[MW:35382] MDR form UA1

Dear Team,

Can anybody suggest for below detail required to fill in MDR of U Stamp Pressure Vessel.

Abbreviations used:  NA-Not applicable, MOC-Material of construction, DOE-Degree of examination, RT-Radiographic test,

H.T - Heat Treatment

All Dimensions are in mm, Pressure in Psi(g) (MPa(g)) & Temperature in °F  (°C).

Hydrotest position is Vertical.

Note 1- Nozzle to Shell / Head attachment weld with R.F.Pad as per Fig. UW-16.1(C-1), category 'D',Type No.7, DOE-Visual,

RT-None, Joint efficiency-NA

Note 2-Nozzle to Head attachment weld with R.F.Pad & intrnal projection as per Fig. UW-16.1(c-1), category 'D', Type No.7,

DOE-Visual, RT-None, Joint efficiency-NA

Note 3- Nozzle to Head attachment attachment weld  as per Fig. UW-16.1(c), category 'D', Type No.7,  DOE-Visual,

RT-None, Joint efficiency-NA

Note 4-Nozzle to shell attachment weld with R.F.Pad as per Fig. UW-16.1(d-1), category 'D',Type No.7, DOE-Visual,

RT-None, Joint efficiency-NA

Note 5- Nozzle to shell attachment weld as per Fig. UW-16.1(p-2), category 'D', Type No.7,  DOE-Visual, RT-None,

Joint efficiency-NA

Note 6 - Nozzle to flange attachment weld (Category 'C' weld) - Type No.(1), RT- exempted as per UW-11(a), DOE-Visual,

Joint efficiency-1.00

Note 7 - Nozzle to flange attachment weld (Category 'C' weld) - Type No.(1), RT-Full as per UW-11(a), DOE-Visual,

Joint efficiency-1.00

Vessel is under corrosive service hence Inspection Openings are provided as per UG-46(f)(3) & UG-46(g)(1)

Vessel is under corrosive service, Drain opening Nozzle N2 (DN 200) is provided as per UG-25(f).

Post Forming Heat Treatment (PFHT) exempted for Shell, Head & Manhole Neck  as per UG-79 & UCS-79.

Post Weld Heat Treatment (PWHT) Exempted as per UW-2, UCS-56.

Impact Test is exempted as per- UG-20(f), UCS-66(a) &  FIGURE UCS-66M, UCS-66(c)' FIGURE UCS-66 GENERAL NOTE (c),

UCS-67(a).

Special Service - None.

Over pressure protection device is not directly mounted on vessel,  Design supply of pressure safety device is not in

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Israr Ahmed Noor Mohammed
+919930308261

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