API-570 試験問題を無料オンラインアクセス

What is the required thickness of straight run pipe subject to internal pressure only, based on the following conditions: NPS 14, SA 285 Gr.C, EFW Spiral seam (No radiography), operating at 216 psi / 378?F

• A.Not enough information given
• B.1.1"
• C.0.06"
• D.0.11"

An area defined by a circle having a diameter not greater than 2 inches for a line diameter not exceeding 10 inches, in which thickness readings may be averaged is

• A.WFMT
• B.Averaging point
• C.TML
• D.Test point

Where should the numbers be placed on a radiograph?

• A.On the material being radiographed
• B.Under the film
• C.Under the material being radiographed
• D.On the film source pack

A WPS shall have the referenced

• A.welder
• B.PDQ
• C.NACE
• D.PQR

When may welding not be performed?

• A.If the weld area is not in direct sunlight
• B.If the weld area is above 120° F
• C.If the weld area is in an inert atmosphere
• D.If the weld area is frosted or wet