Shmulik,
Thread 794-42433 is talking about replacing PRV, not mentioned weather weld connection or flange connection type of PRV. I am more interested on the cutting weld job, which I understood that will require hydrotest, but I am not 100% sure. Is anybody could help me out. Thanks.
Kindly advise what should I do if for some reason I have to cut and replace our first valve on the ASME boiler boundry. What does code say on the operated boiler with that case, thanks.
In the ASME Section 1 "Power Boiler", PG-58.3.6 stated that the blow off piping for all boilers, except forced-flow steam generator with no fixed steam and water line, high-temperature water boilers, and those used for traction and/ or portable purposes, when the maximum allowable...
At our plant, we have 2" globe valve for our main steam drain system which always failed to operate by high temperature. This will not happen during first start up (cold condition). For your information this valve has been being used for turbine start up. The normal operating temperature is...
Recently we conducted a metal test analysis to prove that we have raw circulating sea water pump with the right material as per ASTM No. B148 AL985. Following is the test result
Cu: 86.07%
AL: 9.06%
Fe: 4.00%
Ni: 0.69%
Mn:0.18%
Pb:0.003%
Si:<0.001%
Can anybody help me to identify wether the test...
