| Submitted | Field | Original | 修改后参数 | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 600 W x 620 D x 970 H mm | |
|---|---|---|
| Seat height (floor to seat top) | 450 mm | |
| Seat usable dimensions | 480 W x 450 D mm | |
| Seat cushion thickness | 60 mm | |
| Backrest overall dimensions | 470 W x 520 H mm | |
| Built-in lumbar support height (from seat top) | 180 mm | |
| Armrest height (from seat top) | 200 mm | |
| Armrest usable pad length | 230 mm | |
| Cantilever sled base span (front to rear) | 560 mm | |
| Floor clearance under seat | 360 mm | |
| Overall assembled dimensions | 610 W x 630 D x 980 H mm | |
| Armrest top height (measured from seat top surface) | 200 mm | |
| Finished Seat Cushion Thickness | 90mm | |
| Backrest Padding Thickness | 70mm | |
| Lumbar Support Zone Height | 240mm | |
| Clear Width Between Armrests | 540mm |
Net weight / load capacity / users / durability
| Assembled product weight | 12.8kg | |
|---|---|---|
| Maximum recommended static user load | 120 kg | |
| Seat cushion foam density | 45kg/m³ high resilience polyurethane | |
| Seat foam rebound rate | 45% | |
| Cantilever frame static vertical load test reference | 1136 kg (2500 lbf) vertical load applied for 1 minute without permanent deformation | |
| Recommended daily usage duration | Up to 8 hours per day | |
| Back mesh tensile strength reference | ≥300 N/5cm | |
| Seat cushion high-resilience foam density | 45 kg/m³ | |
| Cantilever frame static vertical load rating reference | 1136 kg (2500 lbf) applied vertically for 1 minute without permanent deformation | |
| Recommended maximum continuous daily usage duration | Up to 8 hours per day |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest support frame | Injection-molded black polypropylene outer frame | |
|---|---|---|
| Backrest upholstery | Grey breathable woven polyester mesh | |
| Integrated lumbar support | Curved padded black fabric-covered foam | |
| Seat support inner frame | 12mm thick multi-layer plywood understructure | |
| Seat upholstery and padding | Black woven polyester fabric over high resilience polyurethane foam | |
| Armrest support structure | 22mm diameter chrome-plated 1.5mm thick steel tubing, connected directly to cantilever frame | |
| Armrest pads | Curved black polyurethane padded arm caps, screwed to metal supports | |
| Cantilever base frame | 25mm diameter chrome-plated 1.8mm thick cold-rolled steel tubing, continuous bent sled design | |
| Floor protection glides | Injection-molded grey polypropylene non-marking glides, press-fit to frame ends | |
| Frame finish | Mirror polished chrome plating with ≥0.15μm nickel undercoat, corrosion resistant | |
| Backrest outer support frame | Injection-molded matte black polypropylene structural frame, 4 mm nominal wall thickness | |
| Seat inner support frame | 12 mm thick multi-layer birch plywood understructure, bonded with E0-grade adhesive |
Adjustment / rotation / tilt / mobility / storage features
| Tilt and swivel function | No swivel, no adjustable tilt; fixed back angle for stable upright guest seating | |
|---|---|---|
| Height adjustment function | Fixed seat height, no gas lift cylinder; non-adjustable posture | |
| Armrest function | Fixed height curved armrests, provide upper extremity support during upright seating; no armrest height or width adjustment | |
| Lumbar support function | Fixed contoured lumbar pad integrated into lower back, provides passive lower back support without adjustment | |
| Cantilever base flex function | Continuous bent steel frame provides mild controlled flex when seated, absorbs small movement without loose components | |
| Floor protection function | 4 non-marking PP glides prevent hard floor scratches, suitable for tile, wood, and low-pile carpet; no casters | |
| Back ventilation function | Open mesh back construction allows continuous air flow, reduces heat buildup during extended meetings | |
| Stacking capability | Non-stackable frame design; chairs cannot be nested for storage | |
| Backrest tilt (fixed) | 7 degrees from vertical | |
| Rotation and tilt function | No swivel rotation, no user-adjustable tilt mechanism; fixed 7-degree backward backrest angle for stable upright seated posture | |
| Armrest support function | Fixed-height curved armrests provide consistent upper extremity support during upright seating; no height, width or angle adjustment capability | |
