亚洲欧美日韩综合久久久久久_黑人大荫蒂高潮视频_日本成a人片在线播放_国产精品无码久久四虎

機械結構用不銹鋼焊接鋼管的牌號和化學成分

機械結構用不銹鋼焊接鋼管的牌號和化學成分
牌  號
化學成分(質量分數)(%)
C
Si
Mn
P
S
Ni
Cr
其  他
00cr19Ni11
≤0.030
≤1.00
≤2.00
≤0.035
≤0.030
9.00-13.00
18.00-20.00
 
00Cr17Ni14Mo2
≤0.030
≤1.00
≤2.00
≤0.035
≤0.030
12.00-15.00
16.00-18.00
Mo2.00-3.00
0Cr19Ni9
≤0.08
≤1.00
≤2.00
≤0.035
≤0.030
8.00-10.00
18.00-20.00
 
1Cr18Ni9
≤0.15
≤1.00
≤2.00
≤0.035
≤0.030
8.00-10.00
17.00-19.00
 
(1Cr18Ni9Ti)
≤0.12
≤1.00
≤2.00
≤0.035
≤0.030
8.00-11.00
17.00-19.00
Ti5(C%-0.02)-0.80
0Cr17Ni12Mo2
≤0.08
≤1.00
≤2.00
≤0.035
≤0.030
10.00-14.00
16.00-18.00
Mo2.00-3.00
0Cr18Ni11NB
≤0.08
≤1.00
≤2.00
≤0.035
≤0.030
9.00-13.00
17.00-19.00
Nb≥10×C%
0Cr25Ni20
≤0.08
≤1.50
≤2.00
≤0.035
≤0.030
19.00-22.00
24.00-26.00
 
1Cr17
≤0.12
≤0.75
≤1.00
≤0.035
≤0.030
 
16.00-19.00
Ti或Nb0.10-1.00
1Cr15
≤0.12
≤1.00
≤1.00
≤0.035
≤0.030
 
16.00-18.00
 
0Cr13
≤0.08
≤1.00
≤1.00
≤0.035
≤0.030
 
11.50-13.50
 
1Cr13
≤0.15
≤1.00
≤1.00
≤0.035
≤0.030
 
11.50-13.50
 
觸屏版 | 返回首頁 | 返回頭部
COPYRIGHT © jqsms.cn