API-577 Questions PDF [2025] Use Valid New dump to Clear Exam [Q52-Q68]

質問52
Refer to the following diagram:

Item#4 represents:

質問53
Hardness testing of production welds and the HAZ requires test areas to be:

質問54
The simplest weldability tests are those that evaluate:

質問55
For hot tap and in-service welding, above what carbon equivalent limit is it recommended to use extra low hydrogen electrodes to weld carbon steels?

質問56
To avoid burn through during in-service welding on thinner wall equipment, it is generally recommended to:

質問57
What is(are) the most appropriate action(s) to prepare an in-service carbon steel piping system that has been in caustic service for welding?

質問58
Which of the following is used to determine the soundness and ductility of a groove weld?

質問59
One of the main differences between welding nickel alloys and austenitic stainless steels is that with nickel alloys:

質問60
What is the most capable NDE method for finding a discontinuity such as incomplete fusion in a joint?

質問61
As a result of welding, metals with a high coefficient of thermal expansion are:

質問62
A limitation of a stud arc welding (SW) process is:

質問63
For carbon steels, the HAZ includes those regions heated to a temperature greater than:

質問64
What is the Brinell hardness limit value for 1-1/4 Cr -1/2 Mo steel in refining service?

質問65
When welding nickel alloys, it is important that:

質問66
To reduce the possibility of cracking, which of the following maximum hardness levels is required for weldments in wet H2S service?

質問67
The direction of magnetic flux can be confirmed by the use of a:

質問68
In alloy steel, a high hardness measurement could indicate: