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>> 铸态球墨铸铁QT450-10的熔炼过程控制
QT450-10
1
3 th2 t
QT450-103.43.9 C2.53.0 Si0.4 Mn0.050 P0.025 S0.040.10 Mg0.0150.04 RE
2
(1)FeSi75A115BFeSiMg8RE5
(2)4 h(0.5 t)()
(3)150400320 mm1025 mm
(4)751.01.4441.51.8
(5)5 kg70
(6)C3.73.9Si1.61.8
(7)14801500
(8)
13122023l kg102025mm()
(9)
100mm13mm()20 min
3
GBl348-2009148558+<2
4
(1)
(2)
(3)
(4)
QT450-10
1
3 th2 t
QT450-103.43.9 C2.53.0 Si0.4 Mn0.050 P0.025 S0.040.10 Mg0.0150.04 RE
2
(1)FeSi75A115BFeSiMg8RE5
(2)4 h(0.5 t)()
(3)150400320 mm1025 mm
(4)751.01.4441.51.8
(5)5 kg70
(6)C3.73.9Si1.61.8
(7)14801500
(8)
13122023l kg102025mm()
(9)
100mm13mm()20 min
3
GBl348-2009148558+<2
4
(1)
(2)
(3)
(4)
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