Material Thickness Reference Chart

Notes

24 Gauge (.025 in)

22 Gauge (.031 in)

20 Gauge (.037 in)

18 Gauge (.050 in)

16 Gauge (.063 in)

14 Gauge (.078 in) 1/8 in (.125 in)

3/16 in (.188 in)

1/4 in (.25 in)

5/16 in (.313 in)

3/8 in (.375 in)

1/2 in (.5 in)

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Hobart Welding Products 4500 manual Material Thickness Reference Chart

Contents

Processes OM-4418210 597KDescription From Hobart to You Table of Contents Page Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can cause severe burns Buildup of GAS can injure or kill Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosion Compressed Air Hazards Engine Hazards HOT Parts can cause burns and injury Welding Wire can cause injuryFire or Explosion hazard Falling Unit can cause injury California Proposition 65 Warnings Principal Safety StandardsEMF Information Radiation can cause interference − Consignes DE Sécurité − Lire Avant Utilisation Signification des symbolesUN Choc Électrique peut tuer LES Fumées ET LES GAZ peu- vent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures gravesLE Soudage peut provoquer un incendie ou une explosion LE Bruit peut affecter l’ouïe DES Organes Mobiles peuvent provoquer des blessures ’EXPLOSION DE LA Batterie peut Rendre Aveugle ’AIR Comprimé peut provoquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendieRisque D’INCENDIE OU D’EXPLO- Sion LES Fils DE Soudage peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électrique’EMPLOI Excessif peut UNE Remorque QUI Bascule peut entraîner des blessures Principales normes de sécurité Proposition californienne 65 AvertissementsInformation EMF En ce qui concerne les implants médicaux Symbol Definitions − SpecificationsWeld, Power, And Engine Specifications − Definitions Aux Power Gal./Hr Weld Power In KW Dimensions, Weights, And Operating AnglesFuel Consumption Weld Amps At Rated Duty Cycle AC Power Volts Generator Power CurveAC Power Amperes Duty Cycle Volts Max Amp Min Amp Volt-Ampere CurvesAC Amps Installing Welding Generator − InstallationRating Label Location Movement Grounding Generator To Truck Or Trailer Frame Grounding Generator When Supplying Building Systems 13 mm Full Gasoline Open/On Closed/Off Engine Prestart ChecksOil Connecting To Weld Output Terminals Selecting Weld Cable Sizes Connecting to weld150 ft 200 ft 250 ft 350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m Material Thickness Reference Chart Controls See Section − Operating the Welding Generator Description Of Controls See Section To Stop turn engine switch to OffAmperage Selection Table For Stick Smaw Electrodes − Operating Auxiliary Equipment Generator Power Panel ReceptaclesUse GFCI-protected extension cord X 15 a + 240 V x 9 a = 4 kVA/KW OM-4418 Routine Maintenance − Maintenance Stop engine Servicing Air Cleaner Troubleshooting − TroubleshootingGenerator Power Welding Engine With proper viscosity oil for operating temperatureStarting difficult Circuit Diagram For Welding Generator − Electrical Diagrams Selecting Equipment − Generator Power Guidelines How Much Power Does Equipment Require? Grounding When Supplying Building SystemsUse #10 AWG or larger insulated Resistive Load Volts 115 Amps Approximate Power Requirements For Farm/Home Equipment Approximate Power Requirements For Industrial MotorsIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running Watts Contractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor Equipment How Much Power Can Generator Supply? Power Required To Start MotorSingle-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 / Volts = Starting Amperage Typical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible − Stick Welding Smaw Guidelines Stick Welding Procedure Striking an Arc − Scratch Start Technique Electrode and Amperage Selection ChartStriking an Arc − Tapping Technique Good Weld Bead Characteristics Poor Weld Bead CharacteristicsPositioning Electrode Holder 10-30 9090 End View of Work Angle Electrode Movement During Welding Conditions That Affect Weld Bead Shape Lap Joint Butt JointsTee Joint 16 in 30 1.6 mm Tack Welds Troubleshooting − Excessive Spatter Troubleshooting − PorosityWeld Test Possible Causes Corrective Actions Troubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Excessive Penetration Troubleshooting − Waviness Of Bead Troubleshooting − Burn-ThroughTroubleshooting − Distortion Work like a Pro Main Assembly − Parts List SR1 Start Your Professional Welding Career Now Support ServiceAssistance Hobart Welding Products Contact your Distributor for