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《Boiler Manufacturing》 2015-01
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Analysis and Treatment on the Higher Hardness in T92 Weldment of Final- stage Reheater

Duan Lidong;Wu Xian;Yang Quanming;Harbin Boiler Co. Ltd;  
With the rapid development of supercritical units in China,the martensite 9Cr% steel materials large used,and the hardness test is an important control procedure,Through analysis the high hardness of T92 tube and weldment in the reheater finishing and puts forward the reasonable heat treatment process scheme in this paper,provide the basic data for such quality problems.
【CateGory Index】: TK226.2;TG156
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