CN106048418A - Molybdenum rubidium based alloy steel material and application in drilling pipe - Google Patents

Molybdenum rubidium based alloy steel material and application in drilling pipe Download PDF

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Publication number
CN106048418A
CN106048418A CN201610551102.1A CN201610551102A CN106048418A CN 106048418 A CN106048418 A CN 106048418A CN 201610551102 A CN201610551102 A CN 201610551102A CN 106048418 A CN106048418 A CN 106048418A
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molybdenum
rubidium
magnesium
copper
steel material
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吴旭丹
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    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

The invention discloses a molybdenum rubidium based alloy steel material and application in a drilling pipe. The molybdenum rubidium based alloy steel material comprises the following chemical components by mass percent: 0.35 to 0.45% of carbon, 7.5 to 9.5% of molybdenum, 4.8 to 6.4% of rubidium, 1.3 to 1.7% of silicon, 0.6 to 0.8% of chrome, 0.09 to 0.11% of rhodium, 1.2 to 1.4% of nickel, 0.05 to 0.09% of cobalt, 0.08 to 0.10% of rhenium, 0.05 to 0.15% of ytterbium, 0.04 to 0.08% of sulfur, 0.8 to 1.2% of manganese, 0.003 to 0.007% of phosphorus, 0.05 to 0.09% of boron, and 0.06 to 0.08% of magnesium and copper, and the balance being iron, wherein the ratio of the mass percent of magnesium to the mass percent of copper is (5 to 7) to 1. The molybdenum rubidium based alloy steel material provided by the invention is high in strength and good in performance, and is suitable for preparing the drilling pipe.

