电焊条
Electrode
硬度
HDC
化学成分(重量%)
Nominal Chemical Composition(wt%)
应用
(Application)
C
Cr
Si
W
Fe
Mo
Ni
Co
Mn
D802
38-45
1.00
29.00
1.00
4.50
5.00
0.50
3.00
Ba1
1.00
发动机气门,高温高压阀门,渦轮机叶片
Engine valve, high temperature &pressure valves and turbine balde
D812
43-50
1.35
29.00
1.00
9.00
5.00
0.50
3.00
Ba1
1.00
高温高压阀门,锯齿,螺旋推杆等
high temperature &pressure valves, sawteeth , screw flights,etc
D822
46-55
2.20
29.00
2.00
14.00
5.00
0.50
3.00
Ba1
1.00
阀座,轴承,刀口等
Valve seat inserts, bearing, cutter edge, etc
D832
20-40
0.30
28.00
1.00
2.50
5.50
2.50
Ba1
2.00
渦轮机叶片,各种液体阀,阀座,热冲模等
turbine balde, fluid valve, valve seat, brass casting die