Cross References:ISO 15156ISO 23251ASME B16.5NACE MR0103NACE SP0472TEMAEN 10160EN 13445ASME Boiler and Pressure Vessel Code (BPVC), Section VIIIASME Boiler and Pressure Vessel Code (BPVC), Section VIIIASME B16.11ASME B1.20.1WRC 537ASTM B359/B359MNACE MR0175API Std 521API RP 571ASME SA-578All current amendments available at time of purchase are included with the purchase of this document.