最新 [2025年04月15日] リアルAPI API-577試験問題集解答 [Q32-Q48]

最新 [2025年04月15日] リアルAPI API-577試験問題集解答

API-577問題集を使って一日でICP Programs試験合格（最新の112解答)

API API-577 認定試験の出題範囲：

トピック	出題範囲
トピック 1	Welder Qualification: This section measures the skills of welding engineers in understanding welder qualification processes. It covers the requirements, methods, and documentation for qualifying welders. Candidates should be familiar with relevant codes and standards for welder certification.
トピック 2	Welding Materials: This section focuses on metallurgists' understanding of welding materials. It covers different types of metals, alloys, and consumables used in welding. Candidates should be familiar with material properties, selection criteria, and compatibility issues.
トピック 3	Terms, Definitions, and Acronyms: This section of the exam measures the skills of API-specialized inspectors and covers essential terminology, definitions, and acronyms used in welding and inspection. Candidates should be familiar with industry-specific language and abbreviations. The exam assesses the ability to interpret and use welding-related terms in various contexts accurately.
トピック 4	Nondestructive Examination: Metallurgists are expected to demonstrate proficiency in nondestructive examination (NDE) methods in this section. It covers various NDE techniques, their principles, and applications in welding inspection.
トピック 5	Welding Inspection: This section focuses on the skills of API-specialized inspectors in performing welding inspections. It covers inspection techniques, tools, and documentation requirements.
トピック 6	Safety Precautions: API-specialized inspectors are expected to demonstrate knowledge of safety precautions in welding operations in this final section. It covers personal protective equipment, hazard identification, and safety procedures.
トピック 7	Metallurgy: Metallurgists are expected to showcase their expertise in welding metallurgy in this section. It covers the effects of welding on material properties, heat-affected zones, and microstructure changes.
トピック 8	Welding Procedure: API-specialized inspectors are expected to showcase their knowledge of welding procedures in this section. It covers the development, qualification, and implementation of welding procedure specifications (WPS).
トピック 9	Refinery and Petrochemical Plant Welding Issues: This section measures the skills of welding engineers in addressing specific welding issues in refinery and petrochemical plant environments. It covers unique challenges, materials, and safety considerations in these industries.

 

質問 # 32
According to the PQR 8025, does the thickness range qualified concur with the thickness range as stated on the WPS 802?

• A. Yes, the PQR qualifies the ranges as stated on the WPS
• B. Yes, but only for thicknesses greater than .280"
• C. No, the material thickness on the PQR should be .375"
• D. No, the PQR thickness should have been .560"

正解：A

質問 # 33
What is the purpose of the IQI?

• A. Determining that the required sensitivity of the radiograph is achieved
• B. Marking the radiographs with a definite identifying characteristic
• C. Establishing the depth that the radiation source penetrates
• D. Ascertaining how much radiation the source has penetrated the material

正解：A

質問 # 34
To avoid burn through during in-service welding on thinner wall equipment, it is generally recommended to:

• A. Use high heat input.
• B. Minimize weaving the bead.
• C. Use larger diameter electrodes.
• D. Maximize weaving the bead.

正解：B

質問 # 35
What increases when a welder increases the amperage?

• A. Voltage
• B. Heat
• C. Arc length
• D. Travel speed

正解：B

質問 # 36
Items to be included in the WPS for GMAW process are:

• A. Base metal P-number and deposited metal thickness.
• B. Electrode-flux class and electrical characteristics.
• C. Joint design and test coupon thickness.
• D. Type of welding process and test coupon thickness.

正解：D

質問 # 37
Refer to the following diagram:

Item#4 represents:

• A. groove angle.
• B. bevel face.
• C. bevel angle.
• D. groove face.

正解：C

質問 # 38
For carbon steels, the HAZ includes those regions heated to a temperature greater than:

• A. 1250°F (677°C)
• B. 1050°F (556°C)
• C. 1150°F (621°C)
• D. 1350°F (730°C)

正解：C

質問 # 39
Rules for qualifying welding operators using radiography on a production weld require what minimum weld length to be examined?

• A. 24 in.(600 mm)
• B. 6 in. (150 mm)
• C. 36 in. (900 mm)
• D. 12 in. (300 mm)

正解：D

質問 # 40
Items to be included in the PQR for the SMAW process are:

• A. Electrode-flux class and electrical characteristics.
• B. Welding process used and P-numbers of coupon welded.
• C. Welding process used and AWS classification numbers.
• D. P-numbers of coupon welded and AWS classification numbers.

正解：B

質問 # 41
If a nonessential variable is changed on a WPS, which of the following actions must occur?

• A. It may be changed on the WPS without requalifying the welding procedure.
• B. Impact testing must be performed at the discretion of the welding engineer.
• C. The welding procedure will need to be requalified by performing mechanical testing.
• D. The welding inspector can simply make the change on the WPS and initial as proof of acceptance.

正解：A

質問 # 42
What does an AWS classification number identify?

• A. Base metal and group number
• B. Chemical composition of the deposited weld metal
• C. Electrode diameter and strength
• D. Electrodes and welding rods

正解：D

質問 # 43
The size and width of the weld HAZ is dependent upon:

• A. The thickness of the metal.
• B. The properties of the base metal.
• C. The heat input during welding.
• D. The residual hardness of the weld joint.

正解：C

質問 # 44
At least how far on each side of the weld should preheat be maintained?

• A. 3 in. (7.6 cm)
• B. 4 in. (10.2 cm)
• C. 6 in. (15.2 cm)
• D. 2 in. (5.1 cm)

正解：C

質問 # 45
If an individual changes an essential variable in the WPS, the individual must:

• A. Record the change on the existing WPS.
• B. Re-qualify the PQR.
• C. List the change as a supplement to the WPS.
• D. Re-qualify the WPS.

正解：D

質問 # 46
Steels usually require both preheat and PWHT if they have a carbon equivalent higher than:

• A. 0.35
• B. 0.55
• C. 0.50
• D. 0.45

正解：D

質問 # 47
For SMAW welding, the last number of the electrode identification identifies:

• A. Chemical composition.
• B. Coating operating characteristics.
• C. Welding position.
• D. Electrode operating characteristics.

正解：B

質問 # 48
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API-577試験正確な問題集で学習ノートと理論：https://jp.fast2test.com/API-577-premium-file.html