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Dear Cobra17 see UW-28(c) (c) The procedure .... (1) When the welding process is manual, .... Yes,Weld a insulation support pins on vessel is manual. (2) When the welding is .... Weld a insulation support pins on vessel is not automatic welding process. see PW-28.1.2 Except as provided in...

What different between ASME SEC I PW-28.1.2 and SEC VIII-1 UW-28(c)? i.e., Should we need WPS/PQR,when we weld a insulation support pins on a VIII-1 vessel? Thank you for any help you can offer!

DekDee Can you try this.. " logout your account and login again". Our engineer complained he can not login and somebody change the password. I said look!! it's fine,nothing wrong , I logged out and could not logged in until now.

Dear all I can not login to CA Connect over 30 days. Password is correct, but their website show " these credentials do not match our records." when login. I try to claim back my password ,but can not see any verify email in my box and spam folder. I reported it two times to ASME.org and...

Dear ALL Sorry for late reply. r6155 :the MDMT is -40°C david339933 : Yes ,Etching is a requirement of UG-84 for the HAZ. We ask another laboratory to perform "etched" on subsize specimen befor test it.

Dear all, This is our AI comment: Due to it is a subsize specimen, you don't know the real HAZ where it located is. Even you do a 2.5mm (.099")specimen, it can not represent the HAZ zone. He ask to confirm HAZ area by "etched" before test.

Dear r6155 I am looking forward to know why 3.3 mm is acceptable for HAZ Specimen ?

Dear all , Table UG-84.6 Required HAZ Impact Test Specimen Set Removal when Base Metal Thickness t ≤ 3/ 4 in. One set of HAZ Specimen in the Locations of Their Approximate Centerline 1/ 4 t to 1/ 2 t. We got a laboratory test report following 1.Base Metal Thickness:4mm (SA-516 70)...

Thank you EdStainless. Your reply is very helpful for us.

Dear all the reading on ASME SEC.II SA-20 2019ED 8.3.2.1 A total aluminum content of 0.020 % or more. 8.3.2.2 An acid soluble aluminum content of 0.015 % or more. 8.3.2.3 .... 8.3.2.4 .... 8.3.2.5 The analysis for the elements mentioned in 8.3.2.1, 8.3.2.2, 8.3.2.3, or 8.3.2.4 shall be included...

Dear ALL Thanks for sharing your experience. The bolt welded on main pipe for fixed with casing side It may not have strength properties issue. But We will design change to machine it form A36 to avoid it.

DekDee, If it does not have a P number, how can we choice an applicable WPS for it?

Dear All, We have a drawing and request use SA-325 welded on SA-106B MAIN PIPE as fixed bolt. but I can not find out the P-number for SA-325. Can anyone give input on this?

Dear all, We have a project with S-Ten 1/S-Ten 2 from Nippon Steel. Does any one have experience for it? What kind of ASME/ASTM material is equal/Similar to S-Ten 1/S-Ten 2 ? What kind of P-number belong to S-Ten 1/S-Ten 2.

Thanks Mike . you answer is the same with our AI. I found some similar requirement at code case 2155-2 for different material and question it. We have a new project with 56 test specimens needed. It seems that we can not avoid it.

Dear all I have a question for MANDATORY APPENDIX 20 20-2. What kind of two test specimens sampling for app 20-2 ? (1) two test specimens for each plate. (2) two test specimens for each tubesheet (3) two test specimens for each heat number Test specimens, in addition to those...