| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 454 x 545 x 888 mm | |
|---|---|---|
| Seat height from floor | 465 mm | |
| Seat width | 454 mm | |
| Seat depth | 460 mm | |
| Backrest width | 420 mm | |
| Backrest height above seat | 470 mm | |
| Front leg span width | 480 mm | |
| Base depth footprint | 545 mm | |
| Shell wall thickness | 4 mm | |
| Leg tube diameter | 16 mm | |
| Floor glide diameter | 25 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
| Static weight capacity | 400 kg | |
|---|---|---|
| Maximum vertical stack count on floor | 12 chairs | |
| Net weight per chair | 4.6 kg | |
| Shell static load resistance | 5000 cycles | |
| Frame static load rating | 300 kg | |
| Floor glide abrasion resistance | 40000 cycles | |
| Recommended daily use duration | 8 hours | |
| Chairs transportable on standard dolly | 30 units | |
| 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 shell | Injection-molded polypropylene (PP) with textured non-slip back surface | |
|---|---|---|
| Frame tubing | 1.2 mm wall thickness powder-coated steel | |
| Frame finish | Light white matte powder coat | |
| Floor glides | Injection-molded non-marring polyethylene | |
| Frame connection points | Steel rivet fasteners securing shell to frame | |
| Seat edge treatment | Curved waterfall molded edge | |
| Back surface pattern | Integrated molded honeycomb anti-slip texture | |
| Stacking relief cutout | Molded open gap at seat-back junction | |
| 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
| Vertical stacking capability | Nests 12 chairs high on floor via seat-back cutout | |
|---|---|---|
| Fixed seating position | Non-adjustable, non-swivel, non-reclining fixed structure | |
| Floor protection | Non-marring plastic glides on all four leg ends | |
| Ergonomic back support | Contoured spine-aligned backrest with textured surface | |
| Leg pressure relief | Waterfall curved front seat edge | |
| Row ganging compatibility | Compatible with standard ganging clips for aligned row seating | |
| Wipe-clean surface | Smooth non-porous PP shell resists stains and spills | |
| Weather-resistant construction | PP shell and powder-coated frame suitable for covered outdoor 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
| 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
| Office meeting and conference rooms | Armless compact design allows flexible high-density seating arrangements | |
|---|---|---|
| Training and classroom spaces | Stackable design enables quick room reconfiguration between sessions | |
| Cafeteria and dining areas | Wipe-clean non-porous surface resists food and drink stains for fast turnover | |
| Lobby and waiting areas | Contoured ergonomic design provides comfortable guest seating for short waits | |
| Event and temporary seating | High stack count allows compact storage when not in use for event setup | |
| Co-working open plan spaces | Neutral design matches flexible collaborative work zone layouts | |
| 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 | Furniture - Strength, durability and safety for non-domestic seating, applicable to commercial meeting chairs | |
|---|---|---|
| EN 1022:2018 | Furniture - Seating - Determination of stability, applicable to four-leg side chairs |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General-purpose office chairs, applicable for static load and durability testing of side seating |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for furniture: metal furniture, applicable to steel frame seating | |
|---|---|---|
| GB/T 10357.3-2013 | Test method for furniture strength and durability: chairs and stools, applicable for load and cycle testing |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for furniture: metal furniture, applicable to steel frame seating; 2. GB/T 10357.3-2013: Test method for furniture strength and durability: chairs and stools, applicable for load and cycle testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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