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Hi there are many codes and standard in API and NFPA on hazardous area classification.I get confused which one is for what.can anyone explain which is for what issue? best regards Masoud

Hi all I am facing with a project for design and construct a work class ROV for deep sea application . I need to know what is design process. What is required certification for company to be allowed to design and develop a work class ROV. What specific certification required for ROV to be...

Hi All What are the rules to fast track the schedule? Which activities are the best to select for fast tracking? how to determine impacts on project knowledge areas? best regards Masoud

Hi all Is here the right place to put forward question about PMP exam and generally project managment situational cases? best regards Masoud

Hi Have anybody heard the term flow control orifice ? which part of valve it refers to? thanks in advance masoud best regards Masoud

hi all I am new in this froum.i need help to start vba programmihg in excel.basic law of addressing and concept in vba Thanks best regards Masoud

I understand ss316 is nace compliance by inherent best regards Masoud

Dear friends I am an instrument engineer. My major is electronics but working in this field.I feel strong need to know more about process and thermodynamic.It would highly apperciated if anybody suggest a helpful text for technical source. Thanks in advance best regards Masoud

Dear friends A question Ineed a transmitter to be SS316 inwetted parts but bidder offers me SS316 L ss is it acceptable? How does differe these materials? best regards Masoud

Dear metengr I know it requires an experties and it could not be learn only on single froum and some messaging here. But I am after some hints to start my studies to understand basic concepts and aquire enough knowldge to evalute materials options by bidders.Of course meanwhile I will use our...

Dear Friend Thank you for reply.Do u mean flange facing and flange finish are different issues? So they shall not be mixed up? BR Maoud best regards Masoud

Dear frineds Is "WCB" equal to A216 WCB" ? regards

Dear Frineds I am instrumentation engineer.I need some quick guide to know material properties against temperature,pressure,corossion and errosion in OIL and GAS production.Most of the time I supposed to evalute a bidder offer which has deviation from our requested data sheet in material for...

Dear Friends I have a technical offer suggest Alloy steel ASTM A304-6150H to be subsituated instead of Carbon steel.Please let me know more about offered alloy and have a comparison between their proporties for a process gas appilcation. BR Masoud

Dear friends I supposed falnge facing can be specified by RF,FF or RTJ but in one techincal offer bidder says 125-250 ARCH. Now I am confused by this new term! What is its relation to known catagory for flange facing. Regards Masoud