| Submitted | Field | Original | 修改后参数 | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 660 x 960 mm | |
|---|---|---|
| Seat height (top of seat to floor) | 450 mm | |
| Seat width | 490 mm | |
| Seat depth (front to back) | 460 mm | |
| Seat cushion thickness | 70 mm | |
| Backrest height (top of seat to top of backrest) | 480 mm | |
| Backrest width | 470 mm | |
| Armrest height (top of armrest to seat surface) | 220 mm | |
| Armrest length (front to back) | 280 mm | |
| Cantilever base footprint (width x depth) | 520 x 580 mm | |
| Seat to under-desk clearance (front edge to bottom of frame) | 380 mm | |
| Seat height (top of seat surface to floor) | 450 mm | |
| Seat usable width (between armrests) | 490 mm | |
| Seat usable depth (front edge to backrest front face) | 460 mm | |
| Finished Seat Cushion Thickness | 90mm | |
| Backrest Padding Thickness | 70mm |
Net weight / load capacity / users / durability
| Net weight range | 17kg | |
|---|---|---|
| Static load capacity (seat) | 130kg | |
| Cantilever frame static load rating | ≥136 kg drop test pass reference | |
| Recommended maximum user weight | 110 kg | |
| Backrest tilt return angle range | 12 degrees | |
| Floor glide contact area | 4 contact points, each 25mm diameter | |
| PU upholstery abrasion resistance reference | ≥50000 Martindale cycles | |
| Foam density (seat cushion) | 45kg/m³ | |
| Foam density (backrest) | 35kg/m³ | |
| Cantilever frame cyclic flex durability | ≥100000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | 1mm thick light beige PU leather | |
|---|---|---|
| Seat and back edge trim | Matte dark grey/black rigid thermoplastic frame | |
| Seat core padding | High-density molded polyurethane foam | |
| Backrest core padding | Medium-density molded polyurethane foam | |
| Armrest structure | Dual-tone rigid polypropylene arm frame with integrated light grey accent panel on outer support, padded PU top surface | |
| Cantilever support frame | 1.8mm thick polished chrome-plated cold-rolled steel tube (25mm outer diameter) | |
| Seat-frame connection bracket | Powder-coated steel mounting plate with silver chrome pivot bushing | |
| Floor protection glides | Non-marking injection-molded nylon glides, 4pcs total | |
| Seat and back perimeter trim | Matte dark grey/black rigid thermoplastic structural frame, 5mm nominal thickness | |
| Armrest support structure | Dual-tone rigid polypropylene arm frame, with injection-molded light grey accent panel on outer vertical support, 8mm nominal wall thickness | |
| Armrest top pad | 8mm thick matching light beige PU upholstery over 10mm soft polyurethane foam padding | |
| Seat-frame flex pivot | Powder-coated steel mounting bracket with self-lubricating chrome-plated steel pivot bushing |
Adjustment / rotation / tilt / mobility / storage features
| Seat flex mechanism | Controlled 12 degree backward flex via chrome cantilever frame and central pivot bushing, no manual tilt lock, returns to neutral position automatically when user leans forward | |
|---|---|---|
| Fixed height design | Non-adjustable 450mm seat height, optimized for use with standard 760mm high conference tables and office desks | |
| Fixed arm support | Integrated fixed armrests provide stable forearm support at 220mm above seat surface, no height, width or pivot adjustment | |
| Floor protection | 4 integrated nylon glides at base contact points allow smooth sliding on hard floors or low-pile carpet without scratching, no caster wheels installed | |
| Back support | Contoured mid-height backrest provides lumbar to mid-back support for 3 hour meeting seating, no adjustable lumbar mechanism | |
| Stacking capability | Non-stacking fixed cantilever design, intended for permanent placement around conference tables | |
| Controlled back flex mechanism | 12 degree backward dynamic flex via the cantilever frame and central pivot bushing, no manual tilt lock or tension adjustment, automatically returns to neutral upright position when the user leans forward | |
| Fixed height seating | Non-adjustable 450mm seat height, optimized for pairing with standard 760mm high conference tables and executive office desks | |
| Floor-safe mobility | 4 integrated nylon glides allow smooth low-friction sliding on hard wood, tile, vinyl and low-pile carpet floors without scratching; no caster wheels installed, prevents unintended rolling movement in meeting spaces | |
| Easy-clean surface | Smooth PU upholstery resists common office liquid spills, can be wiped clean with neutral detergent without discoloration, suitable for high-traffic shared spaces | |
