| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 680 x 830 x 1180 mm | |
|---|---|---|
| Seat height (floor to seat top) | 480 mm | |
| Seat usable width | 530 mm | |
| Seat usable depth | 500 mm | |
| Backrest total height (seat top to headrest) | 650 mm | |
| Armrest height above seat surface | 220 mm | |
| Front leg cross-section thickness | 50 mm | |
| Rear leg cross-section thickness | 45 mm | |
| Seat cushion thickness (upholstered) | 70 mm | |
| Backrest lumbar padding thickness | 50 mm | |
| Distance between two front legs (outer width) | 620 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
| Recommended static load capacity | 150 kg | |
|---|---|---|
| Design service life (commercial use) | 5 years | |
| Net weight per unit | 35 kg | |
| Upholstery abrasion resistance | 3000 rub cycles | |
| Seat foam density | 30 kg/m³ | |
| Foam rebound rate | 45% | |
| Frame wood moisture content | 12% | |
| Stitching seam pitch | 8 mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Structural frame | Solid hardwood (rubber wood equivalent), reddish-brown lacquer finish, moisture-resistant treated | |
|---|---|---|
| Seat upholstery | Black top-grain/PU faux leather, 1.2mm thickness, scratch-resistant easy-clean surface | |
| Seat filling | High-resilience polyurethane foam, flame-retardant treated, no deformation under long-term load | |
| Backrest filling | High-resilience polyurethane foam, segmented lumbar contour padding, ergonomic curve support | |
| Armrests | Integrated solid wood, continuous with front legs, rounded polished edges, matching frame finish | |
| Foot pads | Wear-resistant non-slip rubber pads, floor-protective, anti-scratch for hard flooring | |
| Internal support structure | 12mm thick multilayer plywood seat base, steel reinforcement brackets at leg joints | |
| Frame surface finish | 5-coat 3-top environmental wood lacquer, smooth finish, no bubbling or color difference | |
| Stitching thread | High-strength nylon bonded thread, uniform stitching, no skipped or broken stitches | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Seating function | Fixed upright formal seating posture, 105° fixed backrest angle, no recline mechanism | |
|---|---|---|
| Base function | Fixed four-point solid wood leg support, 360° non-swivel, no casters, no height adjustment | |
| Armrest function | Fixed integrated wood armrests, permanent position, provides stable forearm support for seated users | |
| Ergonomic support | Segmented padded backrest with dedicated headrest, lumbar and mid-back support zones | |
| Floor protection | Rubber foot pads isolate wood legs from hard floors, prevent scratching and reduce movement noise | |
| Maintenance feature | Smooth leather upholstery allows wet-wipe cleaning, lacquered wood frame resists common office stains | |
| Stackability | Non-stackable rigid frame design, intended for permanent conference/guest seating placement | |
| 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
| Conference room application | Formal boardroom and meeting room guest seating, matches traditional executive office decor | |
|---|---|---|
| Executive office guest use | Visitor seating in manager/director offices, complements solid wood executive desks | |
| Government/institutional use | Suitable for government meeting rooms, reception areas, and formal institutional spaces | |
| Training room application | Fixed position seating for long-duration training sessions, padded support for extended sitting | |
| Reception area application | Formal guest waiting areas in corporate lobbies, presents a professional official image | |
| 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 | Office furniture office chairs, applies to seating dimensional safety requirements | |
|---|---|---|
| EN 1022:2018 | Domestic furniture seating, applies to chair stability and structural strength testing |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.1 |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applies to solid wood frame structural performance | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wood furniture, applies to formaldehyde emission of wood components | |
| GB/T 1952.1-2012 | Office furniture office chairs, applies to seating dimensional and stability requirements |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applies to solid wood frame structural performance; 2. GB 18584-2001: Limit of harmful substances in wood furniture, applies to formaldehyde emission of wood components; 3. GB/T 1952.1-2012: Office furniture office chairs, applies to seating dimensional and stability requirements; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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