9SHIN H S, LEE H M, KIM M S. Impact tensile behav- ior of 9 nickel steel at low temperature [ J ]. InternationalJournal of Impact Engineering,2000 (24) :571 - 581.
10MINEHISA S,KONISHI I, MURAKAMI S,et al. Protection of magnetic arc blow in TIG welding of 9 % nickel steel[ J]. Hitachi Zosen Technical Review, 1978,39 (3) :16 -22.