HOT-PRESSED PART Russian patent published in 2019 - IPC C22C38/00 C21D8/02 C22C38/58 B21D22/20 C21D9/46 

Abstract RU 2707846 C1

FIELD: metallurgy.

SUBSTANCE: invention relates to the field of metallurgy. Hot-pressed part has predetermined chemical composition, wherein microstructure on section 1/4 of thickness of this part includes, vol%: 20–90 % of tempered martensite, 5–75 % bainite and 5–25 % residual austenite, wherein the ferrite is limited by level of 10 % or less, and the orientation pole density {211}<011> in 1/4 thickness section is 3.0 or more.

EFFECT: providing excellent plasticity and bendability.

7 cl, 5 tbl, 1 dwg

Similar patents RU2707846C1

Title Year Author Number
HOT-PRESSED STEEL SHEET PART, METHOD OF ITS MANUFACTURE AND STEEL SHEET FOR HOT PRESSING 2013
  • Khayasi, Koutarou
  • Nisibata, Tosinobu
RU2635056C1
HIGH-STRENGTH DIP GALVANISED STEEL PLATE, HIGH STRENGTH, ALLOYED, DIP GALVANISED STEEL PLATE WITH SUPERIOR ABILITY FOR HEAT STRENGTHENING, AND METHOD OF THEIR MANUFACTURING 2012
  • Kavata, Khirojuki
  • Marujama, Naoki
  • Murasato, Akinobu
  • Minami, Akinobu
  • Jasui, Takesi
  • Kuvajama, Takuja
  • Ban, Khirojuki
  • Khiramatsu, Kaoru
RU2574555C2
HIGH-STRENGTH DIP GALVANISED STEEL PLATE, HIGH STRENGTH, ALLOYED, DIP GALVANISED STEEL PLATE WITH SUPERIOR MECHANICAL CUTTING CHARACTERISTIC, AND METHOD OF THEIR MANUFACTURING 2012
  • Kavata,Khirojuki
  • Marujama,Naoki
  • Murasato,Akinobu
  • Minami,Akinobu
  • Jasui,Takesi
  • Kuvajama,Takuja
  • Ban,Khirojuki
  • Khiramatsu,Kaoru
RU2566695C1
HIGH STRENGTH GALVANISED STEEL PLATE WITH EXCELLENT DEFLECTIVITY AND METHOD OF ITS MANUFACTURING 2012
  • Kavata, Khirojuki
  • Marujama, Naoki
  • Murasato, Akinobu
  • Minami, Akinobu
  • Jasui, Takesi
  • Kuvajama, Takuja
  • Jonemura, Sigeru
RU2569615C2
HIGH STRENGTH DIP GALVANIZED STEEL PLATE WITH EXCELLENT CHARACTERISTIC OF IMPACT STRENGTH, AND METHOD OF ITS MANUFACTURING, AND HIGH STRENGTH ALLOYED DIP GALVANIZED STEEL PLATE AND METHOD OF ITS MANUFACTURING 2012
  • Kavata, Khirojuki
  • Marujama, Naoki
  • Murasato, Akinobu
  • Minami, Akinobu
  • Jasui, Takesi
  • Kuvajama, Takuja
  • Ban, Khirojuki
  • Khiramatsu, Kaoru
RU2566121C1
HIGH STRENGTH STEEL PLATE - STEEL PLATE AND HIGH STRENGTH GALVANISED STEEL PLATE HAVING EXCELLENT STABILITY OF SHAPE AND METHOD OF THEIR MANUFACTURING 2012
  • Minami, Akinobu
  • Kavata, Khirojuki
  • Murasato, Akinobu
  • Jamaguti, Judzi
  • Sugiura, Natsuko
  • Kuvajama, Takuja
  • Marujama, Naoki
  • Sudzuki, Takamasa
RU2575113C2
HOT-PRESSED STEEL SHEET PART, METHOD OF ITS MANUFACTURE AND STEEL SHEET FOR HOT PRESSING 2013
  • Khayasi, Koutarou
RU2631216C1
HOT-MOLDED COMPONENT OF STEEL SHEET AND METHOD OF ITS MANUFACTURE AND STEEL SHEET FOR HOT MOULDING 2014
  • Khayasi, Koutarou
RU2625374C1
HIGH-STRENGTH STEEL PLATE WITH EXCELLENT IMPACT STRENGTH, AND METHOD OF ITS MANUFACTURING, AND HIGH-STRENGTH GALVANISED STEEL PLATE, AND METHOD OF ITS MANUFACTURING 2012
  • Kavata, Khirojuki
  • Marujama, Naoki
  • Murasato, Akinobu
  • Minami, Akinobu
  • Khasegava, Khadzime
  • Vakabajasi, Tisato
  • Oki, Tsujosi
RU2573154C2
HOT-STAMP DETAIL AND METHOD OF ITS PRODUCTION 2014
  • Kavasaki, Kaoru
  • Adzuma, Masafumi
  • Abukava, Genki
RU2648104C2

RU 2 707 846 C1

Authors

Sakakibara Mutsumi

Sugiura Natsuko

Khayasi Kunio

Kavasaki Kaoru

Dates

2019-11-29Published

2016-08-16Filed