1) Normal-atmosphere-temperature of iron-and-steel blackening
钢铁常温发黑
2) Study on Iron and Steel Blackening at Room Temperature
钢铁常温发黑研究
3) blackening at room temperature
常温发黑
1.
Four test schemes were compared,which are ultrasonic non-selenium blackening at room temperature following ultrasonic phosphating,non-selenium blackening at room temperature following phosphating,u.
介绍了一种超声波-黑磷化无硒常温发黑工艺,其发黑液配方及操作条件为:25 g/L的Zn(H2PO4)2。
4) Room temperature blackening
常温发黑
1.
A new nitriteless and seleniumless low toxic room temperature blackening solution for iron and steel was developed by using orthogonal experiment methed to select oxidants and additive assistance filmogen for the basic selulion contaldring copper suifate pentehy drite and phosholic acid.
在硫酸铜—磷酸体络通过筛选氧化剂，增加辅助成膜剂和金属离子络合剂，应用正交试验开发了一种不含亚硝酸盐和硒化物的低毒常温发黑剂。
2.
Processes for room temperature blackening and phosphating of steel as well sd their generality and individuality are described.
阐述了钢铁常温发黑及常温磷化工艺及其共性与个性，并提供了工艺配方。
5) Steel blackening
钢铁发黑
6) room temperature blacking liquid
常温发黑剂
1.
Research progresses of nontoxic room temperature blacking liquid of iron and steel is discussed.
文章论述了无毒钢铁常温发黑剂研究进展,指出了该工艺在生产实践中出现的问题和解决方法以及该工艺的应用前景。
补充资料：钢铁研究所(武汉钢铁公司)
钢铁研究所(武汉钢铁公司)
幽吸 钡教研究所〔武汉钢铁公司)
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