Check the instruction manual that came with the pyrometer. You need to find the spot size ratio information along with the minimum and the maximum distance to the target. When measuring the temperature of the target, the spot must not extend beyond the edge of the target. The black paint on...
Don't forget, that when you reduce the operating pressure on a boiler, the water vaporizes easier so that you can convert more lbs/hr of water to steam and that the resulting steam will occupy more space. Consequently, the original relief valves will likely be undersized. The relief valves...
Actually, we had an uplift incident and during the evaluation, we found that the anchor bolt system was compromised some time in the past. Part of that compromise was in the form of broken anchor bolts, stripped threads, and mangled chairs. When we modeled the tank in a software package, it...
For an API 620 tank built early 1970's, is it conceivable that a reputable tank fabricator could have designed a tank for carbon steel and simply have substituted stainless steel? Anchor bolt chairs are not even close, vacuum capability is not even close to being reasonable, the tank cannot be...