CN106148813A - A kind of stainless steel tube containing nano-silicon and preparation method thereof - Google Patents
A kind of stainless steel tube containing nano-silicon and preparation method thereof Download PDFInfo
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- CN106148813A CN106148813A CN201610662134.9A CN201610662134A CN106148813A CN 106148813 A CN106148813 A CN 106148813A CN 201610662134 A CN201610662134 A CN 201610662134A CN 106148813 A CN106148813 A CN 106148813A
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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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
- C21D9/085—Cooling or quenching
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
- C22C33/06—Making ferrous alloys by melting using master alloys
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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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
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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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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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
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
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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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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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
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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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/24—Nitriding
- C23C8/26—Nitriding of ferrous surfaces
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- Mechanical Engineering (AREA)
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- Crystallography & Structural Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
The present invention relates to stainless steel tube technical field, it is specifically related to a kind of stainless steel tube containing nano-silicon, its one-tenth is grouped into: carbon 0 0.02wt%, nano-silicon 1.24 1.54wt%, lutecium 0.02 0.06wt%, sulfur 0.01 0.02wt%, nickel 0.4 0.8wt%, tungsten 2.6 3.6wt%, neodymium 0.1 0.2wt%, boron 0.02 0.06wt%, stannum 0.02 0.03wt%, molybdenum 0.02 0.03wt%, barium 0.3 0.8wt%, copper 0.2 0.5wt%, and surplus is ferrum and inevitable impurity.Stainless steel tube yield strength of the present invention and torsional strength are very strong, and hardness is good, and shock resistance is superior, and surface-stable is not likely to produce oxide skin, is resistant to the corrosion of 500 DEG C of high-temperature acidic fluids.
Description
Technical field
The present invention relates to stainless steel tube technical field, be specifically related to a kind of stainless steel tube containing nano-silicon and preparation side thereof
Method.
Background technology
Stainless-steel pipe is the strip circular steel of a kind of hollow, is widely used mainly in oil, chemical industry, medical treatment, food, light
The industrial transportation pipe line such as work, machinery instrument and machine structural parts etc..It addition, when bending, torsional strength are identical, weight is relatively
Gently, so being also widely used in manufacture machine components and engineering structure.Also it is commonly used for producing various conventional weapon, gun barrel, shell etc..
But, current stainless steel tube always there will be some problems during using, thus affects using effect.
Summary of the invention
The technical problem to be solved is to provide a kind of stainless steel tube containing nano-silicon and preparation method thereof.
The technical problem to be solved realizes by the following technical solutions:
A kind of stainless steel tube containing nano-silicon, its one-tenth is grouped into: carbon 0-0.02wt%, nano-silicon 1.24-1.54wt%,
Lutecium 0.02-0.06wt%, sulfur 0.01-0.02wt%, nickel 0.4-0.8wt%, tungsten 2.6-3.6wt%, neodymium 0.1-0.2wt%, boron
0.02-0.06wt%, stannum 0.02-0.03wt%, molybdenum 0.02-0.03wt%, barium 0.3-0.8wt%, copper 0.2-0.5wt%, remaining
Amount is ferrum and inevitable impurity.
The preparation method of a kind of stainless steel tube containing nano-silicon, comprises the following steps:
(1) smelting iron and steel: use molten iron and lutecium, nickel, tungsten, neodymium, stannum, molybdenum, barium, copper alloy to process in converter and vacuum decarburization
Stove is smelted, after alloy molten, adds nano-silicon continue to smelt, until the percent mass proportioning of the composition of molten steel reaches following wanting
Stop after asking, then utilize conventional stainless steel tube production line to produce Stainless pipe billet;
Carbon 0-0.02wt%, nano-silicon 1.24-1.54wt%, lutecium 0.02-0.06wt%, sulfur 0.01-0.02wt%, nickel
0.4-0.8wt%, tungsten 2.6-3.6wt%, neodymium 0.1-0.2wt%, boron 0.02-0.06wt%, stannum 0.02-0.03wt%, molybdenum
0.02-0.03wt%, barium 0.3-0.8wt%, copper 0.2-0.5wt%, surplus is ferrum and inevitable impurity;
(2) process of Stainless pipe billet: in tunnel cave, Stainless pipe billet is heated to 1050-1115 DEG C, insulation 3 is little
Time, in tunnel cave, spray into neon 0.1m the most every other hour3;
(3) cooling: the Stainless pipe billet after processing cools down the cooldown rate of 200 DEG C on an hourly basis and is cooled to room temperature.
The invention has the beneficial effects as follows: stainless steel tube yield strength of the present invention and torsional strength are very strong, and hardness is good, anti-impact
Hitting superior performance, surface-stable is not likely to produce oxide skin, is resistant to the corrosion of 500 DEG C of high-temperature acidic fluids.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below knot
Close specific embodiment, the present invention is expanded on further.
