Level 1 CSA 178.2 Questions and Answers Already Passed

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? a) a joint that does not require qualification testing b) a joint that can be welded by any welder c) a joint that is qualified for use in a particular project a) A joint that does not require qualification testing What does a square symbol specify? (in welding symbols) a) a consumable insert b) a backing bar c) a spacer a) A consumable insert Why must European drawings be studied carefully before fabrication parts? The drawings may employ the use of first angle projection How many principle views are there in an orthographic projection? 6 The positive terminal of an electrical circuit is called the: Anode A welding arc is intensely hot, with temperatures exceeding: 30,000 C Common shielding gases used for the GTAW process are: inert gases, such as argon Welding using the GTAW process with current set to DCEN results in: 30% heat at the electrode, 70% at the work Which method for arc starting with GTAW has the highest cost? Contact method/Lift start 1% lanthanated electrodes for use with the GTAW process are colour coded: Black True or False: Electrodes used for GTAW are classified under CSA Standard W48 using the designations in CAN/ISO 14341. False What does the "49" indicate in electrode designation E4918-X? a) 49 MPa minimum tensile strength b) 49,000 psi minimum yield strength c) 490 MPa minimum tensile strength d) 49,000 minimum tensile strength c) 490 MPa minimum tensile strength True or False? Low-hydrogen electrodes may be rebaked twice. False The finger-like penetration profile with GMAW is promoted by: a) carbon dioxide-rich shielding gas b) argon-rich shielding gas c) helium-rich shielding gas d) nitrogen-rich shielding gas b) Argon-rich shielding gas Which of the following elements is used as an alloying element in steel and provides corrosion resistance? a) Zinc b) Vanadium c) Magnesium d) Nickel d) Nickel True or False? The basic oxygen furnace is used to produce pig iron. False The term basic in the basic oxygen furnace refers to the: a) chemical nature of the refractory lining b) basicity of the flux produced c) physical properties of the steel produced d) simple chemical reaction that occurs a) Chemical nature of the refractory lining The plates for the shell of a pressure vessel are usually formed with the rolling direction: a) diagonal to the length b) along the length c) in the least favourable direction d) around the circumference d) Around the circumference True or False? The ductility of a sample transverse to the direction of rolling will be greater than a longitudinal sample. False When up to 0.8% carbon is added to iron, the resulting steel under equilibrium conditions will have the structure of: Ferrite and pearlite A hypoeutectoid steel has: Less than 0.8% carbon True or False? Normalizing of steel involves heating into the fully austenite region followed by furnace cooling. False Hot rolling is carried out: a) below the lower transformation temperature b) between 723 C and 912 C c) in the austenite/ferrite region d) in the fully austenitic region In the fully austenitic region Tempering martensite involves reheating to a temperature: a) in the austenite/ferrite region b) in the fully austenitic region c) above the lower transformation temperature of 723 C d) below the lower transformation temperature of 723 C d) Below the transformation temperature of 723 C The three major steel groups are carbon steels, low-alloy steels and: a) high alloy steels b) alloy steels c) carbon-manganese steels d) chromium-molybdenum steels b) Alloy steels When deviations from drawings and specifications are warranted, such deviations should be: Obtained and recorded by the inspector upon release from the design agency What type of current is used to detect subsurface defects when using a magnetic particle test? DC True or False? Gamma radiation emitted by a radioisotope of Co-60 has wavelengths that are longer than the radiation from Ir-192. False When using radiography to inspect steel plate, hole type IQIs are generally required to be placed: On the source side, next to the weld bead Most standards are generated by voluntary efforts of government, industry, etc. In Canada, the national body that approves standards is the: Standards Council of Canada The majority of welding-related standards in Canada are developed by the: Canadian Standards Association (CSA) Which Canadian standard includes ferrous and non-ferrous materials with notch toughness requirements and includes aluminum piping systems? CSA Z662 CSA W59 Welded Steel Construction is considered to be which type of standard? Fabrication standard CSA W59.2 Welded Aluminum Construction, allows the use of which of the welding processes below? a) Submerged Arc Welding b) Stud Welding c) Electrogas Welding d) Flux Cored Arc Welding b) Stud Welding CSA Standard Z662 requires the approval of welding procedure specifications by: The company Which standard gives