| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
No corrections yet. Use the flag at the end of a row to report an issue. | ||||
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
| Unit weight per double seat | 38 kg | |
|---|---|---|
| Static load capacity per seat | 150 kg | |
| Seating capacity per linear row meter | 1.7 persons | |
| Tablet folding mechanism cycle rating | 20000 cycles | |
| Floor anchor pull-out resistance | 8 kN | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg | |
| Caster Rolling Durability Reference | Acceptance target 30000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Structural side frames | Die-cast aluminum alloy with silver powder-coated finish | |
|---|---|---|
| Backrest panels | 18mm E1 grade particleboard with light oak melamine laminate | |
| Folding seat panels | 15mm E1 grade particleboard with light oak melamine laminate | |
| Writing tablets | High-impact ABS plastic with matte light wood grain overlay | |
| Tablet hinge mechanisms | Cold-rolled steel with zinc plating, black PP protective covers | |
| Side impact trim strips | Injection-molded black TPU rubber | |
| Horizontal cross bracing | Rectangular steel tube with silver powder coating | |
| Floor mounting feet | Die-cast aluminum with pre-drilled anchor holes, matte silver finish | |
| 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
| Folding side writing tablet | Rotates 90 degrees from stowed vertical position to horizontal writing position, auto-locks when deployed | |
|---|---|---|
| Permanent floor mounting | Fixed to concrete or raised access floor with expansion anchors through pre-drilled foot holes | |
| Modular row connection | Adjacent seat units connect via aligned cross bracing to form continuous straight or curved rows | |
| Fixed upright back support | Non-reclining rigid back panel angled 10 degrees backward for upright note-taking posture | |
| Gap-free row alignment | Precision-machined frame joints produce consistent 600mm seat spacing across full installed rows | |
| Cable management provision | Optional under-seat cable channel can be fitted to cross bracing for power and data outlets | |
| 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
| University lecture halls | Fixed tiered installation for high-density student seating with integrated writing surfaces | |
|---|---|---|
| Corporate training rooms | Fixed row layout for scheduled employee training and continuing education sessions | |
| Conference auditoriums | Permanent seating for large meetings, keynote speeches and institutional events | |
| Public seminar venues | Modular connected rows for flexible seating capacity adjustment in multi-use halls | |
| School classroom fixed seating | Wall-to-wall installation for middle school, high school and college standard classrooms | |
| 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 for strength, durability and safety requirements for auditorium and lecture seating | |
|---|---|---|
| EN 1022:2018 | Applicable for seating stability testing for permanently installed public seats |
Standards applicable to China-market projects
| GB/T 3324-2017 | Applicable for general technical requirements of wooden furniture panels used in seating | |
|---|---|---|
| GB 28007-2011 | Applicable for safety requirements of public seating furniture in educational spaces |
This product must meet the following technical requirements: 1. GB/T 3324-2017: Applicable for general technical requirements of wooden furniture panels used in seating; 2. GB 28007-2011: Applicable for safety requirements of public seating furniture in educational spaces; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
Export data is generated from the current published product record.
Directly download an English report in metric or imperial units.
Download all product information and parameter modules in English.
English title, specifications, materials, standards and purchasing fields.
Prepare customs description, material, usage, dimensions and declaration elements.
Open Export Tool
