| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 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
| Per-seat static load capacity | 150 kg | |
|---|---|---|
| Seat unit weight per seat | 28 kg | |
| Recommended row spacing (seat back to front seat back) | 950 mm | |
| Fabric abrasion resistance (Martindale) | 50000 cycles | |
| Seat foam density | 45 kg/m³ | |
| Back foam thickness | 60 mm | |
| Seat cushion foam thickness | 80 mm | |
| Seam stitch pitch | 8 stitches per 30mm | |
| 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 | Fire-retardant woven red fabric | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam | |
| Backrest core | Molded polyurethane foam | |
| Armrest top caps | Dark wood-laminate over steel substrate | |
| Armrest side panels | Powder-coated black steel | |
| Support legs and mounting brackets | 2.5mm thick powder-coated steel | |
| Seat understructure | Plywood seat pan with steel perimeter frame | |
| Internal back frame | 1.2mm thick formed steel | |
| 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 | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Floor anchoring system | Permanent bolt-down mounting to concrete or raised subfloor | |
|---|---|---|
| Ganged seating connection | Interlocking steel brackets to connect adjacent seat units | |
| Contoured lumbar support | Molded backrest with integrated lumbar curve | |
| Raised armrest divider | Full-height armrest between seats for user separation | |
| Upholstered side panel | Fabric-covered outer side panel for end-of-row finishing | |
| Fixed seat position | Non-tip-up, permanently fixed seat cushion | |
| 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 movie theater auditoriums | Permanent fixed-row seating for repeat public daily use | |
|---|---|---|
| Performing arts centers and playhouses | Formal upholstered seating for audience comfort during events | |
| University and college lecture halls | Durable fixed seating for large classroom presentation spaces | |
| Corporate conference auditoriums | Professional red seating for company meetings and presentations | |
| Local government assembly chambers | Code-compliant fixed seating for public meeting spaces | |
| End-of-row configuration compatibility | Outer finished side panel allows units to be used as row end pieces | |
| 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
| Furniture strength and durability for non-domestic seating | EN 12727:2000 | |
|---|---|---|
| Upholstered furniture fire resistance for public spaces | EN 1021:2014 |
US and Canada office-furniture standards
| Public lounge and assembly seating durability | ANSI/BIFMA X2015 |
|---|
Standards applicable to China-market projects
| Fire safety for upholstered furniture in public venues | GB 20286 | |
|---|---|---|
| Structural safety for public seating | GB/T 35454 |
This product must meet the following technical requirements: 1. Fire safety for upholstered furniture in public venues: GB 20286; 2. Structural safety for public seating: GB/T 35454; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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