T his article provides you information about site inspection of process piping as well as important points on in-service inspection in pro...

The characteristic features and principal causes of slag imperfections are described Identification Slag is normally seen as elongated lines...

This article describes the characteristic features and principal causes of lack of side wall and inter-run fusion. General guideline...

The characteristic features and principal causes of incomplete root fusion are described. General guidelines on 'best practice' are ...

Identification Incomplete root fusion is when the weld fails to fuse one side of the joint in the root. Incomplete root penetration occurs w...

Steels In arc welding, as the weld metal needs mechanical properties to match the parent metal, the welder must avoid forming defects in the...

Corrosion occurs in two ways, general (a fairly uniform wasting away of a surface area) or pitting (the surface may have isolated or numer...

API 653 Exam Administration -- Publications Effectivity Sheet For: March 27, 2013 and September 25, 2013 Listed below are the effective edit...

Aboveground Storage Tank fabricated to API 650 is normally designed not to exceed an operating temperature of: a. 260 deg C b. 100 deg...

Hie! Friends, API 570 Exam contains many calculation questions, it will be oriented toward existing in-service piping, not new piping. API A...

Hie! Friends, It's a usefull document who is preparing for api 570 piping inspector exam. It's available for free download and use....