Embodiment 1
A kind of stainless steel tube containing nano-silicon, its one-tenth is grouped into: carbon 0.01wt%, nano-silicon 1.39wt%, lutecium
0.04wt%, sulfur 0.015wt%, nickel 0.6wt%, tungsten 3.1wt%, neodymium 0.15wt%, boron 0.04wt%, stannum 0.025wt%, molybdenum
0.025wt%, barium 0.5wt%, copper 0.4wt%, surplus is ferrum and inevitable impurity.
The preparation method of a kind of stainless steel tube containing nano-silicon, comprises the following steps:
(1) smelting iron and steel: use molten iron and lutecium, nickel, tungsten, neodymium, stannum, molybdenum, barium, copper alloy to process in converter and vacuum decarburization
Stove is smelted, after alloy molten, adds nano-silicon continue to smelt, until the percent mass proportioning of the composition of molten steel reaches following wanting
Stop after asking, then utilize conventional stainless steel tube production line to produce Stainless pipe billet;
Carbon 0.01wt%, nano-silicon 1.39wt%, lutecium 0.04wt%, sulfur 0.015wt%, nickel 0.6wt%, tungsten 3.1wt%,
Neodymium 0.15wt%, boron 0.04wt%, stannum 0.025wt%, molybdenum 0.025wt%, barium 0.5wt%, copper 0.4wt%, surplus be ferrum and
Inevitably impurity;
(2) process of Stainless pipe billet: in tunnel cave, Stainless pipe billet is heated to 1050-1115 DEG C, insulation 3 is little
Time, in tunnel cave, spray into neon 0.1m the most every other hour3;
(3) cooling: the Stainless pipe billet after processing cools down the cooldown rate of 200 DEG C on an hourly basis and is cooled to room temperature.
Embodiment 2
A kind of stainless steel tube containing nano-silicon, its one-tenth is grouped into: carbon 0.004wt%, nano-silicon 1.24wt%, lutecium
0.02wt%, sulfur 0.01wt%, nickel 0.4wt%, tungsten 2.6wt%, neodymium 0.1wt%, boron 0.02wt%, stannum 0.02wt%, molybdenum
0.02wt%, barium 0.3wt%, copper 0.2wt%, surplus is ferrum and inevitable impurity.
The preparation method of a kind of stainless steel tube containing nano-silicon, comprises the following steps:
(1) smelting iron and steel: use molten iron and lutecium, nickel, tungsten, neodymium, stannum, molybdenum, barium, copper alloy to process in converter and vacuum decarburization
Stove is smelted, after alloy molten, adds nano-silicon continue to smelt, until the percent mass proportioning of the composition of molten steel reaches following wanting
Stop after asking, then utilize conventional stainless steel tube production line to produce Stainless pipe billet;
Carbon 0.004wt%, nano-silicon 1.24wt%, lutecium 0.02wt%, sulfur 0.01wt%, nickel 0.4wt%, tungsten 2.6wt%,
Neodymium 0.1wt%, boron 0.02wt%, stannum 0.02wt%, molybdenum 0.02wt%, barium 0.3wt%, copper 0.2wt%, surplus is ferrum and can not
The impurity avoided;
(2) process of Stainless pipe billet: in tunnel cave, Stainless pipe billet is heated to 1050-1115 DEG C, insulation 3 is little
Time, in tunnel cave, spray into neon 0.1m the most every other hour3;
(3) cooling: the Stainless pipe billet after processing cools down the cooldown rate of 200 DEG C on an hourly basis and is cooled to room temperature.
Embodiment 3
A kind of stainless steel tube containing nano-silicon, its one-tenth is grouped into: carbon 0.02wt%, nano-silicon 1.54wt%, lutecium
0.06wt%, sulfur 0.02wt%, nickel 0.8wt%, tungsten 3.6wt%, neodymium 0.2wt%, boron 0.06wt%, stannum 0.03wt%, molybdenum
0.03wt%, barium 0.8wt%, copper 0.5wt%, surplus is ferrum and inevitable impurity.
The preparation method of a kind of stainless steel tube containing nano-silicon, comprises the following steps:
(1) smelting iron and steel: use molten iron and lutecium, nickel, tungsten, neodymium, stannum, molybdenum, barium, copper alloy to process in converter and vacuum decarburization
Stove is smelted, after alloy molten, adds nano-silicon continue to smelt, until the percent mass proportioning of the composition of molten steel reaches following wanting
Stop after asking, then utilize conventional stainless steel tube production line to produce Stainless pipe billet;
Carbon 0.02wt%, nano-silicon 1.54wt%, lutecium 0.06wt%, sulfur 0.02wt%, nickel 0.8wt%, tungsten 3.6wt%,
Neodymium 0.2wt%, boron 0.06wt%, stannum 0.03wt%, molybdenum 0.03wt%, barium 0.8wt%, copper 0.5wt%, surplus is ferrum and can not
The impurity avoided;
(2) process of Stainless pipe billet: in tunnel cave, Stainless pipe billet is heated to 1050-1115 DEG C, insulation 3 is little
Time, in tunnel cave, spray into neon 0.1m the most every other hour3;
(3) cooling: the Stainless pipe billet after processing cools down the cooldown rate of 200 DEG C on an hourly basis and is cooled to room temperature.
