| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 670 x 650 x 1100 mm | |
|---|---|---|
| Seat width | 520 mm | |
| Seat depth | 500 mm | |
| Seat height (floor to seat top) | 500 mm | |
| Backrest height (seat top to back top) | 650 mm | |
| Armrest height (floor to arm top) | 680 mm | |
| Armrest width | 80 mm | |
| Front-to-rear leg spacing | 600 mm | |
| Leg cross-section (square solid wood) | 40 x 40 mm | |
| Seat foam padding thickness | 80 mm | |
| Backrest foam padding thickness | 60 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 | 15 kg | |
|---|---|---|
| Recommended static user load capacity | 150 kg | |
| Applicable user count | 1 person | |
| Seam stitch pitch | 8 stitches per 30 mm | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Foam density (seat cushion) | 40 kg/m³ | |
| Foam rebound rate | 60% | |
| Warranty period | 5 years | |
| Available color options | 2 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Frame and legs | Solid hardwood with polished walnut-red water-based lacquer finish | |
|---|---|---|
| Integrated armrests | Bent solid hardwood, smooth rounded edge, matching frame lacquer | |
| Seat and back inner support panel | 18 mm thick thermoformed plywood | |
| Upholstery cover | 1.2 mm thick microfiber-reinforced black PU leather | |
| Seat cushion padding | One-piece molded high-resilience polyurethane foam | |
| Backrest padding | Contoured high-resilience foam with built-in lumbar support pad | |
| Fastening hardware | Zinc-plated steel screws and connectors with anti-corrosion treatment | |
| Stitching thread | High-strength bonded polyester thread with light contrast edge stitching | |
| 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
| Seating position | Fixed upright ergonomic posture for formal conference use | |
|---|---|---|
| Mobility | Stationary fixed four-leg design, no casters, swivel or movement mechanisms | |
| Height adjustment | No height adjustment, fixed seat height for standard meeting table use | |
| Arm support | Fixed curved wood armrests providing stable forearm support during meetings | |
| Assembly requirement | Minimal assembly required for leg and frame connection | |
| Stability | Four-point wide leg stance provides anti-tip stability for commercial use | |
| 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
| Corporate conference rooms | Formal high-back design matches executive meeting room seating aesthetics | |
|---|---|---|
| Executive visitor reception areas | Premium wood and leather look creates professional impression for guest seating | |
| Leadership office guest seating | Matches executive desk aesthetic for visitor seating in private offices | |
| Government and institution meeting spaces | Durable solid wood construction meets public sector procurement requirements | |
| Training room seating for senior staff | Ergonomic lumbar support provides comfort for extended training sessions | |
| 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 | Applies to dimensional and safety requirements for office seating | |
|---|---|---|
| EN 1022:2018 | Applies to stability testing for fixed seating furniture |
Standards applicable to China-market projects
| GB 18584-2024 | Applies to limit of harmful substances in wooden furniture upholstery and materials |
|---|
This product must meet the following technical requirements: 1. GB 18584-2024: Applies to limit of harmful substances in wooden furniture upholstery and materials; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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