AskChainX

Who or what determines the necessity of a post weld heat treatment?

On inspecting a completed 150mm OD pipe weld, some small smooth, shallow areas of undercut have been found <0.25mm deep. The welder says he can quickly put this right by depositing

On inspecting a completed 150mm OD pipe weld, some small smooth, shallow areas of undercut have been found <0....

Before welding components, the welders' qualifications need to be checked. Do those welders that are going to weld temporary handling attachments also need to have taken performanc

Before welding components, the welders' qualifications need to be checked. Do those welders that are going to...

Before welding and during welding in the cleaning stage, which statements from below would you consider are correct?

Before welding components, the welders' qualifications need to be checked. Does a tack welder also need to do a performance qualification test?

Of the following heat treatments, which will be the most effective in reducing the chances of HIC

HIC is usually delayed because

GTAW water-cooled torches should be used when the amperage exceeds

Bend tests are used for which of the following?

The test method for assessing resistance to brittle fracture, by measuring the energy to initiate and propagate a crack from a sharp notch in a standard-sized specimen is called

In the MMA process, the effect of polarity on welding may be described as

By which of the following welding processes can autogenous welding not be achieved?