| Submitted | Field | Original | 修改后参数 | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W×D×H) | 620 × 620 × 1010 mm | |
|---|---|---|
| Seat width | 490 mm | |
| Seat depth | 470 mm | |
| Seat height from floor | 450 mm | |
| Backrest height | 560 mm | |
| Backrest width | 480 mm | |
| Fixed armrest height from seat | 200 mm | |
| Armrest pad width | 80 mm | |
| Cantilever sled base depth (front to rear) | 570 mm | |
| Seat cushion thickness | 50 mm | |
| Seat width (usable surface) | 490 mm | |
| Seat depth (usable surface) | 470 mm | |
| Seat height from floor (fixed) | 450 mm | |
| Backrest total height (from seat top) | 560 mm | |
| Fixed armrest height from seat surface | 200 mm | |
| Armrest pad dimensions (W×L) | 80 × 240 mm |
Net weight / load capacity / users / durability
| Net product weight | 13kg | |
|---|---|---|
| Recommended static user load capacity | 120 kg | |
| Seat cushion foam density | 45kg/m³ | |
| Foam rebound rate | ≥40% | |
| Backrest mesh fabric abrasion resistance | ≥30,000 Martindale cycles | |
| Seat fabric abrasion resistance | ≥50,000 Martindale cycles | |
| Frame static load test capacity | ≥150 kg | |
| Recommended daily usage duration | 6 hours per user | |
| Seat cushion molded foam density | 45 kg/m³ | |
| Foam indentation load deflection (ILD) | 65 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest upholstery | Black breathable woven polyester mesh | |
|---|---|---|
| Seat upholstery | Black woven polyester fabric over foam padding | |
| Seat core padding | High resilience molded polyurethane foam | |
| Fixed armrest supports | Reinforced injection-molded polypropylene (PP) | |
| Armrest top pads | Soft touch PP or TPE padded surface | |
| Cantilever support frame | Ø22mm 1.5mm thick powder-coated mild steel tubing | |
| Seat inner support pan | 12mm thick molded plywood or reinforced PP shell | |
| Floor glides | Injection molded nylon non-marking feet | |
| Fixed armrest support structure | Reinforced 8mm thick injection-molded polypropylene (PP), matte black finish, bolted directly to seat inner frame | |
| Backrest inner support frame | 8mm thick injection-molded reinforced PP frame, curved to provide lumbar contour, tensioned to hold mesh weave | |
| Fastening hardware | Class 8.8 zinc-plated steel bolts and lock nuts, corrosion-resistant finish for commercial indoor use | |
| Seat Internal Support Board Thickness | 14mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Back support function | Fixed contoured mesh back with integrated 30mm protruding lumbar curve | |
|---|---|---|
| Seat function | Fixed-position padded seat with waterfall front edge | |
| Base mobility | Fixed cantilever sled base with non-marking glides | |
| Armrest function | Fixed-height integrated armrests | |
| Tilt function | Limited 5° synchronized seat-back tilt | |
| Assembly requirement | Partial assembly: attach armrests and backrest to pre-assembled frame and seat | |
| Seat comfort function | Fixed-position padded seat with 20mm rounded waterfall front edge | |
| Base stability function | Fixed cantilever welded sled base with four non-marking nylon glides | |
| Tilt flex function | Limited 5° passive synchronized seat-back flex | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120kg | |
| Height Adjustment Stroke | 100mm continuous travel |
Verified carton / gross weight / assembly / loading data
| Number of shipping packages | 1 carton per chair | |
|---|---|---|
| Reference carton dimensions (L×W×H) | 680 × 640 × 560 mm | |
| Reference gross weight per carton | 16kg | |
| Reference carton volume (CBM) | 0.26 CBM per unit | |
| Estimated assembly time per unit | 12minutes | |
| 20ft GP container loading quantity (KD packed) | 290 units | |
| 40ft HQ container loading quantity (KD packed) | 690 units | |
| Reference carton volume per unit | 0.16 CBM | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40minutes per set |
Recommended spaces / users / usage modes
| Formal conference room seating | Suitable for permanent seating around 760mm high standard conference meeting tables; fixed non-swivel sled base prevents unwanted movement during presentations and discussions | |
|---|---|---|
| Office reception/visitor area | Appropriate for guest seating in reception zones; clean black mesh design matches modern office decor; breathable mesh maintains comfort for waiting guests | |
| Open office guest seating | Suitable for temporary seating next to workstations for visiting colleagues or clients; compact footprint saves floor space | |
| Training room seating | Suitable for multi-purpose training rooms; durable fabric and steel frame withstand frequent daily use by rotating users | |
| Flooring compatibility | Non-marking nylon glides are suitable for hard floors including tile, wood, and laminate; optional felt glides can be added for premium hardwood floors | |
| Office reception/visitor waiting areas | Appropriate for guest seating in reception lobbies and waiting zones; breathable open mesh back maintains comfort for guests waiting up to 30 minutes without overheating | |
| Open workstation guest seating | Suitable for temporary visitor seating adjacent to staff workstations for client discussions or colleague collaboration; fixed base avoids rolling into walkways or workstation cabling | |
| Multi-purpose training room seating | Suitable for high-traffic training and seminar rooms; heavy-duty steel frame and high-abrasion fabric withstand frequent use by rotating daily users |
European market access and chemical requirements
| Applicable EN 1335-2:2018 | Office furniture - Office work chair - Part 2: Safety requirements: minimum safety standards for structural strength, stability, and user safety for office seating | |
|---|---|---|
| Applicable EN 1335-3:2018 | Office furniture - Office work chair - Part 3: Test methods: standardized test procedures to verify compliance with EN 1335 safety requirements | |
| Applicable EN 1022:2018 | Furniture - Seating - Determination of stability: specifies stability test methods for all types of seating to prevent tipping |
US and Canada office-furniture standards
Standards applicable to China-market projects
| Applicable GB/T 3326-2016 | General technical requirements for wooden/metal office furniture: size, stability, strength, and durability requirements for office seating | |
|---|---|---|
| Applicable GB/T 10357.3-2013 | Test methods for furniture: strength and durability of chairs and stools: static load, impact, and fatigue test procedures for seating products | |
| Applicable GB 18584-2001 | Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture: specifies formaldehyde emission limits for plywood seat components |
This product must meet the following technical requirements: 1. Applicable GB/T 3326-2016: General technical requirements for wooden/metal office furniture: size, stability, strength, and durability requirements for office seating; 2. Applicable GB/T 10357.3-2013: Test methods for furniture: strength and durability of chairs and stools: static load, impact, and fatigue test procedures for seating products; 3. Applicable GB 18584-2001: Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture: specifies formaldehyde emission limits for plywood seat components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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