|
|
马上注册，结识高手，享用更多资源，轻松玩转三维网社区。
您需要 登录 才可以下载或查看，没有帐号？注册
x
SA335P91和SA213T91材料焊接在电站锅炉上的应用
1 {8 _7 n) Q9 J6 h
/ w% [- ~3 ^% Q: k0 B7 a$ K2 fSA335P91 和SA213T91 材料焊接在电站锅炉上的应用
! A7 c5 ]0 n5 T) m( K哈尔滨锅炉厂有限责任公司(150046) 霍士君 李洪珍 翟 军
) k. I2 h. J* [摘要 SA335P91 和SA213T91 材料具有良好的力学性能、耐高温性能、抗腐蚀性能以及抗蠕变性能,在工作环+ o! _0 C" e( Q( I: d
境比较恶劣的环境下完全能够保证设备的稳定运行,但该材料的焊接性能差,工艺要求难度大。针对其特点提出6 Z- I/ B% a4 r6 \
了合理的焊接工艺措施,并已将其应用于锅炉受热部件的制造中,产品运行可靠。
" r% f7 O* s, w) H5 L5 g, o关键词: SA335P91 和SA213T91 材料 电站锅炉 环缝 角缝$ ]8 ^, V z2 w0 L# T3 z
WELDING FOR SA335P91 AND SA213T91 STEELS IN POWER BOILER PRODUCTION
" d$ ~" t/ h1 Q' z: H3 @- hHarbin Boiler Company Limited Huo Shijun ,Li Hongzhen , Zai Jun$ C: R. S2 j$ f( Y3 U
Abstract The materials of SA335P91 and SA213T91 have some functions such as good mechanical properties , heat - resis2& p- U% F( l- P6 Z' @$ K; J }+ t
tance , corrosion - resistance and creep - resistance , at a very poor circumstance. They however have poor weldability and high
% z" u" n+ T* I1 r- q* ttechnology requirement. This article provides a reasonable welding technology according to their characteristics , this welding tech29 P. k6 |$ e; J! m1 X
nology has been used in the manufacturing of boiler heating parts and the quality is reliable.
9 ?7 y. n, j1 S. k! Q2 IKey words : SA335P91 and SA213T91 steels , power boiler , girth weld, fillet weld2 S" ?5 u' z2 m, v
0 前 言
4 _8 G) Y: i9 Q3 zSA335P91 和SA213T91 材料是我公司近年来在集- Y+ X: C3 m* z: X1 T, N
箱及受热面管子上采用的新材料,该钢种属于马氏体) z3 \* D/ U/ ~* x! U. H, c
热强性钢,主要用于过热器集箱、再热器集箱的管接头
5 g8 w. r" H6 }, N2 O( v0 I及与它们相连接的受热面管子。
2 l4 v9 j8 x* U, X
5 o6 k: ?( z' ~: T" I7 L" j[ 本帖最后由 wanglinyou 于 2007-6-7 19:45 编辑 ] |
|
[复制链接]
发表于 2007-6-7 16:41:45
