| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 600 x 690 x 840 mm | |
|---|---|---|
| Seat height from floor | 480 mm | |
| Seat width | 550 mm | |
| Seat depth | 460 mm | |
| Backrest height above seat | 360 mm | |
| Armrest height above seat | 200 mm | |
| Leg spread width at floor | 570 mm | |
| Seat cushion thickness | 50 mm | |
| Backrest cutout opening height | 120 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 chair | 8 kg | |
|---|---|---|
| Static weight capacity | 181 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Shell impact resistance | 102 drop cycles from 1m height | |
| Warranty period | 2 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
| Back and armrest shell | Matte sage green molded polypropylene | |
|---|---|---|
| Seat upholstery | Textured woven polyester fabric, 0.8mm thickness | |
| Seat cushion core | High-resilience polyurethane foam, 50mm thickness | |
| Legs | Solid light oak-toned beech wood, tapered splayed profile | |
| Leg finish | Matte clear lacquer, 0.1mm coating thickness | |
| Foot pads | Non-marking 20mm diameter felt floor protectors | |
| Hardware | Zinc-plated steel M6 mounting bolts | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Back support | Contoured wraparound shell with lumbar contact, fixed angle | |
|---|---|---|
| Arm support | Integrated curved armrests level with table apron height | |
| Seat comfort | Waterfall front seat edge reduces leg pressure | |
| Mobility | Fixed non-swivel, non-reclining, non-height-adjustable structure | |
| Cleaning and maintenance | Wipe-clean shell surface, spot-clean fabric seat | |
| Assembly requirement | Knock-down assembly with included hex key and hardware | |
| Stacking capability | Non-stackable design | |
| 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
| Residential dining spaces | Suitable for home dining rooms with 750mm standard height dining tables | |
|---|---|---|
| Café and light restaurant use | Durable molded shell works for casual food service seating applications | |
| Meeting and breakout areas | Contemporary design fits informal office meeting and collaboration spaces | |
| Target user groups | Designed for adult users weighing up to 181kg for regular daily seating | |
| Recommended table pairing | Pairs with 760 mm height dining or meeting tables for proper ergonomics | |
| Indoor use only | Wood legs and fabric seat are not rated for unprotected outdoor environments | |
| 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 12520:2015 | Furniture strength, durability and safety for domestic seating | |
|---|---|---|
| EN 1022:2018 | Stability testing requirements for non-domestic and domestic seating | |
| EN 13759:2003 | Seat and backrest static load test methods for chairs |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to wood leg structure | |
|---|---|---|
| GB/T 2828.1-2012 | Inspection sampling procedures for incoming furniture quality checks | |
| GB 18584-2001 | Limits of harmful substances in wooden furniture for indoor use |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to wood leg structure; 2. GB/T 2828.1-2012: Inspection sampling procedures for incoming furniture quality checks; 3. GB 18584-2001: Limits of harmful substances in wooden furniture for indoor use; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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