Description

A kind of molybdenum rubidium-base alloy Steel material and the application in creeping into drilling rod thereof
Technical field
The invention belongs to drilling rod field, be specifically related to a kind of molybdenum rubidium-base alloy Steel material and answering in creeping into drilling rod thereof With.
Background technology
Steel contains different alloying elements according to the difference of purposes, and the mankind are the longest to application and the research history of steel, But until the Bessemerizing invention of 19th century, producing of steel is all the inefficient work of high cost.Nowadays, steel with Its cheap price, reliable performance become and use one of most material in the world, are that building industry, manufacturing industry and people are daily Composition indispensable in life.It may be said that the material base of Gang Shi modern society.But there is shortcoming, density in steel self character Height, heavier, ratio is easier to be corroded, and compares the most crisp being easily broken off.
Creep into drilling rod steel and need that there is higher-strength.
Summary of the invention
It is an object of the invention to provide one and creep into drilling rod steel alloy.
The above-mentioned purpose of the present invention is achieved by techniques below scheme:
A kind of molybdenum rubidium-base alloy Steel material, its chemical composition and mass percent be: carbon 0.35～0.45%, molybdenum 7.5～ 9.5%, rubidium 4.8～6.4%, silicon 1.3～1.7%, chromium 0.6～0.8%, rhodium 0.09～0.11%, nickel 1.2～1.4%, cobalt 0.05～0.09%, rhenium 0.08～0.10%, ytterbium 0.05～0.15%, sulfur 0.04～0.08%, manganese 0.8～1.2%, phosphorus 0.003～0.007%, boron 0.05～0.09%, magnesium and copper totally 0.06～0.08%, the ratio of mass percent shared by magnesium and copper Being 5～7:1, remaining is ferrum.
Further, described molybdenum rubidium-base alloy Steel material chemical composition and mass percent be: carbon 0.40%, molybdenum 8.5%, rubidium 5.6%, silicon 1.5%, chromium 0.7%, rhodium 0.10%, nickel 1.3%, cobalt 0.07%, rhenium 0.09%, ytterbium 0.10%, sulfur 0.06%, manganese 1.0%, phosphorus 0.005%, boron 0.07%, magnesium and copper totally 0.07%, magnesium and copper mass percentage are 6:1, its Yu Weitie.
Further, described molybdenum rubidium-base alloy Steel material chemical composition and mass percent be: carbon 0.35%, molybdenum 7.5%, rubidium 4.8%, silicon 1.3%, chromium 0.6%, rhodium 0.09%, nickel 1.2%, cobalt 0.05%, rhenium 0.08%, ytterbium 0.05%, sulfur 0.04%, manganese 0.8%, phosphorus 0.003%, boron 0.05%, magnesium and copper totally 0.06%, magnesium and copper mass percentage are 5:1, its Yu Weitie.
Further, described molybdenum rubidium-base alloy Steel material chemical composition and mass percent be: carbon 0.45%, molybdenum 9.5%, rubidium 6.4%, silicon 1.7%, chromium 0.8%, rhodium 0.11%, nickel 1.4%, cobalt 0.09%, rhenium 0.10%, ytterbium 0.15%, sulfur 0.08%, manganese 1.2%, phosphorus 0.007%, boron 0.09%, magnesium and copper totally 0.08%, magnesium and copper mass percentage are 7:1, its Yu Weitie.
Above-mentioned molybdenum rubidium-base alloy Steel material creeps into the application in drilling rod in preparation.
Advantages of the present invention:
The molybdenum rubidium-base alloy Steel material intensity that the present invention provides is high, and performance is good, is suitable for preparation and creeps into drilling rod.
Detailed description of the invention
Further illustrate the essentiality content of the present invention below in conjunction with embodiment, but do not limit the present invention with this and protect model Enclose.Although the present invention being explained in detail with reference to preferred embodiment, it will be understood by those within the art that, can be right Technical scheme is modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Embodiment 1: creep into drilling rod steel alloy
Chemical composition and mass percent be: carbon 0.40%, molybdenum 8.5%, rubidium 5.6%, silicon 1.5%, chromium 0.7%, rhodium 0.10%, nickel 1.3%, cobalt 0.07%, rhenium 0.09%, ytterbium 0.10%, sulfur 0.06%, manganese 1.0%, phosphorus 0.005%, boron 0.07%, magnesium and copper totally 0.07%, the ratio of mass percent shared by magnesium and copper is 6:1, and remaining is ferrum.
Embodiment 2: creep into drilling rod steel alloy
Chemical composition and mass percent be: carbon 0.35%, molybdenum 7.5%, rubidium 4.8%, silicon 1.3%, chromium 0.6%, rhodium 0.09%, nickel 1.2%, cobalt 0.05%, rhenium 0.08%, ytterbium 0.05%, sulfur 0.04%, manganese 0.8%, phosphorus 0.003%, boron 0.05%, magnesium and copper totally 0.06%, the ratio of mass percent shared by magnesium and copper is 5:1, and remaining is ferrum.
Embodiment 3: creep into drilling rod steel alloy
Chemical composition and mass percent be: carbon 0.45%, molybdenum 9.5%, rubidium 6.4%, silicon 1.7%, chromium 0.8%, rhodium 0.11%, nickel 1.4%, cobalt 0.09%, rhenium 0.10%, ytterbium 0.15%, sulfur 0.08%, manganese 1.2%, phosphorus 0.007%, boron 0.09%, magnesium and copper totally 0.08%, the ratio of mass percent shared by magnesium and copper is 7:1, and remaining is ferrum.
Embodiment 4: creep into drilling rod steel alloy
Chemical composition and mass percent be: carbon 0.40%, molybdenum 8.5%, rubidium 5.6%, silicon 1.5%, chromium 0.7%, rhodium 0.10%, nickel 1.3%, cobalt 0.07%, rhenium 0.09%, ytterbium 0.10%, sulfur 0.06%, manganese 1.0%, phosphorus 0.005%, boron 0.07%, magnesium and copper totally 0.07%, the ratio of mass percent shared by magnesium and copper is 5:1, and remaining is ferrum.
Embodiment 5: creep into drilling rod steel alloy
Chemical composition and mass percent be: carbon 0.40%, molybdenum 8.5%, rubidium 5.6%, silicon 1.5%, chromium 0.7%, rhodium 0.10%, nickel 1.3%, cobalt 0.07%, rhenium 0.09%, ytterbium 0.10%, sulfur 0.06%, manganese 1.0%, phosphorus 0.005%, boron 0.07%, magnesium and copper totally 0.07%, the ratio of mass percent shared by magnesium and copper is 7:1, and remaining is ferrum.
Embodiment 6: comparative example
Chemical composition and mass percent be: carbon 0.40%, molybdenum 8.5%, rubidium 5.6%, silicon 1.5%, chromium 0.7%, rhodium 0.10%, nickel 1.3%, cobalt 0.07%, rhenium 0.09%, ytterbium 0.10%, sulfur 0.06%, manganese 1.0%, phosphorus 0.005%, boron 0.07%, magnesium and copper totally 0.07%, the ratio of mass percent shared by magnesium and copper is 4:1, and remaining is ferrum.
Embodiment 7: comparative example
Chemical composition and mass percent be: carbon 0.40%, molybdenum 8.5%, rubidium 5.6%, silicon 1.5%, chromium 0.7%, rhodium 0.10%, nickel 1.3%, cobalt 0.07%, rhenium 0.09%, ytterbium 0.10%, sulfur 0.06%, manganese 1.0%, phosphorus 0.005%, boron 0.07%, magnesium and copper totally 0.07%, the ratio of mass percent shared by magnesium and copper is 8:1, and remaining is ferrum.
Embodiment 8: effect example
The yield strength of difference testing example 1～7 steel alloy and tensile strength.
Result see table.
Steel samples Yield strength (MPa) Tensile strength (MPa)
Embodiment 1 2420 3380
Embodiment 4 2350 3290
Embodiment 5 2330 3240
Embodiment 6 1270 1850
Embodiment 7 1240 1870
Embodiment 2,3 is basically identical with embodiment 4,5 effect.
The molybdenum rubidium-base alloy Steel material intensity that the present invention provides is high, and performance is good, is suitable for preparation and creeps into drilling rod.
The effect of above-described embodiment indicates that the essentiality content of the present invention, but does not limit the protection of the present invention with this Scope.It will be understood by those within the art that, technical scheme can be modified or equivalent, Essence and protection domain without deviating from technical solution of the present invention.

