June24,2022 1 UL4041 Outlineof InvestigationforOutdoorFurniture Issue Number: 3 June24,2022 Summaryof Topics This is the third issue of the Outline of Investigation for Outdoor Furniture, UL4041. UL's Outlines of Investigation are copyrighted by UL.Neither a printed nor electronic copyof anOutline of Investigation shouldbe altered inanyway.All of UL's Outlines of Investigation and all copyrights, ownerships,and rights regarding thoseOutlinesofInvestigationshallremainthesoleandexclusivepropertyofUL. Parts of the text and figures (Top load ease cycle test, Concentrated load tests, Distributed load tests, Leg strength test, Test for tables with casters) havebeen_adaptedbyULfromE BIFMAX5.5， Desk Products, with permission from the Business and Institutional Furniture Manufacturers Association (BIFMA). Parts of the text and figures (Stability disk construction details, Stability tests-RearandFront,BackrestStrengthtest-Static-TypeI, Iland Ill, Drop test - Dynamic, Swivel Test - Cyclic, Seating Durability tests, Arm Strength test -Vertical - Static, Arm Strength test -Horizontal-Static, Backrest Durability Test -Cyclic -Type I, Il and Ill. Caster/chair base Durability test, Leg Strength Test -Front and Side Application, Footrest Static Load Test-Vertical, Footrest DurabilityTest-Vertical -Cyclic have been adaptedbyULfrom BIFMAX5.1,OfficeSeating,andBIFMAX5.4, Lounge and Public Seating,with permission from the Business and Institutional Furniture Manufacturers Association (BIFMA). COPYRIGHT2022ULLLC UL 4041 JUNE24,2022 No Text on This Page JUNE 24,2022 UL 4041 3 CONTENTS INTRODUCTION .9 General 2.1 Units of measurement 2.2 Undated references 2.3 Note on figures 2.4 Tolerance. 3 Glossary... 9 CONSTRUCTION General 14 Protection Against Corrosion 16 PERFORMANCE 6 Welding.. 19 General 20 8 Horizontal Glass Impact Test 23 8.1 Applicability.. 23 8.2 Purpose of test. 23 8.3 Test setup. 23 8.4Testprocedure 23 8.5 Compliance criteria 23 9 Vertical Glass Impact Test 23 9.1 Applicability.. 23 9.2 Purpose of test. 23 9.3 Test setup .. 23 9.4 Test procedure .24 9.5 Compliance criteria 24 10 Shear and Pinch Point Test 24 .24 10.2 Purpose of test 24 10.3 Test setup. 24 10.4 Testprocedure 24 10.5Compliance criteria 24 TABLE TESTING 11 Stability Test.. 24 11.1 General. 24 11.2Tablestability-Tablesdesignedtosupportanumbrella 25 12 Top Load Ease Cycle Test.. 26 12.1 Applicability. 26 12.2Purposeoftest 26 12.3 Test setup ... 27 12.4Testprocedure 27 12.5Compliancecriteria 27 13 Concentrated Load Test.. 28 13.1Normal (Functional)loadtest 28 13.2Concentratedabnormal (Proof)loadtest 29 JUNE 24,2022 UL 4041 14 Distributed Load Test. 30 14.1Normal (Functional) load test. ..30 14.2 Distributed abnormal (Proof) load test .31 15 TableUnit DropTest 15.1Applicability. ..32 15.2 Purpose of test 32 15.3 Test setup 15.4 Test procedure ..32 15.5Compliancecriteria 32 16 Leg Strength Test. 16.1 Applicability. ..32 16.2 Purpose of test 32 16.3Testsetup 32 16.4 Normal (Functional) test ..33 16.5 Abnormal (Proof) test. .38 17 Test forTables with Casters. 38 17.2 Purpose of test . ..38 17.3 Test setup 38 17.4Testprocedure 17.5 Compliance criteria 41 CHAIR TESTING 18 StabilityTests. 41 18.1Applicability 41 18.2 Purpose of test.. 18.3Stability disk.. 41 18.4 Rear stability ... .43 18.5 Front stability.... 19 BackrestStrengthTest-Static-TypeIand Il 19.1Applicability. ..56 19.2 Purpose of test . ...56 19.3 Test setup.. ..56 19.4Testprocedures.. ..60 19.5Conformance criteria .60 20 Backrest StrengthTest-Static-Type Ill ...60 20.1Applicability .60 20.2 Purpose of test. 60 20.3 Test setup .... 20.4 Test procedures. ..64 20.5Conformance criteria. 64 21 Drop Test - Dynamic ... 21.1 Applicability. ..65 21.2 Purpose of test . ..65 21.3 Test setup ..65 21.4 Test procedures. ..67 21.5 Compliance criteria .67 22 Swivel Test-Cyclic ..67 22.1 Applicability. ..67 22.2 Purpose of test. .67 22.3 Test setup .68 22.4 Test procedure ..68 22.5 Conformance criteria. .69 23 SeatingDurabilityTests-Cyc