The role of alloying elements in CA6NM martensitic stainless steel 8
The role of alloying elements in CA6NM martensitic stainless steel tube Adding micro alloy elements Ti, Nb and V in martensitic stainless steel tube is usually expected to form a nitrogen compound with C and N. As a result increasing the strength of the steel. Ti is a stabilizing element. At
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The role of alloying elements in CA6NM martensitic stainless steel 7
The role of——Si in CA6NM martensitic stainless steel Si is a strong ferrite stabilizing element in martensitic stainless steel . It can suppress temper embrittlement and the decomposition of retained austenite during tempering. At high temperature or in a strong oxidizing medium adding a certain amount of Si to the
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The role of alloying elements in CA6NM martensitic stainless steel 6
The role of——Al in CA6NM martensitic stainless steel First of all as a deoxidizer we often add Al element into steel. At the same time Al is also a ferrite forming element. As a result its promoting effect on ferrite formation is about 2.5~3 times of that of Cr. Al
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The role of alloying elements in CA6NM martensitic stainless steel 5
The role of——Mn in CA6NM martensitic stainless steel Mn is a kind of element that expands austenite phase zone in phase diagram. In steel, the stability of Mn to austenite is only below Ni, which can greatly improve hardenability of steel. Thus, in super martensitic stainless steel Mn can partially
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The role of alloying elements in CA6NM martensitic stainless steel 4
The role of alloying elements in CA6NM martensitic stainless steel——Cu Cu has a weaker effect on the formation of austenite. A small amount of Cu addition can not optimize the martensitic microstructure of martensite. In the corrosive medium, Cu can form an enrichment layer under the oxide layer of
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The role of alloying elements in CA6NM martensitic stainless steel 3
The role of alloying elements in CA6NM martensitic stainless steel 3 CA6NM martensitic stainless steel alloying elements——Mo Mo——the addition of alloying element Mo in martensitic stainless steels is beneficial to the strength. And also to toughness and corrosion resistance. Mo is a ferrite forming element. It can reduce the Ms
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The role of alloying elements in CA6NM martensitic stainless steel 2
The role of alloying elements in martensitic stainless steel 2. The role of Ni in martensitic stainless steel Ni—— the alloying element has no strengthening effect on the matrix of martensitic stainless steel CA6NM. According to the known Cr will promote the formation of ferrite. Therefore a proper amount of
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The role of alloying elements in CA6NM martensitic stainless steel 1
The role of alloying elements in martensitic stainless steel CA6NM: Cr 1. The role of alloy element in martensitic stainless steel CA6NM: Cr Cr——one of major alloying elements in martensitic stainless steel CA6NM. It plays a decisive role in corrosion resistance. With Cr in the steell the corrosion resistance of stainless steel in the
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Introduction to super martensitic stainless steel 3
Introduction to super martensitic stainless steel 3 https://steeltube.co/wp-admin/post.php?post=1686&action=edit Conclusion: 1.Super martensitic stainless steel has good mechanical properties. The typical yield stress σ2 is 550-850MPa and the tensile strength σb is 780-1000MPa. It has good impact toughness and ductility also. CA6NM is one of these martensitic stainless steel. 2.The fibrous structure of
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