| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 640 x 1060 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
| Net weight per unit | 17 kg | |
|---|---|---|
| Recommended static load capacity | 136 kg | |
| Seat foam density | 35 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Mesh abrasion resistance | 50000 double rubs | |
| Gas lift stroke | 100 mm | |
| Caster rolling durability | 40000 cycles | |
| Five-star base static load rating | 1136 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest panel | Breathable polyester mesh | |
|---|---|---|
| Seat cushion core | High-density molded polyurethane foam | |
| Seat upholstery | Black woven fabric | |
| Frame and armrests | Reinforced polypropylene plastic | |
| Internal seat support | 12 mm multi-layer plywood | |
| Five-star base | Black reinforced nylon | |
| Height adjustment mechanism | Powder-coated steel | |
| Casters | Black polyurethane dual-wheel | |
| Gas lift tube | Chrome-plated steel | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Height adjustment | Pneumatic lever-operated 100mm vertical travel | |
|---|---|---|
| Swivel function | 360° full rotation on central spindle | |
| Tilt function | 12° synchro-tilt with single-position lock | |
| Tilt tension control | Knob-adjusted resistance under seat | |
| Mobility | 5 dual-wheel casters for omnidirectional rolling | |
| Lumbar support | Fixed S-curve integrated mesh support | |
| Arm support | Fixed curved loop armrests | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| 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
| Open office workstation | Mid-back profile supports daily 8 hour seated work for staff | |
|---|---|---|
| Home office desk | Compact footprint fits standard home desks without excessive space | |
| Conference room seating | Sleek black design matches modern meeting room furniture styles | |
| Training room setup | Durable construction withstands frequent multi-user daily use | |
| Reception desk area | Neutral professional appearance suits front-of-house visitor seating | |
| Small business workspace | Cost-effective durable seating for startup and SME office 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 1335-1:2020 | Defines dimensional and safety requirements for office work chairs | |
|---|---|---|
| EN 1335-2:2018 | Specifies mechanical strength and stability performance requirements | |
| EN 1021-1:2014 | Applies to upholstered furniture ignition resistance for smoldering cigarettes |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General purpose office chair safety and performance testing standard |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office chair dimensional measurement and tolerance requirements | |
|---|---|---|
| GB/T 10357.3-2013 | Applicable standard for chair mechanical strength and durability testing | |
| GB 18584-2001 | Applies to formaldehyde emission limits for indoor wooden furniture components |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office chair dimensional measurement and tolerance requirements; 2. GB/T 10357.3-2013: Applicable standard for chair mechanical strength and durability testing; 3. GB 18584-2001: Applies to formaldehyde emission limits for indoor wooden furniture components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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