Welding 焊工技能 测试.pdf

SkillsUSA 2013 Contest Projects Click the “Print this Section” button above to automatically print the specifications for this contest. Make sure your printer is turned on before pressing the button. Welding Page 1 of 1 WPS 101 SkillsUSA Welding Procedure Specification WPS 101 3WPS No. Date By4/21/2013 NP Welding Process(es) Supporting PQR(s) SMAW Prequalified Type: JOINT Type Butt / T-Joint Backing Material A-36 Root Opening Root Face Dimension1/4” ±1/16” 0 - 1/8 Groove Angle Radius (J-U)45 Deg. N/A Method N/A BASE METALS Material Spec. Type or Grade Thickness: Groove ( ) Fillet ( ) 1/8 Unlimited in A-36 A-36to to Diameter (Pipe, ) 4in FILLER METALS AWS Specification AWS Classification A5.1 SHIELDING Flux Gas Composition Flow Rate Gas Cup Size Electrode-Flux (Class) N/A N/A N/A N/A N/A N/A POSITION Position of Groove Fillet Vertical Progression: 1G,2G,3G,4G,5G 1F,2F,3F,4F,5F ELECTRICAL CHARACTERISTICS Transfer Mode (GMAW): Current: Other Tungsten Electrode (GTAW): Size Type N/A N/A N/A TECHNIQUE Stringer or Weave Bead Multi-pass or Single Pass (per side) Number of Electrodes Electrode Spacing: Longitudinal Lateral Angle Contact Tube to Work Distance Peening Interpass Cleaning Both Single / Multiple 1 N/A N/A N/A N/A N/A Chip slag and wire brush PREHEAT Preheat Temp., Min. Interpass Temp., Min. Max. POSTWELD HEAT TREATMENT Temp. Time 60 Deg.F N/A N/A N/A N/A Authorized By Date Revision 3/4 - - - Unlimited Thickness Up to 3/4 Temperature Over 3/4 to 1-1/2 Over 1-1/2 to 2-1/2 Over 2-1/2 WELDING PROCEDURE GH 5/15/2011 N/A N/A N/A N/A E-7018 Backing Back Gouge Manual Machine AutoSemi-Auto Yes Yes Single Weld Double Weld Up Down Short-Circuiting Globular Spray AC DCEP DCEN Pulsed PWHT Required Prequalified No No Layer/Pass Process Filler Metal Class Diameter Cur. Type Amps Volts Travel Speed Other Notes All SMAW E-7018 1/8 DCEP 90-150 N/A 4-10 ipm 1/4” ±1/16” 45° Page 1 of 1 WPS 103 SkillsUSA Welding Procedure Specification WPS 103