| Cantilever dynamic flex function | Continuous bent steel frame provides 15mm of controlled vertical flex when seated, absorbs small user movements without loose mechanical components |
Verified carton / gross weight / assembly / loading data
| Knock-down shipping carton dimensions | 650 L x 580 W x 480 H mm | |
|---|---|---|
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40minutes per set | |
| Reference Carton Dimensions | 850 × 420 × 720mm | |
| Reference Packaged Gross Weight | 23kg/set | |
| Reference Carton Volume | 0.26m³/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 seating | Suitable for fixed placement around 760mm high conference tables, provides upright posture for meetings of 4 hours | |
|---|---|---|
| Reception/visitor areas | Appropriate for office lobby, waiting room and visitor reception zones, formal appearance with chrome frame and black upholstery matches professional office decor | |
| Training room seating | Suitable for training rooms and staff discussion areas, no casters prevent unwanted movement during group activities | |
| Front desk guest seating | Appropriate for placement opposite reception desks for visiting clients, open mesh back maintains comfort in high-traffic areas | |
| Not recommended use case | Not suitable for 8+ hour daily workstation use as an individual task chair, lacks adjustable lumbar, height and tilt functions for personalized ergonomics | |
| Office reception and waiting areas | Appropriate for office lobbies, client waiting rooms and visitor reception zones, neutral black/grey color scheme and chrome frame match professional office decor | |
| Training and staff discussion rooms | Suitable for training rooms and internal team discussion areas, non-rolling glides prevent unwanted movement during group activities | |
| Temporary interview seating | Suitable for HR interview rooms and candidate waiting zones, fixed stable design provides neutral formal seating for short 60minute meetings |
European market access and chemical requirements
| Applicable standard 1 | EN 1335:2018: Office furniture - Office work chairs - Part 2: Safety requirements, applicable for stability, static load and durability performance verification for guest chairs | |
|---|---|---|
| Applicable standard 2 | EN 1022:2018: Domestic furniture - Seating - Determination of stability, applicable to verify chair tip resistance for stationary visitor seating | |
| Applicable standard 3 | EN 16139:2013: Furniture - Strength, durability and safety - Non-domestic seating, applies to visitor and conference seating load and durability requirements |
US and Canada office-furniture standards
| Applicable standard 1 | ANSI/BIFMA X2017: Office Chairs - General Purpose Tests, sections for static load, back strength, and stability apply to fixed base conference chairs | |
|---|---|---|
| Applicable standard 2 | ANSI/BIFMA e2019e: Furniture Sustainability Standard, applicable for material content and indoor air quality certification if specified for commercial projects |
Standards applicable to China-market projects
| Applicable standard 1 | GB/T 3326: Furniture - Test methods for dimensions of desks, chairs and stools, used to verify critical dimensional compliance for office seating | |
|---|---|---|
| Applicable standard 2 | GB/T 22792.1: Office furniture - Office chairs - Part 1: Dimensions, sets dimensional tolerances for commercial office guest chairs | |
| Applicable standard 3 | GB/T 22792.2: Office furniture - Office chairs - Part 2: Safety requirements, sets static load, stability and safety performance acceptance criteria | |
| Applicable standard 4 | GB 18584: Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture, sets formaldehyde emission limits for seat inner panels |
This product must meet the following technical requirements: 1. Applicable standard 1: GB/T 3326: Furniture - Test methods for dimensions of desks, chairs and stools, used to verify critical dimensional compliance for office seating; 2. Applicable standard 2: GB/T 22792.1: Office furniture - Office chairs - Part 1: Dimensions, sets dimensional tolerances for commercial office guest chairs; 3. Applicable standard 3: GB/T 22792.2: Office furniture - Office chairs - Part 2: Safety requirements, sets static load, stability and safety performance acceptance criteria; 4. Applicable standard 4: GB 18584: Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture, sets formaldehyde emission limits for seat inner panels; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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