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RU2018108299A - Corrosion resistant austenitic steel - Google Patents

Corrosion resistant austenitic steel Download PDF

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Publication number
RU2018108299A
RU2018108299A RU2018108299A RU2018108299A RU2018108299A RU 2018108299 A RU2018108299 A RU 2018108299A RU 2018108299 A RU2018108299 A RU 2018108299A RU 2018108299 A RU2018108299 A RU 2018108299A RU 2018108299 A RU2018108299 A RU 2018108299A
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RU
Russia
Prior art keywords
austenitic steel
resistant austenitic
corrosion resistant
equiv
niobium
Prior art date
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RU2018108299A
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Russian (ru)
Inventor
Ильгизар Абузарович Галикееев
Ованес Саркисович Мурадян
Саркис Ованесович Мурадян
Айдар Мухаметханович Сайфутдинов
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Общество с ограниченной ответственностью "Научно-производственное предприятие "Горизонт"
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Application filed by Общество с ограниченной ответственностью "Научно-производственное предприятие "Горизонт" filed Critical Общество с ограниченной ответственностью "Научно-производственное предприятие "Горизонт"
Priority to RU2018108299A priority Critical patent/RU2018108299A/en
Publication of RU2018108299A publication Critical patent/RU2018108299A/en

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Claims (6)

Коррозионно-стойкая аустенитная сталь, содержащая углерод, марганец, хром, кремний, азот, никель, железо и неизбежные примеси, отличающаяся тем, что она дополнительно содержит ванадий, ниобий, кальций и бор при следующем соотношении компонентов, в мас. %:Corrosion-resistant austenitic steel containing carbon, manganese, chromium, silicon, nitrogen, nickel, iron and inevitable impurities, characterized in that it additionally contains vanadium, niobium, calcium and boron in the following ratio of components, in wt. %: углеродcarbon от 0,01 до 0,12from 0.01 to 0.12 марганецmanganese от 9,0 до 12,0from 9.0 to 12.0 хромchromium от 16,0 до 20,0from 16.0 to 20.0 кремнийsilicon от 0,2 до 1,5from 0.2 to 1.5 азотnitrogen от 0,2 до 0,6from 0.2 to 0.6 никельnickel от 1,0 до 7,01.0 to 7.0 ванадийvanadium от 0,01 до 0,5from 0.01 to 0.5 ниобийniobium от 0,01 до 0,3from 0.01 to 0.3 кальцийcalcium от 0,001 до 0,002from 0.001 to 0.002 борboron от 0,001 до 0,04from 0.001 to 0.04
железо и неизбежные примеси остальное, при выполнении следующих соотношений:iron and inevitable impurities rest, when the following relations are fulfilled: Crэкв=[Cr]+0,48[Si]+1,3[V]+l,75[Nb], составляет 17,5-22,Cr eq = [Cr] +0.48 [Si] +1.3 [V] + l, 75 [Nb], is 17.5-22, 1,17 Crэкв-[Ni]-0,l[Mn]+0,01[Mn]2-18[N]-30[C]<11,164,1.17 Cr equiv - [Ni] -0, l [Mn] +0.01 [Mn] 2 -18 [N] -30 [C] <11.164, где [Cr], [Si], [V], [Nb], [Ni], [Ni], [Mn], [N], [С] - концентрации соответствующих элементов в массовых процентах, (Crэкв) - хромовый эквивалент.where [Cr], [Si], [V], [Nb], [Ni], [Ni], [Mn], [N], [C] are the concentrations of the corresponding elements in mass percent, (Cr equiv ) is chromic equivalent.
RU2018108299A 2018-03-07 2018-03-07 Corrosion resistant austenitic steel RU2018108299A (en)

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RU2018108299A RU2018108299A (en) 2018-03-07 2018-03-07 Corrosion resistant austenitic steel

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RU2018108299A RU2018108299A (en) 2018-03-07 2018-03-07 Corrosion resistant austenitic steel

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RU2018108299A true RU2018108299A (en) 2019-09-09

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Effective date: 20210310