CN106399826A - Spring flat steel for automobile and manufacturing method of spring flat steel - Google Patents
Spring flat steel for automobile and manufacturing method of spring flat steel Download PDFInfo
- Publication number
- CN106399826A CN106399826A CN201610778166.5A CN201610778166A CN106399826A CN 106399826 A CN106399826 A CN 106399826A CN 201610778166 A CN201610778166 A CN 201610778166A CN 106399826 A CN106399826 A CN 106399826A
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- China
- Prior art keywords
- parts
- flat steel
- ferrum
- spring flat
- spring
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Classifications
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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
-
- 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
-
- 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
- C22C38/007—Ferrous alloys, e.g. steel alloys containing silver
-
- 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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- 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
Abstract
The invention provides spring flat steel for automobile. The spring flat steel comprises the following components: 5.1-5.9 parts of carbon, 11-16 parts of silicon, 0.7-1 part of manganese, 1-2.5 parts of copper, 0.25-0.35 part of phosphorus, 0.25-0.35 part of sulfur, 3.5-5.5 parts of chromium, 3.5-5.5 parts of nickel, 1.5-2.5 parts of zinc, 1-1.8 parts of silver, 2.1-3.2 parts of polypropylene, 0.15-0.25 part of an antioxidant and the balance of iron. The invention further provides a preparation method of the spring flat steel. The spring flat steel smelted according to the preparation method is higher in hardness and better in binding property; through the addition of sulfur and chromium, the density of the spring flat steel is improved, so that the spring flat steel can be higher in pressure resistance when being in use; meanwhile, the oxidation resistance of the spring flat steel can be improved, thereby avoiding corrosion caused by high oxidation speed; the spring flat steel has an efficient anti-corrosion effect, so that the automobile made of the spring flat steel can run normally in bad weather and in the severe road condition; and the automobile can run more safely when the service life of the spring flat steel is prolonged.
Description
Technical field
The present invention relates to spring flat steel manufacture technology field, more particularly, to a kind of spring for automobile band steel and its making side
Method.
Background technology
Spring flat steel is mainly used in the damping means such as automobile, tractor, and use environment is severe, so to its intensity, fatigue
The limit and impact flexibility requirement are higher.Spring flat steel is the raw material making leaf spring, improves its intensity level and synthesis further
Excellent obdurability coupling is the key making high intensity plate spring component.High Strengthening Spring Steels can accelerate to advance leaf springs of car portion
The lightweight of part, and then promote automotive light weight technology, promote energy-saving and emission-reduction.
At present, spring flat steel is that automobile chassis hangs main device, and in the state of being typically used in bad environments,
Such as on rainy day or severe road, and there is shortcoming in etch-proof effect in use in existing spring flat steel,
After causing spring flat steel to travel in atrocious weather, local area occurs the situation got rusty or be corroded, and reduces spring
The travel conditions of automobile have also been buried hidden danger by the service life of band steel.
Content of the invention
The technical problem being existed based on background technology, the present invention proposes a kind of spring for automobile band steel and its making side
Method, have efficient anticorrosion can, can on atrocious weather and severe road normally travel, flat increased spring
While the service life of steel, safer the carrying out of automobile is made to travel.
The present invention provides following technical scheme:A kind of spring for automobile band steel, including following component:
Carbon 5.1-5.9 part, silicon 11-16 part, violent 0.7-1 part, copper 1-2.5 part, phosphorus 0.25-0.35 part, sulfur 0.25-0.35
Part, chromium 3.5-5.5 part, nickel 3.5-5.5 part, zinc 1.5-2.5 part, silver-colored 1-1.8 part, polypropylene 2.1-3.2 part, antioxidant 0.15-
0.25 part, remaining is ferrum.
Preferably, including following component;
5.5 parts of carbon, 13.5 parts of silicon, violent 0.85 part, 2 parts of copper, 0.3 part of phosphorus, 0.3 part of sulfur, 4.5 parts of chromium, 4.5 parts of nickel, zinc 2
Part, 1.4 parts of silver, 2.65 parts of polypropylene, 0.2 part of antioxidant, remaining is ferrum.
Preferably, a kind of manufacture method of spring for automobile band steel, comprises the following steps:
S1, in blast furnace add ferrum carry out melting, after ferrum is smelted into molten iron using " catch carbon method " smelt, make in ferrum
Oxygen content reduces;
S2, sequentially add that 5.1-5.9 part carbon, 11-16 part silicon, 0.7-1 part is violent, 1-2.5 part after ferrum is melted into solution
Copper, 0.25-0.35 part phosphorus, 0.25-0.35 part sulfur and 3.5-5.5 part chromium simultaneously carry out uniform stirring and form it into metal mixed
Liquid is so as to reach more preferably with ferrum degrees of fusion;
S3, then continue to add 3.5-5.5 part nickel, 1.5-2.5 part zinc, 1-1.8 part silver, 2.1-3.2 part polypropylene and
0.15-0.25 part antioxidant, and uniform stirring is carried out to it;
S4, the steel melt water smelted are to going out, and it is cast, using air water atomization cooling, control while casting
Make rational pulling rate;
S5, by control temperature realize low overheat casting, cooling complete after carry out out bundle, check before opening bundle and roll
Roller and guide and guard, the temperature control opening bundle is at 100 degree about, it is to avoid surface tear and the situation of wrong groove in band steel, can obtain
Finished product.
