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q mechanical data for line designation tablesline designation tables ldts are initially generated by the piping designers design conditions are
q mechanical design calculationsthe mechanical design engineerspecialist shall be responsible for mechanical design calculations that are required to
q conceptual engineering phaseduring this phase a conceptual engineering estimate will be prepared by project management with input from all
q overview of project phasesconceptual engineering phasethe purpose of this phase of work is to develop the clients proposal to a level of detail
q scope of work for a project in mechanical engineeringthe mechanical engineering scope of work for a project involves the design and specification
q illustrate process of radiographic examinationradiographic examination of welded joints shall be performed when required by the code or
charpy impact tests when required shall complyimpact tests shall be conducted at the minimum design metal temperature or at a lower temperature and
q explain the procedure of rockwell hardness testsrockwell hardness tests per astm of the deposited weld and heat affected zone shall be required for
q illustrate brinell hardness testsbrinell hardness tests of the deposited weld and heat affected zone shall be required for procedure qualifications
q explain about hardness testingwhen indicated on equipment or vessel data sheets hardness testing shall be performed as followsaperform hardness
q examination requirements and acceptance criteria for weldexamination requirements and acceptance criteria shall be in accordance with asme code and
q alloy materials controlall low alloy and high alloy equipment components including fittings flanges and sections of pipe and all welds shall be
q check ferrite content of austenitic stainless steel weldcheck the ferrite content of each austenitic stainless steel weld including overlay welds
q what is clad plate and overlay weldingstrip back cladding on clad plate a minimum of 5 mm 316 from the edges of weld preparation before welding on
q postweld heat treatmentwhen the equipment data sheet specifies post-weld heat treatment either for service conditions or code requirements welding
repair of surface defects in welds by chipping grinding and gouging is permitted provided the thickness is not reduced below the minimum required
q what are preheat and interpass temperaturepreheat and interpass temperatures shall be in accordance with the applicable codes materials that
all shell and head joints shall be double-welded butt joints with full penetration in cases where double welding is impractical the root pass shall
the joint bevels shall be prepared in accordance with the registered and approved weld procedure internal and external surfaces to be welded shall
q what do you mean by filler metalsuse filler metal that is similar in chemistry corrosion resistance and mechanical properties of the base metal
q show the welding processesthe following welding processes are permittedshielded metal-arc welding smaw - do not use smaw for the root pass of
q corrosion assessment of flare and vru systemthe worst case scenario shall be considered during material selection of flare ko drums depending on
q define flare and vru systemvru hp and lp flare systems are used to collect normal and emergency releases from the process and recycle or dispose of
q corrosion assessment for water disposal systemdue to the high salt contents and oxygen contamination disposal water is highly corrosive to cs
q describe about water disposal systemdisposal water from the evaporator package is cooled down to 50degc by the disposal cooler and is sent to