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HomeOffice Desks & Chairs FurnitureOffice Sofa SeriesFaux Leather SofaOFS-STL-BLK-311

OFS-STL-BLK-311

Code:HD4879V1
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Black Faux Leather Office Reception Sofa Set (3+1+1 Seater) Key Specifications 2026-08-04 09:42

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OFS-STL-BLK-311

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PRODUCT MODULE 01 / 06

Physical Dimensions

Automatic mm / inch conversion · Core engineering specifications

3-seater sofa overall dimensions1900 x 800 x 750 mm
Single armchair overall dimensions850 x 800 x 750 mm
Seat height from floor420 mm
Seat depth (usable)550 mm
Seat cushion thickness120 mm
Backrest height above seat330 mm
Armrest height from floor600 mm
Armrest width120 mm
Metal base leg height150 mm
Under-sofa floor clearance130 mm
Back Cushion Thickness160 mm
Leg Height / Floor Clearance160 mm
PRODUCT MODULE 02 / 06

Weight, Load & Performance

Net weight / load capacity / users / durability

3-seater sofa net weight55 kg
Per-seat static load capacity150 kg
Cushion foam density35 kg/m³
Cushion foam rebound rate45%
Maximum recommended occupancy (full set)5 persons
Seam stitching durability50000 cycles
Upholstery abrasion resistance50000 Martindale cycles
Metal base load rating per unit450 kg
Color fastness to dry rubbing4 grade
Seat Foam Density / Rebound40 kg/m³ / 60%
PRODUCT MODULE 03 / 06

Materials & Structure

Core acceptance fields · Panels / hardware / frame / upholstery

External upholsteryBlack smooth faux leather (PU leather)
Internal seat/back cushion paddingHigh-density polyurethane foam
Structural internal frame15mm thick engineered hardwood plywood
Base support frame20x20mm square section polished chrome-plated steel
Seat support deck8mm thick sinuous spring support with polyester webbing
Armrest internal structurePadded engineered wood frame wrapped in faux leather
Surface finish on metal baseMirror polished chrome plating
Upholstery stitchingNylon bonded thread, 4 stitches per 10mm seam pitch
Base floor contact pads10mm thick rubber anti-scuff pads, fitted to each base foot
Back support webbing50mm wide elastic webbing, 80mm vertical spacing
Frame adhesiveWater-based wood adhesive for plywood frame assembly, low VOC emission
Upholstery edge trimMatching black PVC edge binding, stitched along all upholstery seams
PRODUCT MODULE 04 / 06

Functions & Adjustment

Adjustment / rotation / tilt / mobility / storage features

Seating configurationFixed 3+1+1 modular arrangement
Cushion typeFixed non-removable seat and back cushions
MobilityLightweight repositionable design, no integrated casters
Cleaning access130mm under-base clearance
Support designSled-style metal base distributes weight evenly
Back supportFixed upright mid-back angle
Color option availabilityStandard black finish
Assembly requirementMinimal leg/base attachment required
Surface maintenanceSmooth non-porous faux leather surface, compatible with standard mild upholstery cleaners
Cushion Service ConfigurationRecommended 2removable/replaceable cushion methods
PRODUCT MODULE 05 / 06

Packaging & Logistics

Verified carton / gross weight / assembly / loading data

Number of shipping packages per full set3 packages
3-seater sofa carton dimensions1950 x 850 x 600 mm
Single armchair carton dimensions900 x 850 x 600 mm
Total shipping gross weight per set130 kg
Total shipping volume per set1.92 CBM
On-site assembly time per set40 minutes
20ft GP container loading capacity (full sets)14 sets
40ft HQ container loading capacity (full sets)35 sets
Reference Package Count1 set / 2 cartons
Reference Assembly Time40 minutes per set
PRODUCT MODULE 06 / 06

Applications & Usage

Recommended spaces / users / usage modes

Office reception areasSuitable for corporate lobby and visitor waiting spaces, formal black finish and structured design matches professional commercial office aesthetics
Small meeting and breakout spacesCan be arranged in informal discussion zones, fixed upright posture supports short collaborative meetings and guest conversations
Public service waiting areasDurable construction suitable for medium-traffic spaces including bank branches, government service halls and medical clinic waiting zones
Executive office guest seatingMatching set can be placed in front of executive desks to host visiting clients, compact footprint does not occupy excessive office floor space
Rental and furnishing projectsNeutral black color and classic minimalist design is suitable for bulk furnishing of serviced offices, co-working spaces and short-term rental commercial properties
Recommended supporting furniturePairs with matching chrome-frame coffee tables of 600x600mm or 1200x600mm size to complete a cohesive reception seating layout
Serviced office and co-working furnishing projectsNeutral black color and classic minimalist design is suitable for bulk furnishing of flexible workspaces, matches diverse interior decor schemes
Temporary event seatingRigid frame and lightweight construction allows temporary arrangement for corporate events, job fairs and open house visitor seating
STANDARD S1

