GB-T9439-1998灰铸铁.doc

GB/T 9439-1998 对应产品名：灰铸铁标准对照表：法国 NF A32-101(1997)/NF EN 1561:1997 德国 DIN 1691-1985 ISO ISO 185:1988 日本 JIS G5501(1995) 韩国 KS D4301-1985 俄国 OCT 1412-1985 英国 BS 1452-1990 美国 ASTM A48-2000/ASTM A159-1993/ASTM A319-1995 标准内容：灰铸铁单铸试棒及铸件的抗拉强度牌 号单铸试棒抗拉强度b/Mpa铸件铸件壁厚/mm抗拉强度b/MpaHT1001002.5101020203030401301009080HT1501502.510102020303040175145130120HT2002002.510102020303040220195170160HT2502504.010102020303050270240220200HT300300102020303050290250230HT350350102020303050340290260灰铸铁附铸试棒（块）的抗拉强度牌 号铸件壁厚/mm抗拉强度b/Mpa铸件（参考值）抗拉强度b/Mpa附铸试棒附铸试块30mm50mmR15mmR25mmHT1502040408080150150300130115-(115)105100120110-100901201059080HT2002040408080150150300180160-(155)145135170150-140130165145130120HT2502040408080150150300220200-(190)180165(210)190-170160205180165150HT3002040408080150150300260235-(230)210195(250)225-200185245215195180HT3502040408080150150300300270-(265)240215(290)260-230210285255225205灰铸铁的其他力学性能牌 号抗拉强度bc/MPa抗剪强度b/MPa冲击韧度KV/(J/cm2)疲劳极限-1/MPa弹性模量/GPaHT150500700150250-60907090HT20060080020030025809080110HT250800100025035048100140100130HT30010001200300450710120160120140HT35011001300350500911140180130160灰铸铁的硬度等级与硬度范围型 号硬度等级铸件上的硬度范围HBS相应的金相组织HT100H145170铁素体HT150H175150200铁素体珠光体HT200H195170220珠光体HT250H215190240珠光体HT300H235210260珠光体（孕育铸铁）HT350H255230280珠光体（孕育铸铁）灰铸铁的化学成分实例（质量分数）（%）牌 号铸件壁厚/mmCSiMnPSHT100-3.43.92.12.60.50.80.30.15HT150503.33.53.23.53.23.52.02.41.92.31.82.20.50.80.50.80.60.90.20.20.20.120.120.12HT200503.23.53.13.43.03.31.62.01.51.81.41.61.70.90.81.00.81.00.150.150.150.120.120.12HT250503.03.32.93.22.83.11.41.71.31.61.21.50.81.00.91.11.01.20.150.150.150.120.120.12HT300502.93.22.93.22.83.11.41.71.21.51.11.40.81.00.91.11.01.20.150.150.150.100.100.10灰铸铁的金相组织实例（体积分数）（%）牌 号石墨基体HT100初晶石墨，长度2501000m，无定向分布，含量12%15%秋光体30%70%粗片状，铁素体30%70%，二元磷共晶7%HT150片状石墨，长度120150m，无定向分布，含量711珠光体4090中粗片状，铁素体1060，二元磷共晶95%中片状，铁素体5，二元磷共晶98%中细片状，二元磷共晶98%中细片状，二元磷共晶98%细片状，二元磷共晶1灰铸铁铸件人工时效处理工艺铸件重量kg入炉温度/C加热速度/(C/h)保温温度/C保温时间/h冷却速度/(C/h)出炉温度/C普通铸铁低合金铸铁一般铸件250020060500550550570830200精密铸件200200100500550550570462020020025002008050055055057068NF A32-101(1997)/NF EN 1561:1997 对应产品名：灰铸铁标准对照表：中国 GB/T 9439-1998 德国 DIN 1691-1985 ISO ISO 185:1988 日本 JIS G5501(1995) 韩国 KS D4301-1985 俄国 OCT 1412-1985 英国 BS 1452-1990 美国 ASTM A48-2000/ASTM A159-1993/ASTM A319-1995 标准内容：灰铸铁的牌号和抗拉强度牌号数字牌号铸件壁厚/mm抗拉强度b（标准规定值）/MPa抗拉强度b（铸件的参考值）/MPa单铸试样附铸试样EN-GJL-100EN-JL-1010540100200-EN-GJL-150EN-JL-10202.5551010202040408080150150300150250-120110100901801551301109580-EN-GJL-200EN-JL-10302.5551010202040408080150150300200300-170150140130230205180155130115-EN-GJL-250EN-JL-104051010202040408080150150300250350-210100170160250225196170155-EN-GJL-300EN-JL-105010202040408080150150300300400-250220210190270240210196-EN-GJL-350EN-JL-106010202040408080150150300350450-290260230210315280250225- 灰铸铁的硬度硬度牌号数字牌号壁件厚度/mm布氏硬度HBS30EN-GJL-HB155EN-JL-20104080204010205102.55155160170185210EN-GJL-HB175EN-JL-20204080204010205102.55100175110185125205140225170260EN-GJL-HB195EN-JL-203040802040102051045120195135210150230170260190275