The stainless steel tube of the embodiment of the present invention 1 and common 316,316L stainless steel tube Performance comparision such as following table
Steel grade | Yield strength MPa | Torsional strength MPa/cm2 |
Embodiment 1 | 365 | 241 |
316 | 235 | 193 |
316L | 268 | 172 |
As seen from the above table, rustless steel performance of the present invention is the most superior.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.The technology of the industry
Personnel, it should be appreciated that the present invention is not restricted to the described embodiments, simply illustrating this described in above-described embodiment and description
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these become
Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and
Equivalent defines.
Claims (2)
1. the stainless steel tube containing nano-silicon, it is characterised in that its one-tenth is grouped into: carbon 0-0.02wt%, nano-silicon 1.24-
1.54wt%, lutecium 0.02-0.06wt%, sulfur 0.01-0.02wt%, nickel 0.4-0.8wt%, tungsten 2.6-3.6wt%, neodymium 0.1-
0.2wt%, boron 0.02-0.06wt%, stannum 0.02-0.03wt%, molybdenum 0.02-0.03wt%, barium 0.3-0.8wt%, copper 0.2-
0.5wt%, surplus is ferrum and inevitable impurity.
2. the preparation method of the stainless steel tube containing nano-silicon, it is characterised in that comprise the following steps:
(1) smelting iron and steel: use molten iron and lutecium, nickel, tungsten, neodymium, stannum, molybdenum, barium, copper alloy to process in stove in converter and vacuum decarburization
Smelt, after alloy molten, add nano-silicon continue to smelt, until after the percent mass proportioning of the composition of molten steel reaches following requirement
Stop, then utilizing conventional stainless steel tube production line to produce Stainless pipe billet;
Carbon 0-0.02wt%, nano-silicon 1.24-1.54wt%, lutecium 0.02-0.06wt%, sulfur 0.01-0.02wt%, nickel 0.4-
0.8wt%, tungsten 2.6-3.6wt%, neodymium 0.1-0.2wt%, boron 0.02-0.06wt%, stannum 0.02-0.03wt%, molybdenum 0.02-
0.03wt%, barium 0.3-0.8wt%, copper 0.2-0.5wt%, surplus is ferrum and inevitable impurity;
(2) process of Stainless pipe billet: in tunnel cave, Stainless pipe billet is heated to 1050-1115 DEG C, is incubated 3 hours, often
Neon 0.1m is sprayed into every other hour in tunnel cave3;
(3) cooling: the Stainless pipe billet after processing cools down the cooldown rate of 200 DEG C on an hourly basis and is cooled to room temperature.
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Citations (5)
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---|---|---|---|---|
CN1547620A (en) * | 2001-08-24 | 2004-11-17 | �ձ�������ʽ���� | Steel plate exhibiting excellent workability and method for producing the same |
CN1989267A (en) * | 2004-07-27 | 2007-06-27 | 新日本制铁株式会社 | High young's modulus steel plate, zinc hot dip galvanized steel sheet using the same, alloyed zinc hot dip galvanized steel sheet, high young's modulus steel pipe, and method for production thereof |
CN102703830A (en) * | 2011-02-07 | 2012-10-03 | 道尔曼股份公司 | Heavy wall steel pipes with excellent toughness at low temperature and sulfide stress corrosion cracking resistance |
CN104884658A (en) * | 2012-12-21 | 2015-09-02 | 杰富意钢铁株式会社 | High-strength stainless steel seamless pipe for oil wells and method for producing same |
CN104937126A (en) * | 2013-01-16 | 2015-09-23 | 杰富意钢铁株式会社 | Stainless steel seamless tube for use in oil well and manufacturing process therefor |
-
2016
- 2016-08-12 CN CN201610662134.9A patent/CN106148813A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1547620A (en) * | 2001-08-24 | 2004-11-17 | �ձ�������ʽ���� | Steel plate exhibiting excellent workability and method for producing the same |
CN1989267A (en) * | 2004-07-27 | 2007-06-27 | 新日本制铁株式会社 | High young's modulus steel plate, zinc hot dip galvanized steel sheet using the same, alloyed zinc hot dip galvanized steel sheet, high young's modulus steel pipe, and method for production thereof |
CN102703830A (en) * | 2011-02-07 | 2012-10-03 | 道尔曼股份公司 | Heavy wall steel pipes with excellent toughness at low temperature and sulfide stress corrosion cracking resistance |
CN104884658A (en) * | 2012-12-21 | 2015-09-02 | 杰富意钢铁株式会社 | High-strength stainless steel seamless pipe for oil wells and method for producing same |
CN104937126A (en) * | 2013-01-16 | 2015-09-23 | 杰富意钢铁株式会社 | Stainless steel seamless tube for use in oil well and manufacturing process therefor |
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Title |
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陈华辉: "《耐磨材料应用手册(第2版)》", 31 October 2012, 机械工业出版社 * |
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