The invention provides a kind of spring for automobile band steel and preparation method thereof, employ carbon, silicon and violent using cooperatively,
And adding copper and phosphorus makes the hardness of smelting band steel out higher, associativity more preferably, adds sulfur and chromium increased band steel
Density, enables the pressure and crushing resistance when using for the band steel higher so as to play preferably supported and suspended effect when using,
And increased the anticorrosive property of spring flat steel using nickel, zinc and silver when making, then coordinate the use of polypropylene and antioxidant, make
Its non-oxidizability is more preferable, it is to avoid oxidation rate equally can cause the situation corroded soon.This spring for automobile band steel and its making
Method, have efficient anticorrosion can, can on atrocious weather and severe road normally travel, increased spring
While the service life of band steel, safer the carrying out of automobile is made to travel.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, all
Belong to the scope of protection of the invention.
With reference to some embodiments, the present invention is further explained it should be appreciated that following examples are intended to illustrate, no
Should be taken as limiting.
Embodiment one
A kind of spring for automobile band steel and preparation method thereof, comprises the following steps:
S1, in blast furnace add ferrum carry out melting, after ferrum is smelted into molten iron using " catch carbon method " smelt, make in ferrum
Oxygen content reduces;
S2, sequentially add after ferrum is melted into solution 5.1 parts of carbon, 11 parts of silicon, 0.7 part violent, 1 part of copper, 0.25 part of phosphorus,
0.25 part of sulfur and 3.5 parts of chromium are simultaneously carried out uniform stirring and form it into metal mixed liquid so as to be reached more preferably with ferrum degrees of fusion;
S3, then continue to add 3.5 parts of nickel, 1.5 parts of zinc, 1 part of silver, 2.1 parts of polypropylene and 0.15 part of antioxidant, and to it
Carry out uniform stirring;
S4, the steel melt water smelted are to going out, and it is cast, using air water atomization cooling, control while casting
Make rational pulling rate;
S5, by control temperature realize low overheat casting, cooling complete after carry out out bundle, check before opening bundle and roll
Roller and guide and guard, the temperature control opening bundle is at 100 degree about, it is to avoid surface tear and the situation of wrong groove in band steel, can obtain
Finished product.
Embodiment two
A kind of spring for automobile band steel and preparation method thereof, comprises the following steps:
S1, in blast furnace add ferrum carry out melting, after ferrum is smelted into molten iron using " catch carbon method " smelt, make in ferrum
Oxygen content reduces;
S2, sequentially add after ferrum is melted into solution 5.5 parts of carbon, 13.5 parts of silicon, 0.85 part violent, 2 parts of copper, 0.3 part of phosphorus,
0.3 part of sulfur and 4.5 parts of chromium are simultaneously carried out uniform stirring and form it into metal mixed liquid so as to be reached more preferably with ferrum degrees of fusion;
S3, then continue to add 4.5 parts of nickel, 5 parts of zinc, 1.4 parts of silver, 2.65 parts of polypropylene and 0.2 part of antioxidant, and to it
Carry out uniform stirring;
S4, the steel melt water smelted are to going out, and it is cast, using air water atomization cooling, control while casting
Make rational pulling rate;
S5, by control temperature realize low overheat casting, cooling complete after carry out out bundle, check before opening bundle and roll
Roller and guide and guard, the temperature control opening bundle is at 100 degree about, it is to avoid surface tear and the situation of wrong groove in band steel, can obtain
Finished product.
Embodiment three
A kind of spring for automobile band steel and preparation method thereof, comprises the following steps:
S1, the preparation of spring for automobile band steel:Add ferrum and carry out melting in blast furnace, adopt after ferrum is smelted into molten iron
" catch carbon method " smelts, and so that the oxygen content in ferrum is reduced;
S2, sequentially add after ferrum is melted into solution 5.9 parts of carbon, 16 parts of silicon, 1 part violent, 2.5 parts of copper, 0.35 part of phosphorus,
0.35 part of sulfur and 5.5 parts of chromium are simultaneously carried out uniform stirring and form it into metal mixed liquid so as to be reached more preferably with ferrum degrees of fusion;
S3, then continue to add 5.5 parts of nickel, 2.5 parts of zinc, 1.8 parts of silver, 3.2 parts of polypropylene and 0.25 part of antioxidant, and right
It carries out uniform stirring;
S4, the steel melt water smelted are to going out, and it is cast, using air water atomization cooling, control while casting
Make rational pulling rate;
S5, by control temperature realize low overheat casting, cooling complete after carry out out bundle, check before opening bundle and roll
Roller and guide and guard, the temperature control opening bundle is at 100 degree about, it is to avoid surface tear and the situation of wrong groove in band steel, can obtain
Finished product.
