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Hi Guys, If MAWP can be higher than Design Pressure in a pressure vessel? why? or why not?

I see these two terms in marking ASME SA-480: 1- specification designation no. 2- material identification no what is the differences and which one is equal Heat No.? Thanks.

Hi guys, How Can I know a pressure vessel need RT test or not and which level of RT? How can I know what is the joint efficiency of that? If it was SS, or CS. Thanks.

Good morning guys, I see “proof stress 0.2% & 0.1%” in a MTR. What’s the relation between them and yield stress? Can I compare them with min Y stress in the Section II and pass the material? Thanks.

Good morning guys, I’m going to do reconciliation SA-312 for ASME SECTION II 2015. In table II-200-1, in other accepted edition column, I see “88a through 13b”. What’s the meaning of “a” and “b” here? I received a MTR per SA- 312-2013. Is it acceptable? thanks

Hi guys, How can I know a service is lethal or non-lethal per Section 8. Already I have the fluid in service from the customer for several items. But I have no idea about some of them. Thanks.

Hi guys, As UG is general requirements for all material in ASME Section VIII, is it required to address para. UG-20(f) for a vessel which completely made from SS? We have already addressed to UHA-51. But the inspector doesn’t accept that. Thanks

Hello guys, I’m going to buy bolts & nuts for flanges regarding to a hydrotest we have to do. I find which type of stud bolts and nut we need in b16.5. Just could you please suggest me a sample long description for bolt and nuts to put in the purchase order? Thanks.

Hi guys, We have a steel structure as a skid. Which techniques and criteria we have to follow as per Section V for NDT inspection. In which per of the code I can find it? Thanks.

Hi guys, We have a steel structure as a skid. Which techniques and criteria we have to follow as per Section V for NDT inspection. In which per of the code I can find it? Thanks.

Hi Guys, I am going to manufacture an item which shall be supplied with 300# spiral wound gasket. As I know I have to change the gasket after hydro test and supply the item with a new gasket. can I do the hydrotest with a flat ring gasket 300# instead of spiral wound? Thanks

Hi Guys, We are going to buy some fittings and flanges for a job based on Section VIII. I want to know when I have for example an ASME B16.5 flange or an ASME B16.10 fitting. it shall be marked on the item we are going to buy? or we need to have any certificate regarding that from the vendor...

Hi friends, Can any body help me about that if joining carbon steel to stainless steel material is acceptable as per code SECTION 8 and B31.3 or not? If yes or no which part of the code can I find the evidence. Thank you very much for your guide.

Hello, I have pressure vessel as a pipe with two flanges at the ends. Pipe is seamless and flanges are WN. My understanding is it has to be designed based on UW part of Section 8. Am I in a right way? Thank you for your guide.

Hello guys, Which part of asme section 8 is applicable for making a pressure vessel with 316L material? Thank you very much for your guide.

Hi Guys, I am still new about pressure vessels. I found we have 3 type of fabrication for pressure vessels 1- welding 2- forging 3- brazed method. 1- What’s the differences between welding and brazed method? 2- In forging method which types of welds are acceptable? Can we have transverse weld...