| Stationary placement design | Non-stacking fixed cantilever structure, intended for permanent set placement around conference tables, no nesting or vertical stacking capability | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions |
Verified carton / gross weight / assembly / loading data
| Knock-down package count | 1 carton per chair | |
|---|---|---|
| Reference carton dimensions | 820 x 650 x 360 mm | |
| Reference gross weight per carton | 20kg | |
| Reference carton volume (CBM) | 0.19 CBM per unit | |
| Assembly time range | 15minutes per chair | |
| 20ft GP container loading quantity reference | 190 units | |
| 40ft HQ container loading quantity reference | 450 units | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40minutes per set | |
| Reference Packaged Gross Weight | 23kg/set |
Recommended spaces / users / usage modes
| Corporate conference rooms | Fixed stable cantilever design fits under standard conference tables, two-tone neutral finish matches executive office decor for formal meeting spaces | |
|---|---|---|
| Visitor/guest reception areas | Padded upholstery and fixed stable base provides comfortable short-term seating for guests in office reception zones, no rolling casters prevent unintended movement in guest areas | |
| Executive office guest seating | Sleek chrome frame and light beige upholstery coordinates with premium executive desk sets, suitable for placement in front of executive desks for visitor seating | |
| Training room seating (fixed table installations) | Sliding glides allow easy repositioning around fixed training tables, durable PU upholstery resists spills and frequent wiping for high-traffic training environments | |
| Public sector meeting facilities | Robust steel frame and commercial grade upholstery supports daily use in government or institutional meeting rooms, no complex adjustment mechanisms reduce maintenance requirements | |
| Office reception/visitor waiting areas | Padded upholstery and fixed non-rolling base provides comfortable short-term seating for guests, casters are omitted to prevent unintended chair movement in high-foot-traffic reception zones | |
| Fixed-installation training rooms | Smooth-sliding glides allow easy repositioning around fixed training tables, stain-resistant PU upholstery resists spills and frequent wiping for high-traffic daily training use | |
| Public sector and institutional meeting facilities | Simple fixed steel frame without complex adjustment mechanisms reduces long-term maintenance requirements, commercial-grade components support heavy daily use in government or public institution meeting rooms |
European market access and chemical requirements
| EN 1335-2:2009 | Applicable European office chair safety standard, requiring structural stability, strength and durability testing for fixed non-adjustable office seating | |
|---|---|---|
| EN 1022:2005 | Applicable domestic and contract seating stability standard, recommended for verification of cantilever chair tip resistance under forward, side and backward load | |
| EN 12520:2015 | Applicable furniture seating strength, durability and safety standard for contract office use, specifying cyclic load testing requirements for frame, seat and backrest |
US and Canada office-furniture standards
Standards applicable to China-market projects
| GB/T 3326-2016 | Applicable standard for office furniture: chair dimensional tolerance and stability testing, recommended as minimum acceptance criteria for fixed visitor/conference chairs | |
|---|---|---|
| GB/T 22800-2009 | Applicable standard for office leather and artificial leather upholstered seating, covering leather material performance, seam strength and foam durability requirements | |
| GB 18584-2001 | Applicable indoor furniture environmental standard, requires formaldehyde and VOC emission limits for upholstery, foam and plastic components for indoor office use |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applicable standard for office furniture: chair dimensional tolerance and stability testing, recommended as minimum acceptance criteria for fixed visitor/conference chairs; 2. GB/T 22800-2009: Applicable standard for office leather and artificial leather upholstered seating, covering leather material performance, seam strength and foam durability requirements; 3. GB 18584-2001: Applicable indoor furniture environmental standard, requires formaldehyde and VOC emission limits for upholstery, foam and plastic components for indoor office use; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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