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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1810 x 680 x 800 mm | |
|---|---|---|
| Seat height from floor | 420 mm | |
| Single seat position width | 520 mm | |
| Seat depth per position | 490 mm | |
| Backrest height above seat | 450 mm | |
| Armrest height above seat | 220 mm | |
| Support beam cross-section | 80 x 40 mm rectangular steel tube | |
| Leg base spread width (per end) | 620 mm | |
| Floor glide diameter | 50 mm | |
| Seat pan material thickness | 1.5 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
| Total static load capacity (whole unit) | 200 kg | |
|---|---|---|
| Single armrest vertical static load | 120 kg | |
| Net weight per complete 3-seat unit | 29 kg | |
| Recommended maximum concurrent users | 3 adults | |
| Surface salt spray corrosion resistance rating | Grade 10 | |
| Finish abrasion resistance cycles | 10000 cycles | |
| 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat pans | 1.5mm thick cold-rolled steel with rounded rolled front edges | |
|---|---|---|
| Backrest panels | 1.5mm thick perforated cold-rolled steel with uniform round hole pattern | |
| End armrests | 1.5mm thick bent tubular polished steel with smooth curved profile | |
| Load-bearing connecting beam | 2.0mm thick 80x40mm rectangular steel tube, powder-coated silver | |
| Leg assemblies | 2.0mm thick cast/formed steel splayed tripod-style legs with reinforced gussets | |
| Floor glides | Chrome-plated steel base with non-marking rubber contact pad, adjustable height | |
| Frame fasteners | Heat-treated hardened steel hex bolts and lock nuts for knock-down assembly | |
| Surface finish | Electrostatic silver powder coating over acid-pickled phosphated steel substrate | |
| Seat-back connectors | 4mm thick stamped steel welded brackets with rounded edge finishing | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Three fixed connected individual seating positions with no intermediate dividers | |
|---|---|---|
| Support adjustment | Adjustable screw-in floor glides to level the unit on uneven floors | |
| Backrest support | Fixed 105-degree angled backrests for upright relaxed waiting posture | |
| Ventilation design | Perforated backrest panels to allow air circulation for extended sitting | |
| Assembly structure | Knock-down design requiring on-site attachment of seats, backs and legs to central beam | |
| Mounting compatibility | Pre-drilled glide bases compatible with floor anchor bolts for permanent installation | |
| Optional accessory fitment | Pre-punched mounting holes compatible with add-on PU cushions or intermediate tables | |
| 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
| Airport terminal waiting areas | Durable easy-to-clean metal construction suitable for high continuous foot traffic | |
|---|---|---|
| Hospital/clinic waiting and triage zones | Non-porous perforated design supports frequent cleaning and infection control | |
| Rail/bus station passenger waiting zones | Fixed sturdy construction resists heavy use and repositioning by members of public | |
| Public service hall and government office waiting areas | Neutral silver finish matches formal public interior design schemes | |
| Bank and service counter customer waiting areas | Fixed stable configuration reduces furniture rearrangement and maintenance 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 16139:2013 | European standard applicable to strength/durability of non-domestic public seating | |
|---|---|---|
| EN 1022:2018 | Standard applicable to stability testing for non-domestic seating furniture |
US and Canada office-furniture standards
| ANSI/BIFMA X5.11-2015 | Standard applicable to general-purpose office and public seating performance | |
|---|---|---|
| ANSI/BIFMA X5.1-2017 | Standard applicable to static load and durability testing for multi-occupant seating |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements applicable to metal furniture for public use | |
|---|---|---|
| GB/T 6461-2002 | Rating standard applicable to corrosion resistance of metal surface finishes | |
| GB/T 10357.3-2013 | Test standard applicable to strength and durability of seating furniture | |
| GB 18584-2001 | Standard applicable to limit of harmful substances in indoor furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements applicable to metal furniture for public use; 2. GB/T 6461-2002: Rating standard applicable to corrosion resistance of metal surface finishes; 3. GB/T 10357.3-2013: Test standard applicable to strength and durability of seating furniture; 4. GB 18584-2001: Standard applicable to limit of harmful substances in indoor furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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