铸铁牌号与化学成分.doc

铸铁牌号成分1. 球墨铸铁牌号阶段百分含量(%)CSiMnPSMgReMoCuQT9002孕育前3.53.70.500.080.025孕育后2.73.00.030.050.0250.0450.150.250.50.7QT8002孕育前3.74.00.500.070.03孕育后2.50.390.82QT7002孕育前3.74.00.50.80.080.02孕育后2.52.60.0350.0650.0350.0650.150.400.40.8QT6003孕育前3.63.80.50.70.080.025孕育后2.02.40.0350.050.0250.0450.50.75QT5007孕育前3.63.80.600.080.025孕育后2.52.90.030.05QT45010孕育前3.43.90.500.070.03孕育后2.22.80.030.060.020.04QT40015孕育前3.53.90.500.070.02孕育后2.52.90.040.060.030.05QT40018孕育前3.63.90.500.080.025孕育后2.22.80.040.060.030.052.灰铁牌号尺寸化学成分(%)CSiMnPSHT100所有尺寸3.23.82.12.70.50.80.30.15HT150503.33.73.23.63.13.53.03.42.02.42.02.3 1.92.21.82.10.50.80.20.12HT200503.23.63.13.53.03.43.03.21.92.21.82.11.51.81.41.70.60.90.70.90.81.00.81.00.150.150.150.150.120.12 0.12 0.12HT250503.23.53.13.43.03.32.93.21.82.11.61.91.51.81.41.70.70.90.81.00.81.00.91.10.150.12 HT300503.13.43.03.32.93.22.83.11.51.81.41.71.41.71.31.60.81.00.81.00.91.11.01.2HT350502.93.22.83.12.83.12.73.11.41.71.31.61.21.51.11.40.91.21.01.31.01.31.11.43蠕墨铸铁牌号化学成分(%)CSiMnPSHT1003.43.62.43.00.40.60.070.064耐热铸铁高硅耐热铸铁： 称牌 号化 学 成 分（%）CSiMnPSCr中硅耐热铸铁RTSi5.52.23.05.06.01.00.20.120.50.9含铬耐热铸铁RTCr0.82.83.61.52.51.00.30.120.51.1含铬耐热铸铁RTCr1.52.83.61.72.71.00.30.121.21.9高铝耐热铸铁：称化 学 成 分（%）CSiMnPSAL中铝耐热铸铁2.53.21.62.30.60.85.57.0高铝耐热铸铁1.22.01.32.00.70.40.032024高铬耐热铸铁：名 称化 学 成 分（%）CSiMnPSCr高铬耐热铸铁RTCr161.62.41.52.21.00.100.051518高铬耐热铸铁RTCr280.51.00.51.30.50.80.100.0826305.可锻铸铁I牌号C(%)Si(%)Mn(%)P(%)S(%)AB一般KTH30006KTH35010KTH33008KTH370122.73.12.52.92.42.82.22.50.71.10.81.20.91.41.01.50.30.60.30.60.30.60.30.60.20.20.20.20.180.180.120.12AlBi孕育处理KTH30006KTH35010KTH33008KTH370122.72.92.62.82.42.62.