API 520 – Relief Valves Requiring Capacity Certification
Introduction The ASME Code requires that capacity certification be obtained for PRVs designed for liquid service. The procedure for obtaining...
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API 520 – Relief Valves Requiring No Capacity Certification
Introduction This method assumes an effective coefficient of discharge, Kd = 0.62, and 25 % overpressure. An additional capacity correction... -
Relief Valve: Reactive Force
Introduction Where: πΉβ β Force due to Change in Momentum (lbs) πΉπ£ β Force due to Discharge (lbs) πΉπ‘ =... -
Reinforcement of Welded Branch Connection
Introduction One of the first methods of providing branch connections was to stub a branch line into a run. Sometimes... -
PLTB Liquid Services – Pipeline Facilities
Introduction The Pipeline Toolbox is home to many tools and calculators. The PLTB Userβs Guide presents information, guidelines and procedures...