2) High toughness ductile iron
高韧性球墨铸铁
1.
The production process of as-cast high toughness ductile iron was reviewed,and the effects of chemical composition,desulphurization process,nodulizing and inoculation process on the production of as-cast high toughness ductile iron was analyzed.
论述了铸态QT450-15高韧性球墨铸铁的生产过程。
3) centrifugal ductile iron pipe
离心球墨铸铁管
1.
Quality Improvement of Large Centrifugal Ductile Iron Pipes;
大管径离心球墨铸铁管改善品质的研究
2.
The materials of gas pipe are compared, and the centrifugal ductile iron pipe can be chosen for largediameter medium pressure gas pipe.
对燃气管道管材进行了比较与分析,较大口径城市燃气中压管道可选用离心球墨铸铁管。
6) ductile iron
延性铁;韧性铁;球墨铸铁
补充资料：韧性铸铁
见冶金史。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条