The elimination of residue stress during processing could prevent SCC and the duplex steel, Cr5MoND steel and 08Cr2AlMo steel could be selected for the tube materials.

• 指出消除加工过程的残余应力可防止SCC的发生 ,同时可选用双相钢 ,Cr5Mo、ND钢或 0 8Cr2AlMo做为列管材料。