球墨铸铁牌号成分
球墨 铸铁牌号成分 牌号 阶段 百分含量 (%) C Si Mn P S Mg Re Mo Cu QT900~2 孕育前 3.5~3.7 0.50 0.08 0.025 孕育后 2.7~3.0 0.03~0.05 0.025~0.045 0.15~0.25 0.5~0.7 QT800~2 孕育前 3.7~4.0 0.50 0.07 0.03 孕育后 2.5 0.39
新闻详细
球墨铸铁牌号成分
|
牌号 |
阶段 |
百分含量(%) |
||||||||
|
C |
Si |
Mn |
P≤ |
S≤ |
Mg |
Re |
Mo |
Cu |
||
|
QT900~2 |
孕育前 |
3.5~3.7 |
|
≤0.50 |
0.08 |
0.025 |
|
|
|
|
|
孕育后 |
|
2.7~3.0 |
|
|
|
0.03~0.05 |
0.025~0.045 |
0.15~0.25 |
0.5~0.7 |
|
|
QT800~2 |
孕育前 |
3.7~4.0 |
|
≤0.50 |
0.07 |
0.03 |
|
|
|
|
|
孕育后 |
|
2.5 |
|
|
|
|
|
0.39 |
0.82 |
|
|
QT700~2 |
孕育前 |
3.7~4.0 |
|
0.5~0.8 |
0.08 |
0.02 |
|
|
|
|
|
孕育后 |
|
2.5~2.6 |
|
|
|
0.035~0.065 |
0.035~0.065 |
0.15~0.40 |
0.4~0.8 |
|
|
QT600~3 |
孕育前 |
3.6~3.8 |
|
0.5~0.7 |
0.08 |
0.025 |
|
|
|
|
|
孕育后 |
|
2.0~2.4 |
|
|
|
0.035~0.05 |
0.025~0.045 |
|
0.5~0.75 |
|
|
QT500~7 |
孕育前 |
3.6~3.8 |
|
≤0.60 |
0.08 |
0.025 |
|
|
|
|
|
孕育后 |
|
2.5~2.9 |
|
|
|
0.03~0.05 |
|
|
|
|
|
QT450~10 |
孕育前 |
3.4~3.9 |
|
≤0.50 |
0.07 |
0.03 |
|
|
|
|
|
孕育后 |
|
2.2~2.8 |
|
|
|
0.03~0.06 |
0.02~0.04 |
|
|
|
|
QT400~15 |
孕育前 |
3.5~3.9 |
|
≤0.50 |
0.07 |
0.02 |
|
|
|
|
|
孕育后 |
|
2.5~2.9 |
|
|
|
0.04~0.06 |
0.03~0.05 |
|
|
|
|
QT400~18 |
孕育前 |
3.6~3.9 |
|
≤0.50 |
0.08 |
0.025 |
|
|
|
|
|
孕育后 |
|
2.2~2.8 |
|
|
|
0.04~0.06 |
0.03~0.05 |
|
|
|
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