Non-chrome passivation; Silicate; Zinc plating; Corrosion resistance;
无铬钝化；硅酸盐；镀锌； 耐蚀性；
This paper reported the results of laboratory study and industrial development of the new type non chrome ferrite W-201 catalyst for n-butene oxidative dehydrogenation to butadiene.
本文报导了丁烯氧化脱氢制丁二烯新型无铬铁系w- 201催化剂的实验室研究和工业生产结果。
The findings indicated that under non-vacuum condition, repeated casted nickel-chrome alloy has a decreased corrosion resistance and increased nickel ions with the increase of casting times.
提示非真空条件下反复熔铸镍铬烤瓷合金的耐腐蚀性能下降，随着熔铸次数的增加，镍离子的析出明显增多。
The findings indicated that under non-vacuum condition, repeated casted nickel-chrome alloy has a decreased corrosion resistance and increased nickel ions with the increase of casting times.
提示非真空条件下反复熔铸镍铬烤瓷合金的耐腐蚀性能下降，随着熔铸次数的增加，镍离子的析出明显增多。
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