A consumable electrode is - Study guides, Class notes & Summaries

A consumable electrode is: - ans ----AN electrode which melts and provides metal to fill the joint The weld heat affected zone is: - ans ----the portion of the base metal adjacent to the weld metal whose properties have been changed due to the heat of welding When an arc is formed between two electrodes - ans ----electricity flows from negative cathode to positive anode The magnetic pinch force helps in the process of the detaching the molten metal drops from the electrode t...

CWB 2024 QUESTIONS WITH VERIFIED SOLUTIONS ALREADY PASSED A+ True or False? "Electric current is readily conducted in metal (low resistance) because of the many free electrons" - CORRECT ANSWER True True or False? "Conventional current flow is from negative to positive." - CORRECT ANSWER False Materials that have a high resistance to current flow are called: A) Semi-conductors B) Conductors C) Insulators - CORRECT ANSWER C) Insulators True or False? "A gas can only conduct e...

Society Certified Welding Inspector(CWI) - Answer-is not a replacement API 577______ all welds to be inspected. - Answer-does not require Who determines the welds to be inspected?? - Answer-Welding inspectors and/or engineers Who should be consulted on any critical , specialized or complex welding issues? - Answer-A welding engineer Three of the items listed below are welding inspection activities that can be separated into three stages corresponding to the welding work process. Whic...

API 577 Exam Questions And Answers Graded A+ How many welds does API 577 require to be radiographed? Zero. (The number of welds to RT is established by the primary code) Arc Blow The deflection of an arc from its normal path because of magnetic forces Arc Length The distance from the top of the welding electrode to the adjacent surface of the weld pool Autogenous Weld (one without filler metal) A fusion made without filler metal Backing A material or device placed again...

API 577 Exam Questions And Answers Graded A+ None! Number of welds to RT is established by the primary code How many welds does 577 require to be RT'd Arc blow Deflection of an arc from normal path because of opposing magnetic forces Arc length Distance from the tip of the welding electrode to the adjacent surface of the weld pool Autogenous Welds made without filler metal Backing Material or device placed on back side of a joint, to support and retain weld metal ...

Industrial Mechanics 4th Edition Chapter 3: Fastening Methods 100% Correct adhesive A substance that is used to bond materials together at the surface. tapping The forming of internal threads in a material. pin A cylindrical fastener that is placed into a hole to secure the relative positions of two or more parts. washer A small metallic disc with a hole in its center used under the head of a bolt or screw, and/or under a nut, to spread the load (tightening force) over a larger ar...

Which of the following statements is correct? - API 577 provides guidance to the API authorized inspector on welding inspection. The actual throat of a weld is best described as: - The shortest distance between the weld root and the face of a fillet weld. The term "arc blow" refers to which of the following? - The deflection of the arc due to magnetic forces. An autogenous weld is a weld that is best described by which of the following? - A weld made without filler metal. In weldin...

Level 1 CSA 178.2 Questions and Answers Already Passed True or False: The fume generation rate for a welding process is used to measure the welder's exposure to fume. False What source recommends the types of ventilation to reduce welder exposure to welding fume? a) CSA Standard W117.2 b) Company health and safety policies c) The Occupational Health and Safety Act a) CSA Standard W117.2 Is the leg length of a concave fillet weld the same as the weld size? No What is a prequalified joint? ...

CWB Level II Exam Questions and Answers Does GMAW use CC or CV? - Answer-CV What happens to the SAW weld when you switch from DCEP to DCEN? - Answer-Increased deposition rate, but less penetration What is the temperature for storing low-hydrogen electrodes? - Answer-120° Celsius When using a consumable electrode in DCEN, the majority of the heat is concentrated on the __________. (A) Electrode (B) Workpiece - Answer-(A) Electrode When using a non-consumable electrode in DCE...

Gas Tungsten Arc Welding correct answers What does GTAW stand for? Constant Current correct answers What type of power source does GTAW require? AC correct answers What polarity should be used for Aluminum and Magnesium? DC- correct answers What polarity is used for most other metals besides Aluminum and Magnesium? DC+ correct answers What polarity is rarely ever used? Gas Tungsten Arc Welding correct answers An arc welding process that uses an arc between a tungsten electrode (no...