Claims (5)

1. a molybdenum rubidium-base alloy Steel material, it is characterised in that its chemical composition and mass percent be: carbon 0.35～ 0.45%, molybdenum 7.5～9.5%, rubidium 4.8～6.4%, silicon 1.3～1.7%, chromium 0.6～0.8%, rhodium 0.09～0.11%, nickel 1.2～1.4%, cobalt 0.05～0.09%, rhenium 0.08～0.10%, ytterbium 0.05～0.15%, sulfur 0.04～0.08%, manganese 0.8 ～1.2%, phosphorus 0.003～0.007%, boron 0.05～0.09%, magnesium and copper totally 0.06～0.08%, quality hundred shared by magnesium and copper The ratio of proportion by subtraction is 5～7:1, and remaining is ferrum.
Molybdenum rubidium-base alloy Steel material the most according to claim 1, it is characterised in that chemical composition and mass percent be: Carbon 0.40%, molybdenum 8.5%, rubidium 5.6%, silicon 1.5%, chromium 0.7%, rhodium 0.10%, nickel 1.3%, cobalt 0.07%, rhenium 0.09%, Ytterbium 0.10%, sulfur 0.06%, manganese 1.0%, phosphorus 0.005%, boron 0.07%, magnesium and copper totally 0.07%, quality hundred shared by magnesium and copper The ratio of proportion by subtraction is 6:1, and remaining is ferrum.
Molybdenum rubidium-base alloy Steel material the most according to claim 1, it is characterised in that chemical composition and mass percent be: Carbon 0.35%, molybdenum 7.5%, rubidium 4.8%, silicon 1.3%, chromium 0.6%, rhodium 0.09%, nickel 1.2%, cobalt 0.05%, rhenium 0.08%, Ytterbium 0.05%, sulfur 0.04%, manganese 0.8%, phosphorus 0.003%, boron 0.05%, magnesium and copper totally 0.06%, quality hundred shared by magnesium and copper The ratio of proportion by subtraction is 5:1, and remaining is ferrum.
Molybdenum rubidium-base alloy Steel material the most according to claim 1, it is characterised in that chemical composition and mass percent be: Carbon 0.45%, molybdenum 9.5%, rubidium 6.4%, silicon 1.7%, chromium 0.8%, rhodium 0.11%, nickel 1.4%, cobalt 0.09%, rhenium 0.10%, Ytterbium 0.15%, sulfur 0.08%, manganese 1.2%, phosphorus 0.007%, boron 0.09%, magnesium and copper totally 0.08%, quality hundred shared by magnesium and copper The ratio of proportion by subtraction is 7:1, and remaining is ferrum.
5. the arbitrary described molybdenum rubidium-base alloy Steel material of Claims 1 to 4 creeps into the application in drilling rod in preparation.
CN201610551102.1A 2016-07-11 2016-07-11 Molybdenum rubidium based alloy steel material and application in drilling pipe Pending CN106048418A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58133350A (en) * 1982-02-03 1983-08-09 Sumitomo Metal Ind Ltd Steel for oil well excellent in sulfide stress corrosion crack resistance
JP2009013439A (en) * 2007-06-29 2009-01-22 Daido Steel Co Ltd High toughness high-speed tool steel
CN102409240A (en) * 2010-09-21 2012-04-11 宝山钢铁股份有限公司 Hydrogen sulfide corrosion-resistant steel for petroleum drill rod and manufacturing method for hydrogen sulfide corrosion-resistant steel
US20140000770A1 (en) * 2011-01-13 2014-01-02 Rovalma, S.A. High thermal diffusivity and high wear resistance tool steel
CN103938095A (en) * 2014-04-29 2014-07-23 宝山钢铁股份有限公司 165ksi steel grade high-strength high-toughness drill stem and manufacturing method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58133350A (en) * 1982-02-03 1983-08-09 Sumitomo Metal Ind Ltd Steel for oil well excellent in sulfide stress corrosion crack resistance
JP2009013439A (en) * 2007-06-29 2009-01-22 Daido Steel Co Ltd High toughness high-speed tool steel
CN102409240A (en) * 2010-09-21 2012-04-11 宝山钢铁股份有限公司 Hydrogen sulfide corrosion-resistant steel for petroleum drill rod and manufacturing method for hydrogen sulfide corrosion-resistant steel
US20140000770A1 (en) * 2011-01-13 2014-01-02 Rovalma, S.A. High thermal diffusivity and high wear resistance tool steel
CN103938095A (en) * 2014-04-29 2014-07-23 宝山钢铁股份有限公司 165ksi steel grade high-strength high-toughness drill stem and manufacturing method thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
姚天扬等: "《大学化学 下册》", 31 May 2014, 南京大学出版社 *
殷为宏等: "《难熔金属材料与工程应用》", 30 June 2012, 冶金工业出版社 *

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Application publication date: 20161026