Improvement of the properties of the surface layer of cast iron castings

2020 ◽  
pp. 52-55
Author(s):  
F.R. Rasulov

The possibility of improving the mechanical properties and corrosion resistance of the casting surfaces is being considered. The impregnation of the powder composition with liquid iron when it is poured into a casting mold to obtain surface-alloyed castings with a low content of chromium and nickel is proposed. Keywords: surface alloying, powder composite, casting, casting mold, pasting. [email protected]

Alloy Digest ◽  
1993 ◽  
Vol 42 (11) ◽  

Abstract REMANIT 4439 is a highly corrosion resistant steel with low carbon content, an addition of nitrogen to enhance both mechanical properties and corrosion resistance, and higher molybdenum than most stainless steels to resist pitting and crevice corrosion in chloride media. This datasheet provides information on composition, physical properties, and elasticity. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-556. Producer or source: Thyssen Stahl AG.


Molecules ◽  
2021 ◽  
Vol 26 (12) ◽  
pp. 3675
Author(s):  
A. Muthuchamy ◽  
Muthe Srikanth ◽  
Dinesh K. Agrawal ◽  
A. Raja Annamalai

In this research, we intended to examine the effect of heating mode on the densification, microstructure, mechanical properties, and corrosion resistance of sintered aluminum alloys. The compacts were sintered in conventional (radiation-heated) and microwave (2.45 GHz, multimode) sintering furnaces followed by aging. Detailed analysis of the final sintered aluminum alloys was done using optical and scanning electron microscopes. The observations revealed that the microwave sintered sample has a relatively finer microstructure compared to its conventionally sintered counterparts. The experimental results also show that microwave sintered alloy has the best mechanical properties over conventionally sintered compacts. Similarly, the microwave sintered samples showed better corrosion resistance than conventionally sintered ones.


2021 ◽  
pp. 111325
Author(s):  
Chunming Wang ◽  
Luming Zeng ◽  
Wenlong Zhang ◽  
Fuqian Tang ◽  
Wucheng Ding ◽  
...  

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