finish | |
| Floor mounting feet | 2.5mm thick steel plate, matte black anti-rust electrostatic spray coating | |
| Side modesty panels | 15mm thick plywood wrapped in matching red upholstery fabric | |
| Seat return springs | High-tensile steel double-spring silent return mechanism | |
| Seam construction | Reinforced stitching with 8mm seam pitch, high-tenacity polyester thread | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat operation | Spring-loaded automatic silent tip-up return to vertical position when unoccupied | |
|---|---|---|
| Row installation | Designed for continuous ganged row mounting on sloped or flat tiered floors | |
| Floor fixation | Secured with 4 concealed expansion screws per chair, with plastic hole covers | |
| Lumbar support | Contoured two-section high backrest with integrated mid-back lumbar support | |
| Armrest function | Rigid fixed wood armrests providing stable elbow support for long seated events | |
| Privacy feature | Full-height upholstered side modesty panels separating adjacent seats | |
| Optional accessory compatibility | Supports retrofitting fold-down writing tablet, cup holder, row/seat number plates | |
| Acoustic performance | Fabric-wrapped surfaces reduce sound reflection for venue speech clarity | |
| 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
| Indoor auditoriums | Suitable for tiered fixed installation in school/performance venue auditoriums for long events | |
|---|---|---|
| Conference halls | Ideal for government and corporate conference rooms requiring formal fixed seating arrangements | |
| Theater and cinema venues | Appropriate for public theaters/cinemas with high-frequency daily public use | |
| Lecture halls | Suitable for university and institutional lecture halls with large fixed seating rows | |
| Government assembly chambers | Formal design suited for official public assembly and hearing room installations | |
| Church and worship spaces | Durable construction suitable for regular worship service fixed seating | |
| Recommended configuration | Specify flame-retardant fabric and row numbering for high-capacity public venue installations | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 12727:2000 | Applicable European standard for strength/durability of fixed auditorium seating | |
|---|---|---|
| EN 1021-1/2 | Applicable European upholstered furniture ignition resistance standard for public venues |
Standards applicable to China-market projects
| GB/T 20247-2006 | Applicable acoustics standard for auditorium seating sound absorption performance | |
|---|---|---|
| GB 18581-2001 | Applicable limit standard for harmful substances in wood finishing coatings | |
| GB 20286-2006 | Applicable flame retardant standard for public place upholstered furniture components |
This product must meet the following technical requirements: 1. GB/T 20247-2006: Applicable acoustics standard for auditorium seating sound absorption performance; 2. GB 18581-2001: Applicable limit standard for harmful substances in wood finishing coatings; 3. GB 20286-2006: Applicable flame retardant standard for public place upholstered furniture components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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