| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 790 x 860 x 910 mm | |
|---|---|---|
| Seat height | 470 mm | |
| Seat width | 580 mm | |
| Seat depth | 560 mm | |
| Backrest height | 440 mm | |
| Armrest height above seat | 180 mm | |
| Leg tube diameter | 19 mm | |
| Caster diameter | 30 mm | |
| Seat cushion thickness | 120 mm | |
| Backrest padding thickness | 80 mm | |
| Leg spread outer diameter | 680 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Net weight per chair | 16 kg | |
|---|---|---|
| Recommended static load capacity | 160 kg | |
| Foam density | 40 kg/m³ | |
| Foam rebound rate | 55% | |
| Seam stitch pitch | 8 stitches per inch | |
| Caster rolling durability | 20000 cycles | |
| Leg static load rating | 40 kg per leg | |
| 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery surface | 1.0 mm thick PU faux leather | |
|---|---|---|
| Seat padding | High-density polyurethane foam | |
| Back padding | Medium-density polyurethane foam | |
| Internal frame | 15 mm thick engineered plywood | |
| Support legs | Polished chrome-plated steel tubing | |
| Caster feet | Nylon swivel glide casters with chrome housing | |
| Upholstery backing | Non-woven fabric interlayer | |
| Frame fasteners | Zinc-plated steel hardware | |
| 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
| Mobility feature | 360-degree swivel casters on all legs | |
|---|---|---|
| Back support design | Continuous wrap-around barrel back | |
| Armrest configuration | Integrated curved armrests formed by back side panels | |
| Base stability design | Three-point splayed leg layout | |
| Floor protection feature | Smooth rounded caster contact surface | |
| Assembly requirement | Knock-down leg attachment to pre-upholstered body | |
| 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
| Office reception areas | Compact footprint fits visitor waiting zones for short-stay guest seating | |
|---|---|---|
| Lounge and waiting rooms | Curved enclosed back creates comfortable casual seating for public areas | |
| Residential living rooms | Contemporary accent chair for reading nooks or small conversation groups | |
| Balcony and casual spaces | Lightweight mobile design works for flexible small-space arrangement | |
| Negotiation and meeting zones | Three-chair circular layout around low tables for informal discussions | |
| Hotel lobbies and guest areas | Durable easy-clean upholstery suits high-traffic commercial public spaces | |
| 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
| Seating stability standard | EN 12520:2015 | |
|---|---|---|
| Upholstered furniture flammability | EN 1021:2014 | |
| Furniture surface coating safety | EN 71:2019+A1:2021 |
US and Canada office-furniture standards
| Lounge seating durability | ANSI/BIFMA X2020 | |
|---|---|---|
| Caster performance | ANSI/BIFMA X2017Section 12 |
Standards applicable to China-market projects
| Upholstery furniture safety | GB 28007 | |
|---|---|---|
| Formaldehyde emission limit | GB 18584 | |
| Hardware durability | GB/T 3324 |
This product must meet the following technical requirements: 1. Upholstery furniture safety: GB 28007; 2. Formaldehyde emission limit: GB 18584; 3. Hardware durability: GB/T 3324; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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