| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (per seat) | 590 x 760 x 1010 mm | |
|---|---|---|
| Seat center-to-center width | 590 mm | |
| Seat height from floor | 440 mm | |
| Seat depth | 480 mm | |
| Backrest height from seat surface | 570 mm | |
| Armrest width | 85 mm | |
| Armrest height from floor | 600 mm | |
| Seat cushion thickness | 150 mm | |
| Backrest cushion thickness | 140 mm | |
| Steel support frame tube thickness | 2.5 mm | |
| Floor mounting footprint per leg | 120 x 80 mm | |
| Ganged row lateral connection offset | 20 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 seat | 22 kg | |
|---|---|---|
| Static vertical load capacity per seat | 1500 N | |
| Recommended maximum occupant weight | 160 kg | |
| Seat foam density | 55 kg/m³ | |
| Back foam density | 45 kg/m³ | |
| Fabric abrasion resistance | 50000 cycles | |
| Seat tip-up return cycle life | 50000 cycles | |
| Structural warranty period | 5 years | |
| 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 | Woven commercial blue polyester fabric | |
|---|---|---|
| Seat padding | Cold-cured molded polyurethane foam | |
| Backrest padding | Contoured molded polyurethane foam | |
| Armrest tops | Solid wood-effect panel with polished red-orange finish | |
| Support frame | 2.5mm cold-rolled steel with black powder coating | |
| Frame trim | Polished chrome-plated steel edging | |
| Seat pivot mechanism | Steel hinge with gravity/spring return | |
| Internal seat shell | 15mm thick molded plywood | |
| Internal back shell | 15mm thick molded plywood | |
| Floor mounting hardware | Zinc-plated steel expansion bolts | |
| Seat underside trim | Black impact-resistant polypropylene cover | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat operation | Gravity-assisted automatic tip-up return | |
|---|---|---|
| Mounting configuration | Fixed permanent floor-mounted ganged row installation | |
| Ganged row connection | Interlocking steel brackets to connect adjacent seats | |
| Ergonomic support | Contoured backrest with integrated lumbar curve | |
| Armrest function | Fixed flat wide armrests on both seat sides | |
| Row clearance | Tip-up seat provides 300mm clear aisle space when folded | |
| Noise damping | Rubber pivot bushings to reduce seat return noise | |
| 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
| Conference hall seating | Permanent ganged installation for corporate and government meeting spaces | |
|---|---|---|
| Auditorium and theater use | Fixed row seating for lecture halls, school auditoriums and performance venues | |
| Cinema screening rooms | Durable upholstered seating for public movie theater auditoriums | |
| University lecture halls | High-traffic fixed seating for classroom and lecture room installations | |
| Hospital and public assembly spaces | Heavy-duty seating for waiting halls and public gathering areas | |
| Government assembly chambers | Formal fixed seating for council chambers and official meeting rooms | |
| 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 12727:2000 | Furniture – Seating for public areas, strength and durability test methods | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignitability resistance (cigarette test) for public spaces | |
| EN 1021-2:2014 | Upholstered furniture ignitability resistance (match test) for public assembly areas |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to wood armrest components | |
|---|---|---|
| GB/T 24821-2009 | Auditorium seating general technical requirements, baseline for structural safety | |
| GB 20286-2006 | Fire performance requirements for public venue upholstered furniture, mandatory for assembly spaces |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to wood armrest components; 2. GB/T 24821-2009: Auditorium seating general technical requirements, baseline for structural safety; 3. GB 20286-2006: Fire performance requirements for public venue upholstered furniture, mandatory for assembly spaces; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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