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WCH-3S-AL001

Code：KWNWN3V1
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3-Seater Perforated Metal Public Waiting Chair with Armrests Key Specifications 2026-08-01 13:13

Popularity: 6
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WCH-3S-AL001

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PRODUCT MODULE 01 / 06

Physical Dimensions

Automatic mm / inch conversion · Core engineering specifications

Overall dimensions1800 x 680 x 800 mm
Seat height from floor450 mm
Individual seat width580 mm
Seat depth per position480 mm
Backrest height above seat400 mm
Backrest thickness1.5 mm
Seat panel thickness1.5 mm
Armrest height above seat220 mm
Leg spread (front-to-back)650 mm
Leveling glide base diameter50 mm
Perforation diameter on backrest8 mm
Perforation center spacing20 mm
Finished Seat Cushion Thickness90 mm
Backrest Padding Thickness70 mm
Lumbar Support Zone Height240 mm
Clear Width Between Armrests540 mm
PRODUCT MODULE 02 / 06

Weight, Load & Performance

Net weight / load capacity / users / durability

Net product weight26 kg
Static load capacity per seat150 kg
Recommended occupancy3 adults
Frame static tip resistance load300 kg
Surface abrasion resistance50000 abrasion cycles
Corrosion resistance coating thickness60 um
Minimum service life8 years
Seat Foam Density / Rebound Reference45 kg/m³ / 65%
Back Foam Density Reference38 kg/m³
Upholstery Thickness / Abrasion Reference1.4 mm / 50000 cycles
PRODUCT MODULE 03 / 06

Materials & Structure

Core acceptance fields · Panels / hardware / frame / upholstery

Seat panels1.5mm cold-rolled steel sheet with embossed anti-slip surface texture, silver powder coated finish
Backrest panels1.5mm perforated cold-rolled steel sheet with uniform punched ventilation holes, silver powder coated finish
ArmrestsOne-piece die-cast aluminum alloy with polished matte silver finish, integrated ergonomic curved grip
Support frame and legs2.0mm thick cold-rolled steel splayed tripod-style legs, silver powder coated finish
Divider frames between seats1.8mm thick steel vertical support beams connecting seat and back panels between positions, welded for rigid structure
Leveling glidesZinc-plated steel threaded stem with TPE non-slip rubber base pad, 15mm vertical adjustment range
Fastening hardwareGrade 8.8 zinc-plated steel bolts and lock nuts for all frame connections
Surface coatingPolyester powder coat, electrostatically applied and oven-cured, UV-stabilized for indoor and covered outdoor use
Seat Internal Support Board Thickness14 mm bent plywood or equivalent support board
Backrest Internal Frame Thickness14 mm bent plywood/composite reinforced frame
Gas-lift Engineering SpecificationRecommended Class 4; outer tube 50 mm; stroke 100 mm
Tilt Mechanism Plate Thickness2.5 mm cold-rolled steel
PRODUCT MODULE 04 / 06

Functions & Adjustment

Adjustment / rotation / tilt / mobility / storage features

Fixed gang seating configurationThree permanently connected individual seat positions, no folding or recline function, designed for continuous high-traffic waiting use
Perforated backrest ventilationPunched hole grid across full backrest surface allows free air circulation to prevent heat buildup during extended seated use
Integrated side armrest supportFull-length curved armrests at both outer ends of the seating unit provide stable arm support and assist users when standing or sitting
Adjustable floor levelingThreaded glide feet at all four leg contact points adjust to compensate for uneven hard flooring, eliminating wobble and protecting floor surfaces
Anti-slip embossed seat surfaceRaised textured pattern on seat panels increases friction to prevent slipping for users in lightweight clothing
Fixed seat angle3 degree backward seat tilt to maintain comfortable seated posture without articulating mechanisms, reducing maintenance points for public use
Anti-tip splayed leg designOutward angled legs extend beyond seat perimeter at front and back to resist tipping when weight is applied to seat edges
Easy surface cleaningSmooth coated metal surfaces with no fabric or padded crevices allow wipe-down cleaning and disinfection for public hygiene requirements
Recline Angle / Lock Reference125° with 3suggested lock positions
Tilt Tension User-weight RangeReference adjustment coverage 120 kg
Height Adjustment Stroke100 mm continuous travel
Rotation / Mobility Configuration360° swivel with 5-caster multidirectional movement
PRODUCT MODULE 05 / 06