the requirements for oil and gas pipeline systems? CSA Z662 Which standard/code covers the "Design of Steel Structures"? CAN/CSA S16 Which Standard contains requirements for the fabrication of steel bridges? AWS D1.5 Which section from the ASME Boiler and Pressure Vessel Code covers Nonferrous Material Specifications? Section II, Part B Which document has been officially adopted by the standards writing bodies of Canada as the source for standard terms and definitions in welding and joining? AWS A3.0 The engineering field not covered by ISO is: Electrical True or False? Structural standards tend to contain more stringent qualification and certification requirements than pressure vessel standards do regarding welder testing. True True or False: A CSA W47.1 Div. 1 certified company requires the full time employment of a Welding Engineer. True A welding supervisor under CSA Standard W47.1 shall have a minimum of how many years of experience, assuming no reduction has been granted based on education and experience? 5 Years True or False? Welding tests for pressure vessel equipment fabricated outside Canada shall be accepted only if approved by an authorized inspection agency approved by the regulatory authority in the country where manufacturing occurred. False CSA B51, AWS D1.1 and ASME IX all refer to which standard for the approved use of Standard Welding Procedure Specifications? AWS B2.1 According to CSA Standard W59, at what distance from the weld must the minimum preheat be maintained in 44 mm thick plate? 75 mm CSA W59 states surfaces and edges that are to be welded must be free of slag, rust, paint and so forth within ______ of the weld to prevent contamination. 50 mm There is a cost to poor fit-up since a gap of ____ mm or greater in a fillet weld requires the size of the fillet weld to be increased by the amount of the gap. 2 mm According to CSA W59, the maximum allowable depth of undercut for a weld under cyclic loading where the direction of load is transverse to the undercut is: 0.25 mm True or False? If a camber diagram is specified it is necessary to check camber at one point only. False The maximum combined warpage and tilt of a flange permitted by CSA W59 is: a) 1/10 x flange width, no maximum b) 1/50 x flange width, no maximum c) 6 mm d) 1/100 x flange width, 6 mm maximum d) 1/100 x flange width, 6 mm maximum A specified curvature in the plane of the flange is known as: Sweep An SFA designation before a filler metal specification (such as SFA-5.4) means: The filler metals meets an AWS specification that has also been adopted by ASME The supplier of a filler metal should provide documentation, such as a label on the package, that shows: That the materials meet the standard's classification requirements The CSA W47.1 welding procedure system consists of two components: A general welding procedure specification (WPS), and a welding procedure data sheet (WPDS) If Charpy impact properties are a requirement of a welding procedure, then the: a) WPS does not need to be qualified in accordance with ASME and AWS standards b) WPS requires ultrasonic inspection as part of the qualification c) procedure must be qualified by testing d) procedure can be prequalified if all other conditions apply c) procedure must be qualified by testing The classification required for a CSA W47.1 welder to be qualified to perform complete joint penetration butt splices on tubular sections from one side is: T Class If a welder has qualified with a group F2 electrode, the welder is qualified to weld with: E4914 electrodes Quality assurance: a) includes taking all planned and systemic technical and administrative actions necessary to assure an item is being produced at an optimum quality level b) refers to the controls that are applied at each stage of a manufacturing process to consistently produce a quality product a) includes taking all planned and systemic technical and administrative actions necessary to assure an item is being produced at an optimum quality level What type of porosity usually occurs with an orientation perpendicular to the weld face? Piping Porosity Cold cracking occurs below what temperature? 150 C Which part of the ASME Boiler and Pressure Vessel Code lists the specifications for welding electrodes and filler metals? Section II Part C Which ASME BPVC Section lists base and filler metal specifications that are permissible for use in qualifying welders and procedures? Section IX What is the system that ASME, ASTM, and AWS standards all recognize for the identification of electrodes? A series of 36 documents ranging from A5.01 to A5.36 What is the definition of a low-hydrogen electrode? An electrode that is manufactured to deposit weld metal with a specific maximum limit to its diffusible hydrogen content What is the temperature at which low-hydrogen electrodes must be stored? 120 C What is the significance of the R in an E7018-R electrode? Designates that the electrode meets the requirements of absorbed moisture testing