Typical case:
Certain automobile brand, adopt when making on automobile hanging chassis for existing spring flat steel as primary raw material, though
So reduce the Chen Chengben of processing, but the impact but causing in the traveling in later stage for this brand automobile, buy in client
After this brand automobile traveling in atrocious weather and severe road conditions, the suspension chassis of automobile occurs rusty stain and quilt
The situation of corrosion, can cause vehicle traveling accident after long-time traveling;
This automobile brand, employs this after receiving the existing spring flat steel of consumer feedback and using when institute's produced problem
The spring flat steel providing in invention, and allow test man to this after automobile production out to test the quality of this spring flat steel
Automobile carries out long-duration driving, and in atrocious weather and the severe enterprising every trade of road conditions sail, a stage test it
It is observed afterwards and to spring flat steel, test man does not detect this spring flat steel and rusty stain and the situation being corroded.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (3)
1. a kind of spring for automobile band steel is it is characterised in that include following component:
Carbon 5.1-5.9 part, silicon 11-16 part, violent 0.7-1 part, copper 1-2.5 part, phosphorus 0.25-0.35 part, sulfur 0.25-0.35 part, chromium
3.5-5.5 part, nickel 3.5-5.5 part, zinc 1.5-2.5 part, silver-colored 1-1.8 part, polypropylene 2.1-3.2 part, antioxidant 0.15-0.25
Part, remaining is ferrum.
2. a kind of spring for automobile band steel according to claim 1 it is characterised in that:Including following component;
5.5 parts of carbon, 13.5 parts of silicon, violent 0.85 part, 2 parts of copper, 0.3 part of phosphorus, 0.3 part of sulfur, 4.5 parts of chromium, 4.5 parts of nickel, 2 parts of zinc, silver
1.4 parts, 2.65 parts of polypropylene, 0.2 part of antioxidant, remaining be ferrum.
3. a kind of spring for automobile band steel according to claim 1 manufacture method it is characterised in that:Walk including following
Suddenly:
S1, in blast furnace add ferrum carry out melting, after ferrum is smelted into molten iron using " catch carbon method " smelt, so that the oxygen in ferrum is contained
Amount reduces;
S2, sequentially add that 5.1-5.9 part carbon, 11-16 part silicon, 0.7-1 part is violent after ferrum is melted into solution, 1-2.5 part copper,
0.25-0.35 part phosphorus, 0.25-0.35 part sulfur and 3.5-5.5 part chromium simultaneously carry out uniform stirring and form it into metal mixed liquid, make
It is reached more preferably with ferrum degrees of fusion;
S3, then continue to add 3.5-5.5 part nickel, 1.5-2.5 part zinc, 1-1.8 part silver, 2.1-3.2 part polypropylene and 0.15-
0.25 part of antioxidant, and uniform stirring is carried out to it;
S4, the steel melt water smelted are to going out, and it is cast, and using air water atomization cooling while casting, control and close
The pulling rate of reason;
S5, by control temperature realize low overheat casting, cooling complete after carry out out bundle, checked before opening bundle roll and
Guide and guard, the temperature control opening bundle is at 100 degree about, it is to avoid surface tear and the situation of wrong groove in band steel, can obtain finished product.
Priority Applications (1)
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CN201610778166.5A CN106399826A (en) | 2016-08-30 | 2016-08-30 | Spring flat steel for automobile and manufacturing method of spring flat steel |
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CN201610778166.5A CN106399826A (en) | 2016-08-30 | 2016-08-30 | Spring flat steel for automobile and manufacturing method of spring flat steel |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109369102A (en) * | 2018-11-16 | 2019-02-22 | 连云港市建筑设计研究院有限责任公司 | A kind of tubular pole production method that anticorrosion ability is good |
CN111945037A (en) * | 2020-08-20 | 2020-11-17 | 山东沃丰新材料有限公司 | Antibacterial color aluminum plate and production process thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1487099A (en) * | 2003-07-30 | 2004-04-07 | 青岛钢铁控股集团有限责任公司 | Technological process of making flat spring steel for automobile |
CN105579595A (en) * | 2013-10-11 | 2016-05-11 | 贝卡尔特公司 | High tensile strength steel wire |
CN105886942A (en) * | 2016-06-21 | 2016-08-24 | 安庆市灵宝机械有限责任公司 | High-tungsten wear-resistant alloy steel |
-
2016
- 2016-08-30 CN CN201610778166.5A patent/CN106399826A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1487099A (en) * | 2003-07-30 | 2004-04-07 | 青岛钢铁控股集团有限责任公司 | Technological process of making flat spring steel for automobile |
CN105579595A (en) * | 2013-10-11 | 2016-05-11 | 贝卡尔特公司 | High tensile strength steel wire |
CN105886942A (en) * | 2016-06-21 | 2016-08-24 | 安庆市灵宝机械有限责任公司 | High-tungsten wear-resistant alloy steel |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109369102A (en) * | 2018-11-16 | 2019-02-22 | 连云港市建筑设计研究院有限责任公司 | A kind of tubular pole production method that anticorrosion ability is good |
CN111945037A (en) * | 2020-08-20 | 2020-11-17 | 山东沃丰新材料有限公司 | Antibacterial color aluminum plate and production process thereof |
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Application publication date: 20170215 |