EU EN Standards

European market access and chemical requirements

Office furniture stability recommendationEN 16139:2013 Furniture - Strength, durability and safety - Requirements for non-domestic seating
Upholstery flammability recommendationEN 1021:2014 Furniture - Assessment of the ignitability of upholstered furniture - Part 1: Ignition source smouldering cigarette
Surface durability recommendationEN 14465:2003 Textiles - Upholstery fabrics - Specification and test methods
Chrome coating recommendationEN 12540:2000 Corrosion protection of metals - Electrodeposited coatings of nickel plus chromium and of copper plus nickel plus chromium
STANDARD S2

North America ANSI/BIFMA Standards

US and Canada office-furniture standards

Seating durability recommendationANSI/BIFMA X2021 Lounge Seating - Tests for durability, stability, and strength
Load capacity recommendationRecommended references: ANSI/BIFMA X2021
Stability recommendationANSI/BIFMA X2021 Lounge and Public Seating - Tests for durability, stability, and strength
STANDARD S3

China GB Standards

Standards applicable to China-market projects

Structural safety recommendationGB/T 3324 General technical requirements for wooden furniture
Upholstery safety recommendationGB 20400 Leather and fur - Limit of harmful matter
Formaldehyde emission recommendationRecommended references: GB 18584
Metal coating recommendationGB/T 13793 Cold-drawn shaped steel tubes for structural use
Standard Tender Description
This product must meet the following technical requirements:
1. Structural safety recommendation: GB/T 3324 General technical requirements for wooden furniture;
2. Upholstery safety recommendation: GB 20400 Leather and fur - Limit of harmful matter;
3. Formaldehyde emission recommendation: Recommended references: GB 18584;
4. Metal coating recommendation: GB/T 13793 Cold-drawn shaped steel tubes for structural use;
Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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Product Overview & Construction Details

The KERTE Black Faux Leather Office Reception Sofa Set (model OFS-STL-BLK-311) presents a cohesive, structured 3+1+1 seating configuration, featuring one three-seat sofa pred with two matching single armchrs defined by clean, boxy lines, wide flat squared armrests, and a sleek mirror-polished chrome sled base that lends a polished, professional aesthetic. The uniform smooth black faux leather upholstery is finished with matching black edge binding along all seams for a tlored, consistent look across all units, with fixed, integrated seat and back cushions that mntn a neat, formal silhouette suited to business environments. Each seating unit is built with a load-bearing engineered hardwood plywood frame, supported by square-section polished chrome-plated steel sled bases fitted with rubber anti-scuff pads at floor contact points. Seat support combines sinuous springs and polyester webbing, pred with high-density polyurethane foam cushions wrapped in smooth black PU faux leather, stitched with durable nylon bonded thread for long-term seam integrity. The elevated sled base creates open clearance beneath each unit, with floor contact points designed to evenly distribute weight to avoid indentation on soft flooring surfaces. Designed for practical commercial use, the set supports upright mid-back posture ideal for short-term seating, with seat dimensions sized to comfortably accommodate adult occupants and a maximum recommended full-set occupancy of five people. The non-porous faux leather surface wipes clean easily with standard mild upholstery cleaners to address common spills, while the under-unit clearance allows standard cleaning equipment to access floor surfaces without moving the seating. Units are lightweight enough to reposition without casters, allowing flexible layout adjustments for different space needs, with minimal on-site assembly required for the detached base frames to reduce shipping volume. This set is well suited for a range of commercial and select residential spaces, including corporate office lobbies and visitor wting areas, small breakout and informal meeting zones, public service wting areas such as bank branches and clinic wting rooms, executive office guest seating positioned in front of desks, and bulk furnishing projects for serviced offices, co-working spaces, and commercial rental properties. Its rigid, lightweight build also supports temporary use for corporate events, job frs, and open house visitor seating, and it prs cohesively with matching chrome-frame coffee tables to create a complete reception layout. The neutral black finish complements a wide range of interior decor schemes, and its consistent design across all pieces allows individual unit replacement without visual mismatch. For procurement, buyers should note that formaldehyde emission grades for the internal plywood frame, exact material specifications for upholstery and padding, rust resistance performance of the chrome base, and alternative color options require direct confirmation from the supplier, as do specific hardware and assembly detls for bulk orders. Shipping configurations pack the full set across separate cartons for each unit, with two-person assembly recommended to attach base frames on site, and contner loading calculations support efficient bulk shipping for large furnishing projects.

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