SU430184A1 - HEAT-RESISTANT STEEL - Google Patents

HEAT-RESISTANT STEEL

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Publication number
SU430184A1
SU430184A1 SU1840676A SU1840676A SU430184A1 SU 430184 A1 SU430184 A1 SU 430184A1 SU 1840676 A SU1840676 A SU 1840676A SU 1840676 A SU1840676 A SU 1840676A SU 430184 A1 SU430184 A1 SU 430184A1
Authority
SU
USSR - Soviet Union
Prior art keywords
resistant steel
heat
iron
heat resistant
toughness
Prior art date
Application number
SU1840676A
Other languages
Russian (ru)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to SU1840676A priority Critical patent/SU430184A1/en
Application granted granted Critical
Publication of SU430184A1 publication Critical patent/SU430184A1/en

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Description

1one

Изобретение относитс  к области изыскани  жаростойких сталей, примен емых дл  изготовлени  конструкций, работающих в окислительных рредах при температурах 1000°С и выше.The invention relates to the field of finding heat resistant steels used to manufacture structures operating in oxidative environments at temperatures of 1000 ° C and above.

Известна жаростойка  сталь, содержаща  углерод, азот, железо, хром, алюминий, примеси: кремний, марганец, серу, фосфор и железо - остальное.Heat resistant steel containing carbon, nitrogen, iron, chromium, aluminum, impurities such as silicon, manganese, sulfur, phosphorus, and iron is known - the rest.

С целью повышени  пластичности и ударной в зкости предложенна  сталь дополнительно содержит цирконий и кальций при следующем соотношении компонентов, %:In order to increase ductility and toughness, the proposed steel additionally contains zirconium and calcium in the following ratio of components,%:

Механические свойства предложенной стали следующие:The mechanical properties of the proposed steel are as follows:

Предел Прочности, кг/мм 50Strength Limit, kg / mm 50

Предел текучести, кг/мм 35Yield point, kg / mm 35

5Относительное удлинение, %205 Relative lengthening,% 20

Относительное сужение, %35Relative narrowing,% 35

Ударна  в зкость, кгм/см 25Impact viscosity, kgm / cm 25

Предмет изобретени Subject invention

Жаростойка  сталь, содержаща  углерод, азот, железо, хром, алюминий, отличающа с  тем, что, с целью повышени  пластичности и ударной в зкости, она дололнительно содержит цирконий и кальций при следующем соотношении компонентов, %:Heat resistant steel containing carbon, nitrogen, iron, chromium, aluminum, characterized in that, in order to increase ductility and toughness, it contains dolnarnoe zirconium and calcium in the following ratio of components,%:

SU1840676A 1972-10-26 1972-10-26 HEAT-RESISTANT STEEL SU430184A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU1840676A SU430184A1 (en) 1972-10-26 1972-10-26 HEAT-RESISTANT STEEL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1840676A SU430184A1 (en) 1972-10-26 1972-10-26 HEAT-RESISTANT STEEL

Publications (1)

Publication Number Publication Date
SU430184A1 true SU430184A1 (en) 1974-05-30

Family

ID=20530487

Family Applications (1)

Application Number Title Priority Date Filing Date
SU1840676A SU430184A1 (en) 1972-10-26 1972-10-26 HEAT-RESISTANT STEEL

Country Status (1)

Country Link
SU (1) SU430184A1 (en)

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