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Maybe somebody knows what is the recommended ambient temperature to perform calibration of pressure instruments , differential pressure transmitters, RTD, thermometers? is there any applicable standards for this? Patrick

Maybe somebody knows where can I find a precommissioning / commissioning checklist for a crude oil high pressure pump station? Thanks

Maybe somebody knows where can I find a format for pre - commissiong/commissioning, for a crude oil pump station? Thanks

On my special application I have a transition ring one side R55/ and in the other side R51, which is really important is that both R55/R51 complies the ANSI # 2500, and the width of these rings fits into the groove flange. Why this is not in accordance with API?

Hi Thanks for the reply,

Hi Thanks for your reply, I checked the ASME PCC-1, but it does not show torques for stud bolts A 193 Gr. B7., lso these are coated bolts. Regards

Hi all Maybe somebody knows where can I find torque charts for the following stud bolts ASTM A 193 GR. B7? 2 1/2", 2 3/4" 1 1/2" and 1 1/4 Thanks

HI We did an oval transition ring R55/R51, in order to adjust flanges 10"ANSI 2500 A 694 F60, with different groove sizes. In the valve side the flange groove is OK, but in the piping side the groove is below the specs . The groove size is 13/16" , but the same pitch diameter. Also...

Hi Is it possible a free advice?

I NEED TO PERFORM A FE, OF 10" OVAL TRANSITION RING GASKETS, ANSI 2500#, WITH TWO FLANGES RTJ, 10" ANSI 2500 SCH 100, ASTM 694 F 60,PLEASE LET ME KNOW IF YOU CAN HELP ME WITH THIS ISSUE. THANKS PATRICK

Hi all Can somebody help me with a FE, for a bolted flanges 10"ANSI 2500, sch 100, this is bolted through a transition oval ring gasket R 55 Thanks

NO I MEAN FOR RINGS INSTALLED IN FLANGES OF DIFFERENT SIZES

Maybe somebody knows if fabrication of oval transition rings are supported by any API, ASME, ASTM, DIN Standards?