Interview Questions for Mechanical QA/QC Engineer and Third Party Inspector Jobs
Q1. How does the presence of molybdenum in SS316 affect its corrosion resistance compared to SS304? Increases resistance to pitting
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Author: Sandeep Anand
Interview Questions on Welding for Welding, QC Engineer and Third Party Inspector Jobs
Q1. What is the primary purpose of a welding procedure specification (WPS)? To outline the qualifications of the welder To
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Ultrasonic Testing – UT (NDT) Questions and Answers for Level III and II exams
Q1. Which of the following factors can affect the accuracy of flaw detection in UT? Beam divergence Surface roughness Frequency
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Question Answers on Welding for CSWIP 3.1 and AWS CWI Exams
Q1) Which welding process is generally preferred for large-scale, high-production applications due to its high deposition rates and ability to
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Question Answers on Welding for CSWIP 3.1 and AWS CWI Exams
Q1. Which of the following welding processes would give the highest heat input when using typical parameters? Tungsten Inert Gas
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Question Answers on Welding for CSWIP 3.1 and AWS CWI Exams
Q1. Which welding process utilizes a non consumable electrode? SAW MMA TIG MIG (Explanation: In TIG welding, a tungsten electrode is
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Weld defect acceptance/rejection criteria as per ASME B31.1 Power Piping
The weld defect acceptance/rejection criteria are given in Chapter VI (Inspection, Examination, and Testing) of the ASME B31.1 – 2022 Power Piping Code. Chapter
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ASME Material Specification and Grades for Pipes, Tubes, Forgings, Castings, Fittings, Valves, Nuts and Bolts
For the complete identity of a material we need two things; Material Specification Material Grade For Example, In SA 106
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ASTM A 36 Steel – Mechanical & Chemical Properties and Equivalent Steel Grades
ASTM A 36 or SA 36 is basically carbon steel of structural quality which is widely used in industries. It
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Mechanical Properties of Materials
The mechanical properties of the metals are those which are associated with the ability of the material to resist mechanical
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Knuckle Joints
WHAT IS A KNUCKLE JOINT? A knuckle joint is a type of mechanical joint used to join two components that
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Glossary of Valve Terms
The commonly used terms and definitions related to valves is given below; Actual pressure drop: The difference between the inlet
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Pressure Safety Valve – What is a Valve (Part – 6)
Pressure Safety Valve / Relief Valve A safety valve is a valve that acts as a protection of equipment from
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Aluminum and aluminum alloys
Introduction: Aluminum is found on the earth in its oxidized form known as Bauxite. Bauxite is refined to produce Alumina
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Butterfly Valves – What is a Valve (Part – 6)
In the Valves Part-1, we discussed what is a valve, its history, and its categorization (Click here to read). In
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Ball Valves – What is a Valve (Part – 5)
In the Valves Part-1, we discussed what is a valve, its history, and its categorization (Click here to read). In
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Low Hydrogen Electrodes
Low Hydrogen electrodes are very popular in the industries because of the following reasons; Ability to produce X-ray quality welds
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What is stainless steel
This article covers the following topics/questions; What is stainless steel? Types of stainless steel. Is stainless steel magnetic? Stainless steel
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Underwater Welding
Underwater welding is used for repairing ships, offshore structures including oil drilling rigs, and pipelines that are submerged in water.
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Plug Valves – What is a Valve (Part – 4)
In the Valves Part-1, you learned what is a valve, its history, and its categorization (Click here to read). In
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Gate Valves – What is a Valve (Part – 3)
In the Valves Part-1, you learned What is a valve, its history, and its categorization (Click here to read). In
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Basics of Heat Treatment for Metallic Material (Part-1)
Scope: In this article fundamentals of heat treatment will be discussed briefly mainly related to the “base material” of welded
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Basics of Heat Treatment (Part-0)
Scope: In this article, fundamental concepts of heat treatment will be discussed to give an overview to the reader with
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How to select welding electrodes
The selection of right welding electrodes is a quite challenging job because we need to consider many factors while choosing
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How To Make Weld Map, Shop Weld Plan, WPS, PQR & WPQ for A Static Pressure Vessel (Part-3)
Scope: In part-2, of this article, we had discussed the sequence to be used for qualification of procedure (PQR) which
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Summary of ASME BPVC Section VIII Div 1 (Part 4)
In Part-3 of this article the Subsection A was covered from UG-36 up to UG-79, to read the Part-3 of
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Globe Valves – What is a Valve (Part – 2)
In the Valves Part-1, you learned, What is a valve, its history and its categorization, to read that article please
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