| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1780 x 650 x 800 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
| Per-seat static load capacity | 150 kg | |
|---|---|---|
| Net product weight | 26 kg | |
| Recommended maximum occupancy | 3 adults | |
| Surface scratch resistance rating | 2H | |
| Frame static load test threshold | 600 kg | |
| Product design service life | 8 years | |
| 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 and back panels | High-impact injection-molded polypropylene, matte light blue finish, integrated contoured shape | |
|---|---|---|
| Support frame and legs | 1.5mm thick cold-rolled steel tube, powder-coated matte silver finish, welded joints | |
| Armrest pads | Injection-molded polypropylene matching seat color, curved ergonomic top surface, mounted to steel arm supports | |
| Connecting cross beam | 2.0mm thick rectangular steel tube, powder-coated black finish, secures all seat units in a rigid gang | |
| Leg foot caps | Non-marking injection-molded TPE rubber, black finish, press-fit to leg tube ends | |
| Fastening hardware | Zinc-plated steel bolts and nuts, corrosion-resistant finish, secures plastic components to steel frame | |
| 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 | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm | |
| Caster Engineering Specification | 5 PU-tread swivel casters, 60 mm diameter |
Adjustment / rotation / tilt / mobility / storage features
| Fixed gang configuration | All 3 seats are rigidly connected to a single steel frame, no recline or folding functionality | |
|---|---|---|
| Divider armrest separation | Curved armrests positioned between every seat to define individual seating space | |
| Non-slip floor contact | TPE foot caps on each leg prevent sliding on smooth hard floors and reduce floor scuffing | |
| Easy surface cleaning | Smooth non-porous polypropylene surfaces allow wipe-down with standard disinfectants | |
| Stack-free fixed installation | Unit is designed for permanent placement on level floors, no stacking or wall-mount capability | |
| Contoured ergonomic support | Molded seat and back curvature supports upright posture for short-term waiting use | |
| 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
| Shipping carton dimensions | 1820 x 690 x 520 mm | |
|---|---|---|
| Gross shipping weight | 31 kg | |
| 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
| Medical facility waiting areas | Smooth disinfectable surfaces and durable frame suitable for clinics and hospital lobbies | |
|---|---|---|
| Public transit waiting zones | High-traffic durable construction for bus stations, train stations and airport queuing areas | |
| Government service halls | Fixed gang configuration discourages rearrangement and supports high daily visitor volume | |
| Bank and customer service lobbies | Defined individual seating positions for queuing customers waiting for service | |
| Office reception areas | Clean modern finish suitable for corporate visitor waiting spaces | |
| School and institutional common areas | Low-maintenance construction suitable for high-use student and staff waiting zones | |
| 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 | Non-domestic seating strength, durability and safety requirements for public areas | |
|---|---|---|
| EN 13761:2002 | Public waiting area furniture performance requirements |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2020 | Public and lounge seating performance and safety standard | |
|---|---|---|
| ANSI/BIFMA X5.1-2017 | General purpose office chairs static and fatigue load test methods |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for metal furniture, applicable to frame strength and coating durability | |
|---|---|---|
| GB/T 10357.3-2013 | Furniture mechanical test for chair seat and back static load | |
| GB/T 24821-2009 | Public seating furniture safety and performance requirements |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for metal furniture, applicable to frame strength and coating durability; 2. GB/T 10357.3-2013: Furniture mechanical test for chair seat and back static load; 3. GB/T 24821-2009: Public seating furniture safety and performance requirements; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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