[1] ASME. Boiler and Pressure Vessel Code: Section Ⅷ: Division 1[S]. New York: The American Society of Mechanical Engineers,2017:75-76.
[2] ASME. Boiler and Pressure Vessel Code: Section Ⅷ: Division 1 Interpretations Ⅷ-1-95-27[M/OL]. (1995-12-01)[2019-12-20]. https://cstools.asme.-org/Interpretation/InterpretationDetail.cfm?Tracking Number=8727.