Nb稳定化奥氏体不锈钢在第四代核电领域的研究进展
陈胜虎, 谢昂, 杨彬彬, 刘涌涛, 陈思含, 赵明久, 姜海昌, 戎利建

Research Progress of the Niobium-Stabilized Austenitic Stainless Steels for Generation-IV Nuclear Reactors
CHEN Shenghu, XIE Ang, YANG Binbin, LIU Yongtao, CHEN Sihan, ZHAO Mingjiu, JIANG Haichang, RONG Lijian
表2 先进核电反应堆用含Nb奥氏体不锈钢的化学成分[44~46] (mass fraction / %)
Table 2 Chemical compositions of niobium-stabilized austenitic stainless steels for advanced nuclear reactors[44-46]
TypeCNiCrMnMoSiNbTiVN

EP302

347H

TP347HFG

316Nb

FV548

DIN1.4981

EI847

PNC316

PNC1520

EK164

Alloy 709

HT-UPS

0.08-0.12

0.04-0.10

0.06-0.10

≤ 0.08

0.1

0.04-0.10

0.04-0.06

0.06

0.06

0.05-0.09

≤ 0.10

0.08

8.0-10.0

9.0-13.0

9.0-13.0

10.0-14.0

11.5

15.5-17.5

15.0-16.0

14.0

20.0

18.0-19.5

23.0-26.0

16.0

14.0-16.0

17.0-19.0

17.0-19.0

16.0-18.0

16.5

15.5-17.5

15.0-16.0

16.0

15.0

15.0-16.5

19.5-23.0

14.0

0.4-0.8

≤ 2.0

≤ 2.0

≤ 2.0

1.2

≤ 1.5

0.4-0.8

1.7

1.7

1.5-2.0

≤ 1.5

2.0

-

-

-

2.0-3.0

1.5

1.6-2.0

2.7-3.2

2.5

2.5

2.0-2.5

1.0-2.0

2.5

2.2-3.0

≤ 0.75

≤ 1.0

≤ 0.75

0.35

0.3-0.6

≤ 0.4

0.6

0.5

0.3-0.6

≤ 1.0

0.4

0.7-1.0

8C-1.0

8C-1.0

10C-1.0

0.7

10C-1.2

≤ 0.9

(Nb + Ta): 0.08

0.1

0.1-0.4

0.1-0.4

0.1

-

-

-

-

-

-

-

0.1

0.25

0.25-0.5

0.02-0.2

0.3

-

-

-

-

-

-

-

-

-

0.15

-

0.5

-

-

-

≤ 0.1

-

-

-

-

-

-

0.1-0.25

-