IN2014DN09672A - - Google Patents

Info

Publication number
IN2014DN09672A
IN2014DN09672A IN9672DEN2014A IN2014DN09672A IN 2014DN09672 A IN2014DN09672 A IN 2014DN09672A IN 9672DEN2014 A IN9672DEN2014 A IN 9672DEN2014A IN 2014DN09672 A IN2014DN09672 A IN 2014DN09672A
Authority
IN
India
Prior art keywords
bainite
less
average
total
material comprises
Prior art date
Application number
Other languages
English (en)
Inventor
Kaori Kawano
Yasuaki Tanaka
Masahito Tasaka
Yoshiaki Nakazawa
Toshiro Tomida
Original Assignee
Nippon Steel & Sumitomo Metal Corp
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 by Nippon Steel & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of IN2014DN09672A publication Critical patent/IN2014DN09672A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—Final recrystallisation annealing
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
IN9672DEN2014 2012-08-21 2013-08-21 IN2014DN09672A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012182710 2012-08-21
PCT/JP2013/072262 WO2014030663A1 (ja) 2012-08-21 2013-08-21 鋼材

Publications (1)

Publication Number Publication Date
IN2014DN09672A true IN2014DN09672A (enrdf_load_stackoverflow) 2015-07-31

Family

ID=50149969

Family Applications (1)

Application Number Title Priority Date Filing Date
IN9672DEN2014 IN2014DN09672A (enrdf_load_stackoverflow) 2012-08-21 2013-08-21

Country Status (15)

Country Link
US (1) US9994942B2 (enrdf_load_stackoverflow)
EP (1) EP2889395B1 (enrdf_load_stackoverflow)
JP (1) JP5610102B2 (enrdf_load_stackoverflow)
KR (1) KR101657017B1 (enrdf_load_stackoverflow)
CN (1) CN104583444B (enrdf_load_stackoverflow)
BR (1) BR112015002778B1 (enrdf_load_stackoverflow)
CA (1) CA2880617C (enrdf_load_stackoverflow)
ES (1) ES2650487T3 (enrdf_load_stackoverflow)
IN (1) IN2014DN09672A (enrdf_load_stackoverflow)
MX (1) MX369196B (enrdf_load_stackoverflow)
PL (1) PL2889395T3 (enrdf_load_stackoverflow)
RU (1) RU2599317C1 (enrdf_load_stackoverflow)
TW (1) TWI486460B (enrdf_load_stackoverflow)
WO (1) WO2014030663A1 (enrdf_load_stackoverflow)
ZA (1) ZA201409300B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104043660B (zh) * 2013-09-26 2015-09-30 北大方正集团有限公司 一种非调质钢的生产工艺
US9869009B2 (en) * 2013-11-15 2018-01-16 Gregory Vartanov High strength low alloy steel and method of manufacturing
CN104878298B (zh) * 2015-05-15 2017-05-03 安泰科技股份有限公司 粉末冶金耐磨损耐腐蚀合金
SE1651545A1 (en) * 2016-11-25 2018-03-06 High strength cold rolled steel sheet for automotive use
WO2020179387A1 (ja) * 2019-03-07 2020-09-10 日本製鉄株式会社 熱延鋼板およびその製造方法
JP7389322B2 (ja) * 2019-08-20 2023-11-30 日本製鉄株式会社 薄鋼板及びその製造方法
JP7191796B2 (ja) 2019-09-17 2022-12-19 株式会社神戸製鋼所 高強度鋼板およびその製造方法

