Aramco General Mechanical Questions.

Sr. No.

Questions

1 How did low carbon weld able ss 316L differ from the ordinary stainless steel.

2 What is required for a Inspection engineer or Inspector.A, Being well informed, Impartial B, should have good welding experience, C, Friendly with all

3 When you find a welding repair in the welding whom to report for rectification,A, to the welder his welder no mentioned near the weld, C, Next person to the welder, D, Welder foreman, D, Project co-coordinator.

4 What is PMI5 What is importance of essential Variable in WPS6 Why Maximum inter pass temperature to followed when doing austenitic stainless steel7 What is NACE MR 01758 What is the additional test apart from hardness test required as per NACE MR 01759 What is acronym of SAW 10 What is acronym of FCAW11 What is WPS12 WHAT IS PQR13 What is 1 mill surface roughness unit14 What is carbon equivalent 15 TRUE/ False - If a welder is approved in 6G position he is qualified to do welding in all

position. 16 How welding is performed in 3g position.17 What are the mechanical test shall be conducted for toughness test18 What is HAZ19 What are the precautions to be taken for welding low hydrogen electrode.20 Hydrogen in the steel creates

A, Induce crack in steel, B, Will corrode 21 What is ASME SEC V22 Porosity will be better deducted in which method RT or UT23 TRUE-False -The laminar defect parallel to surface shall be deducted by UT 24 What is welding toe25 What is auto genius welding 26 1 degree how many radians27 To weld ss 304 with carbon steel at root which electrode shall be used.29 When doing root welding of joint were back side welding is not possible whci welding

process is ideal.1, SMAW, 2, GMAW, 3, GTAW

30 What is difference between discontinuity and defect31 What is the international standard for quality assurance 32 What is the deference between DCEP and DCRP33 What are 5 important things you will check in material test certificates.34 What is purpose of pre heating

35 What is the purpose of PWHT36 If a change in PQR essential variable re qualification is required or not37 What are the different types of defects shall be noted in welding38 What are different types of hardness testing39 What ANSI standard shall be followed for pipe welding procedure and welder

qualification test40 In a metal were you find melted dots by electrical contact on the surface which is

happened due to what41 True or False – From hardness of the material the tensile strength shall be arrived.42 Mention different types plate welding position43 What are the types of wled and describe each44 Write 2 attributes of flattening test of weld45 Define SMAW46 Define GTAW47 What are the two test in electric arc welding48 What are the different types of steel making process49 True of False – If Carbon percent is less in material the weld ability is increased.50 What do you mean by X 60 in ASTM A 516 GR. 6051 What is P no parent metal no.52 What is F no filler metal no.53 What is A no aws classification54 What mechanical test qualifies the welder55 What is the ndt method used to deduct crack in welding56 What is the 3 type of metal transfer in GMAW 55 Mention types of metal transfer in SMAW56 Where is interpass temperature to be checked57 3 attributes of tensile testing

acronym