Posted by Dave on May 24, 2000 at 09:11:51:
On a boiler with two different size safety valves which should lift first,the larger or the smaller?Why?The boiler is rated @250 psi and 55000pph.Is there code to this effect?Thanks
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Comments: : On a boiler with two different size safety valves which should lift first,the larger or the smaller?Why?The boiler is rated @250 psi and 55000pph.Is there code to this effect?Thanks