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60243226A (ja) 1984-05-15 1985-12-03 Kawasaki Steel Corp 熱間圧延材の材質制御方法および装置
JPS62174322A (ja) 1985-10-15 1987-07-31 Kobe Steel Ltd 冷間加工性にすぐれる低降伏比高張力鋼板の製造方法
JP3958842B2 (ja) 1997-07-15 2007-08-15 新日本製鐵株式会社 動的変形特性に優れた自動車衝突エネルギ吸収用加工誘起変態型高強度鋼板
JP3352938B2 (ja) 1998-03-19 2002-12-03 株式会社神戸製鋼所 耐衝撃特性に優れた高強度熱延鋼板およびその製造方法
JP3890748B2 (ja) 1998-06-19 2007-03-07 Ｊｆｅスチール株式会社 伸びフランジ性、耐遅れ破壊特性に優れる高強度鋼板
JP3793350B2 (ja) 1998-06-29 2006-07-05 新日本製鐵株式会社 動的変形特性に優れたデュアルフェーズ型高強度冷延鋼板とその製造方法
JP3440894B2 (ja) * 1998-08-05 2003-08-25 Ｊｆｅスチール株式会社 伸びフランジ性に優れる高強度熱延鋼板およびその製造方法
JP2001220647A (ja) * 2000-02-04 2001-08-14 Kawasaki Steel Corp 加工性に優れた高強度冷延鋼板およびその製造方法
US6364968B1 (en) * 2000-06-02 2002-04-02 Kawasaki Steel Corporation High-strength hot-rolled steel sheet having excellent stretch flangeability, and method of producing the same
FR2830260B1 (fr) 2001-10-03 2007-02-23 Kobe Steel Ltd Tole d'acier a double phase a excellente formabilite de bords par etirage et procede de fabrication de celle-ci
ATE316157T1 (de) 2002-09-11 2006-02-15 Thyssenkrupp Steel Ag Ferritisch/martensitischer stahl mit hoher festigkeit und sehr feinem gefüge
JP4311049B2 (ja) 2003-03-18 2009-08-12 Ｊｆｅスチール株式会社 超微細粒組織を有し衝撃吸収特性に優れる冷延鋼板およびその製造方法
CN100406768C (zh) 2003-07-28 2008-07-30 住友金属工业株式会社 冲击吸收构件
CN100476233C (zh) 2003-07-28 2009-04-08 住友金属工业株式会社 碰撞吸收构件
DE602004027144D1 (de) 2003-07-28 2010-06-24 Sumitomo Metal Ind Stossabsorbierendes glied
JP3876879B2 (ja) 2003-12-08 2007-02-07 Ｊｆｅスチール株式会社 耐衝撃性に優れる自動車用高張力熱延鋼板
JP4158737B2 (ja) 2004-04-16 2008-10-01 住友金属工業株式会社 微細粒熱延鋼板の製造方法
JP4681290B2 (ja) 2004-12-03 2011-05-11 本田技研工業株式会社 高強度鋼板及びその製造方法
US8828154B2 (en) * 2005-03-31 2014-09-09 Jfe Steel Corporation Hot-rolled steel sheet, method for making the same, and worked body of hot-rolled steel sheet
CN101443467B (zh) * 2006-05-16 2011-11-09 杰富意钢铁株式会社 延伸特性、延伸凸缘特性及拉伸疲劳特性优良的高强度热轧钢板及其制造方法
DE502006003831D1 (de) 2006-10-30 2009-07-09 Thyssenkrupp Steel Ag Verfahren zum Herstellen von Stahl-Flachprodukten aus einem ein martensitisches Gefüge bildenden Stahl
JP5070864B2 (ja) 2007-02-02 2012-11-14 住友金属工業株式会社 熱延鋼板及びその製造方法
EP2020451A1 (fr) * 2007-07-19 2009-02-04 ArcelorMittal France Procédé de fabrication de tôles d'acier à hautes caractéristiques de résistance et de ductilité, et tôles ainsi produites
US20090301613A1 (en) 2007-08-30 2009-12-10 Jayoung Koo Low Yield Ratio Dual Phase Steel Linepipe with Superior Strain Aging Resistance
JP4955496B2 (ja) * 2007-09-28 2012-06-20 株式会社神戸製鋼所 疲労特性及び伸びフランジ性に優れた高強度熱延鋼板
KR100928788B1 (ko) * 2007-12-28 2009-11-25 주식회사 포스코 용접성이 우수한 고강도 박강판과 그 제조방법
JP5200653B2 (ja) * 2008-05-09 2013-06-05 新日鐵住金株式会社 熱間圧延鋼板およびその製造方法
EP2503014B1 (en) * 2009-11-18 2019-01-02 Nippon Steel & Sumitomo Metal Corporation High strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and ductility, and method for producing said high strength hot-rolled steel plate
CN102251170A (zh) * 2010-05-19 2011-11-23 宝山钢铁股份有限公司 一种超高强度贝氏体钢及其制造方法
JP4978741B2 (ja) 2010-05-31 2012-07-18 Ｊｆｅスチール株式会社 伸びフランジ性および耐疲労特性に優れた高強度熱延鋼板およびその製造方法
JP5521813B2 (ja) * 2010-06-17 2014-06-18 新日鐵住金株式会社 衝撃吸収部材
JP2012007649A (ja) * 2010-06-23 2012-01-12 Sumitomo Metal Ind Ltd 衝撃吸収部材
JP5126326B2 (ja) * 2010-09-17 2013-01-23 Ｊｆｅスチール株式会社 耐疲労特性に優れた高強度熱延鋼板およびその製造方法
JP5029748B2 (ja) 2010-09-17 2012-09-19 Ｊｆｅスチール株式会社 靭性に優れた高強度熱延鋼板およびその製造方法
CN103249853B (zh) * 2010-10-18 2015-05-20 新日铁住金株式会社 高速变形下均一韧性及局部韧性优异的热轧钢板、冷轧钢板以及镀覆钢板
JP5037744B2 (ja) 2010-11-05 2012-10-03 新日本製鐵株式会社 高強度鋼板及びその製造方法
CN102226250B (zh) * 2011-06-13 2013-09-18 马鞍山钢铁股份有限公司 屈服强度700MPa的热轧钢板及其制备方法