Packaging & Logistics

Verified carton / gross weight / assembly / loading data

Number of shipping packages1
Shipping carton dimensions1850 x 720 x 350 mm
Gross shipping weight30 kg
Packaging volume (CBM)0.47 CBM
Assembly time per unit45 minutes
20ft GP container loading quantity52 units
40ft HQ container loading quantity128 units
Packaging materials5-layer corrugated carton, 20mm EPE foam edge protection, plastic hardware bag with assembly instruction
Reference Package Count1 set / 2 cartons
Reference Assembly Time40 minutes per set
PRODUCT MODULE 06 / 06

Applications & Usage

Recommended spaces / users / usage modes

Hospital outpatient waiting areasNon-porous easy-to-disinfect metal surfaces and robust heavy-duty construction support daily high-volume patient and visitor use with minimal maintenance
Airport, railway and bus terminal waiting zonesVentilated perforated backrests and stable anti-tip design accommodate extended waiting times for travelers across diverse luggage and seating arrangements
Bank, government office and service hall queue areasClear 3-seat divisions manage orderly queuing, while armrests support elderly and mobility-impaired users when standing or sitting
Covered outdoor bus stops and transit sheltersPowder-coated corrosion-resistant metal construction withstands exposure to moisture and temperature fluctuations in covered outdoor locations
School and university campus common areasScratch-resistant hard surfaces resist damage from backpacks, school supplies and heavy student traffic over multi-year use
Workshop and industrial facility break areasSturdy metal frame supports use by workers in workwear, with easy cleaning to remove dust, grease and industrial residues from surfaces
Recommended Matching Desk Size2.4 m executive desk
Reference Daily Use Duration8 hours/day; confirm by ergonomic testing
STANDARD S1

EU EN Standards

European market access and chemical requirements

Applicable standard: Office and public area seating safetyEN 16139:2013
Applicable standard: Furniture surface resistanceEN 12720:2009+A1:2013
STANDARD S2

North America ANSI/BIFMA Standards

US and Canada office-furniture standards

No standards data is available for this market.
STANDARD S3

China GB Standards

Standards applicable to China-market projects

Applicable standard: Public seating furniture for waiting areasGB/T 3324
Applicable standard: Furniture mechanical performanceGB/T 10357.3
Applicable standard: Environmental limit for furnitureGB 18584
Standard Tender Description
This product must meet the following technical requirements:
1. Applicable standard: Public seating furniture for waiting areas: GB/T 3324;
2. Applicable standard: Furniture mechanical performance: GB/T 10357.3;
3. Applicable standard: Environmental limit for furniture: GB 18584;
Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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Technical Report PDF

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PDF · WCH-3S-AL001

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Product Overview & Construction Details

This unbranded 3-seater perforated metal public waiting chair, model WCH-3S-AL001, features a streamlined linear gang seating layout finished in a consistent matte silver tone. The unit presents a clean, utilitarian silhouette with three clearly divided seating positions, flanked by curved one-piece cast aluminum armrests at both outer ends. Its backrest panels carry a uniform grid of perforations across all three sections, while seat surfaces feature a subtle embossed anti-slip texture, supported by outward-splayed legs that extend beyond the seat footprint to create a stable visual profile. The chair is constructed for heavy-duty public use, with cold-rolled steel used for seat panels, backrest panels, the welded support frame, inter-seat divider beams, and splayed tripod-style legs, all finished with an electrostatically applied, oven-cured UV-stabilized polyester powder coat. Armrests are formed from die-cast aluminum alloy, and all frame connections use zinc-plated grade 8.8 steel bolts and lock nuts for rigid, anti-loosening assembly. Each leg is fitted with an adjustable zinc-plated steel leveling glide with a TPE non-slip base pad to compensate for uneven flooring. Functional design elements prioritize high-traffic utility: the perforated backrest enables continuous air circulation to reduce heat buildup during extended seating, the fixed backward seat tilt supports comfortable posture without moving parts that require extra maintenance, and the non-porous smooth metal surfaces allow quick wipe-down cleaning and disinfection. The splayed leg structure resists tipping under uneven edge loading, and integrated armrests provide stable support to assist users when sitting or standing. This gang chair is suited for a wide range of commercial and select public residential-adjacent spaces, including hospital outpatient waiting areas, airport and transit terminal waiting zones, bank and government service hall queue areas, covered outdoor bus shelters, school campus common areas, and industrial facility break areas. For procurement, note that the unit ships in knocked-down form requiring on-site assembly, with protective 5-layer corrugated carton and EPE foam edge protection to reduce transit damage. Buyers should confirm final bill of materials details prior to bulk order, and account for required assembly labor when planning installation timelines. The fixed, non-reconfigurable structure supports consistent layout management in high-throughput spaces, while the corrosion-resistant powder coat allows use in covered outdoor locations without rapid finish degradation.

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