8Henrik Sieurin,Rolf Sandstrom Austenile Reformation in the Heat-affecled Zone of Duplex stainless steel 2205[J].Meterials Science and En gineering,2006,A418:250-256.
9ProcessPipe. ASME B31.3-2004 .
10Standard Specification for Sea-mless and Welded Ferritic/Austenitic StainlessSteel Pipe. ASTM A790/A790M-08 .