Also Published As

Publication number Publication date
BR112015002778B1 (pt) 2020-04-22
US9994942B2 (en) 2018-06-12
MX369196B (es) 2019-10-31
TWI486460B (zh) 2015-06-01
ZA201409300B (en) 2015-12-23
US20150098857A1 (en) 2015-04-09
MX2015001911A (es) 2015-06-05
KR101657017B1 (ko) 2016-09-12
JPWO2014030663A1 (ja) 2016-07-28
TW201418482A (zh) 2014-05-16
EP2889395A4 (en) 2016-05-11
JP5610102B2 (ja) 2014-10-22
CA2880617A1 (en) 2014-02-27
KR20150029718A (ko) 2015-03-18
CA2880617C (en) 2017-04-04
EP2889395A1 (en) 2015-07-01
BR112015002778A2 (pt) 2017-07-04
CN104583444A (zh) 2015-04-29
ES2650487T3 (es) 2018-01-18
CN104583444B (zh) 2016-09-21
PL2889395T3 (pl) 2018-03-30
RU2599317C1 (ru) 2016-10-10
WO2014030663A1 (ja) 2014-02-27
EP2889395B1 (en) 2017-10-04

Similar Documents

Publication Publication Date Title
IN2014DN09672A (enrdf_load_stackoverflow)
AU2014243558B2 (en) High-performance, low-alloy, wear-resistant steel sheet and method of manufacturing the same
MX373579B (es) Cuerpo moldeado por estampado en caliente y método para producir el mismo.
WO2019123240A3 (en) Steel sheet having excellent toughness, ductility and strength, and manufacturing method thereof
MX2018010467A (es) Hoja de acero de alta resistencia y metodo para fabricar la misma.
MX2016011437A (es) Lamina de acero con contenido de carbono medio/alto y metodo para la fabricacion de la misma.
MX2016006777A (es) Componente de lamina de acero formada en caliente y metodo para producir el mismo asi como la lamina de acero para formacion en caliente.
MX391301B (es) Acero para conformado en caliente y pieza conformada en caliente fabricada de tal acero.
MX2017009616A (es) Material de varilla para componentes de maquinas sin revenir, varillas de acero para componentes de maquinas sin revenir y componentes de maquinas sin revenir.
MY196356A (en) Austenitic Stainless Steel Sheet and Method for Producing High Elastic Limit Nonmagnetic Steel Material Using the Same
MX374939B (es) Material de acero de alta resistencia para pozo de petróleo y tuberías de pozo de petróleo.
IN2014DN08577A (enrdf_load_stackoverflow)
UA118036C2 (uk) Високоміцна сталь та спосіб виготовлення
IN2012DN05089A (enrdf_load_stackoverflow)
NZ708763A (en) High-hardness low-alloy wear-resistant steel sheet and method of manufacturing the same
MX356131B (es) Artículo moldeado por estampado en caliente, método para producir artículo moldeado por estampado en caliente, miembro absorbedor de energía, y método para producir miembro absorbedor de energía.
MX2018009402A (es) Chapa de acero inoxidable ferritico que contiene nb laminada en caliente y metodo para producir la misma, y chapa de acero inoxidable ferritico que contiene nb laminada en frio y metodo para producir la misma.
IN2014DN07404A (enrdf_load_stackoverflow)
UA116111C2 (uk) Низьколегована високоміцна сталь та її застосування
TW201612331A (en) Hot-rolled steel sheet
MX2017012874A (es) Lamina de acero para tratamiento termico.
IN2014CN04330A (enrdf_load_stackoverflow)
MX363869B (es) Placa de acero inoxidable de ferrita que tiene excelente resistencia contra desprendimiento de laminilla, y metodo para fabricarla.
MX379119B (es) Material de acero tratado con calor y método para la fabricación del mismo.
MX2016009009A (es) Tubo de acero de baja aleacion para un pozo petrolifero.