The abrasive tools made of it are suitable for the grinding of car bon steel, malleable castiron, hard bronze, etc.
用其制造的磨具，适用于碳素钢、可锻铸铁、硬青铜等的磨削。
Semifinishing and finishing of steel, steel castings and alloy steel, also for castiron and other short chip materials.
适用于钢。铸铁及合金钢的精加工和半精加工，还可用于加工铸铁等短切削材料。
The reason why gray castiron bridge pipeline with ammonia seal was quickly corroded was discussed and the countermeasure was suggested.
探讨了焦炉氨水自封槽结构灰铸铁桥管快速腐蚀的原因，提出了相应的处理对策。
The reason why gray castiron bridge pipeline with ammonia seal was quickly corroded was discussed and the countermeasure was suggested.
探讨了焦炉氨水自封槽结构灰铸铁桥管快速腐蚀的原因，提出了相应的处理对策。
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