铁素体球墨铸铁
Ferrite ductile iron
ferrite spheroidal graphite cast iron
As-cast ferritic nodular iron
铸态铁素体球墨铸铁
As-cast ferrite nodular iron
as-cast ferrite spheroidal graphite iron
ferrite nodular of casting
低温球墨铸铁
low temperature nodular iron
奥氏体－贝氏体球墨铸铁
Austenite-Bainite ductile cast iron
austenite-bainite ductile iron
奥氏体—贝氏体球墨铸铁
Austenite-Bainite ductile cast iron
奥氏体一贝氏体球墨铸铁
austenite bainite ductile cast iron
铸态铁素体球铁
As-cast ferrite ductile iron
As-cast ferrite nodular iron
铸态铁素体球铁螺纹管件
As-cast ferritic ductile iron threaded pipe fitting rough castings
低镍、铜合金球墨铸铁
ductile iron alloyed with low addition of Ni and Cu
低温高韧性球墨铸铁
low-temperature high-toughness ductile iron
奥氏体→铁素体等温相变
austenite to ferrite isothermal transformation