CN106834896A - A kind of skeleton strengthens steel forging - Google Patents
A kind of skeleton strengthens steel forging Download PDFInfo
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- CN106834896A CN106834896A CN201611223642.3A CN201611223642A CN106834896A CN 106834896 A CN106834896 A CN 106834896A CN 201611223642 A CN201611223642 A CN 201611223642A CN 106834896 A CN106834896 A CN 106834896A
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- steel forging
- skeleton
- metallic matrix
- component
- strengthens steel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/10—Cast-iron alloys containing aluminium or silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/04—Cast-iron alloys containing spheroidal graphite
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/06—Cast-iron alloys containing chromium
- C22C37/08—Cast-iron alloys containing chromium with nickel
Abstract
The invention discloses a kind of skeleton enhancing steel forging, including skeleton and metallic matrix, the component of metallic matrix includes by weight percent：C：2.2 3.2%, B：0.1 0.3%, Si：1.1 1.6%, Mg：0.05 0.09%, Mn：1.2 2.2%, Ti：0.15 0.25%, Cr：3.2 4.5%, Mo：0.1 0.25%, Cu：0.3 0.4%, Ni：0.45 0.6%, Re：0.05 0.1%, V：0.1 0.4%, Zr：0.05 0.15%, Nb：0.1 0.18%, S≤0.02%, P≤0.02%, balance of Fe.The present invention proposes a kind of skeleton enhancing steel forging, and it has good wearability, corrosion resistance and impact resistance, and hardness is big, the advantages of being unlikely to deform.
Description
Technical field
The present invention relates to high-abrasive material technical field, more particularly to a kind of skeleton enhancing steel forging.
Background technology
Ball mill is one of widely used super-fine grinder machinery in industrial production.Ball mill steel forging is ball mill equipment grinding
Material medium, ablation is produced by the collision friction between ball mill steel forging, between steel forging and material, is important basis
Parts, especially accurate industry steel forging play great function in the national economic development.There is wearability, resistance in existing steel forging
Corrosivity and impact resistance difference problem, hardness are low, and yielding, these all influence the use of steel forging.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of skeleton enhancing steel forging, and it has good
Wearability, corrosion resistance and impact resistance, and hardness is big, the advantages of being unlikely to deform.
A kind of skeleton enhancing steel forging proposed by the present invention, including skeleton and metallic matrix, the component of metallic matrix press quality
Percentage includes：C：2.2-3.2%, B：0.1-0.3%, Si：1.1-1.6%, Mg：0.05-0.09%, Mn：1.2-2.2%,
Ti：0.15-0.25%, Cr：3.2-4.5%, Mo：0.1-0.25%, Cu：0.3-0.4%, Ni：0.45-0.6%, Re：0.05-
0.1%th, V：0.1-0.4%, Zr：0.05-0.15%, Nb：0.1-0.18%, S≤0.02%, P≤0.02%, balance of Fe.
In specific embodiment, in metallic matrix, the mass percent of C can also for 2.4%, 2.6%, 2.8%, 3%,
The mass percent of 3.1%, B can also for 0.12%, 0.14%, 0.15%, 0.16%, the mass percent of 0.18%, Si
Can also be 1.2%, 1.3%, 1.4%, the mass percent of 1.5%, Mg can also for 0.06%, 0.07%, 0.08%, Mn
Mass percent can also for 1.4%, 1.5%, 1.8%, 1.95%, 2%, the mass percent of 2.1%, Ti can also be
0.17%th, 0.19%, 0.2%, 0.22%, the mass percent of 0.24%, Cr can also for 3.4%, 3.6%, 3.8%,
4%th, 4.2%, the mass percent of 4.4%, Mo can also for 0.12%, 0.15%, 0.18%, 0.2%, 0.22%,
The mass percent of 0.24%, Cu can also for 0.32%, 0.34%, 0.35%, 0.37%, the quality percentage of 0.39%, Ni
Number can also be 0.48%, 0.5%, 0.52%, 0.55%, the mass percent of 0.58%, Re can also for 0.06%,
0.07%th, 0.08%, the mass percent of 0.09%, V can also for 0.15%, 0.2%, 0.25%, %, 0.3%,
0.35%th, the mass percent of 0.38%, Zr can also for 0.07%, 0.09%, 0.11%, 0.12%, the matter of 0.14%, Nb
Amount percentage can also be 0.11%, 0.12%, 0.13%, 0.14%, the mass percent of 0.16%, S can also for 0%,
0.05%th, 0.1%, 0.15%, the mass percent of 0.2%, P can also be 0%, 0.05%, 0.1%, 0.15%, 0.2%,
Balance of Fe.
Preferably, skeleton is spheroidal graphite cast-iron or high-chromium alloy.
Preferably, in the component of metallic matrix, the mass percent of Mo, Cu, Ni meets following relational expression：0.95%≤Mo
+ Cu+Ni≤1.15%.
Preferably, in the component of metallic matrix, C, B, Cr's meets relationship below：100×nC=500 × nB+50×
nCr- 0.1, wherein, nC、nB、nCrThe mass percent of C, B, Cr in the component of metallic matrix is represented respectively.
Preferably, in the component of metallic matrix, the mass percent of Si, Ti, Zr meets following relational expression：1.5%≤Si+
Ti+Zr≤1.8%.
Preferably, the component of metallic matrix includes by weight percent：C：2.4-3%, B：0.12-0.26%, Si：1.2-
1.5%th, Mg：0.06-0.08%, Mn：1.4-2%, Ti：0.17-0.22%, Cr：3.5-4.2%, Mo：0.12-0.22%,
Cu：0.32-0.38%, Ni：0.48-0.56%, Re：0.06-0.09%, V：0.15-0.35%, Zr：0.08-0.12%, Nb：
0.12-0.16%, S≤0.02%, P≤0.02%, balance of Fe.
Preferably, the component of metallic matrix includes by weight percent：C：2.7%th, B：0.22%th, Si：1.35%th, Mg：
0.07%th, Mn：1.75%th, Ti：0.21%th, Cr：3.95%th, Mo：0.16%th, Cu：0.36%th, Ni：0.51%th, Re：
0.075%th, V：0.25%th, Zr：0.11%th, Nb：0.15%th, S≤0.02%, P≤0.02%, balance of Fe.
The present invention is obtained using conventional fabrication process.
The present invention is cooperated by adding Mo, Cu, Ni, three, metallic matrix is had good quenching degree, with skeleton
It is well combined, is that there are skeleton enhancing steel forging excellent mechanical performances to lay a good foundation, it is to avoid property inside and outside skeleton enhancing steel forging occur
Can gap is excessive and the phenomenon such as cause to ftracture, deform；C coordinates with B, Cr, V, Zr, Nb, Mn, generates strong carbide, each strong carbonization
Thing forms the double carbide containing various alloying elements by dissolving other elements, and enhancing skeleton strengthens the hardness of steel forging, carries
Nucleation rate high, suppresses crystal grain and grows up, and improving skeleton strengthens the dislocation density of steel forging metal structure, improves the strong of skeleton enhancing steel forging
Degree, corrosion resistance and anti-wear performance, improving skeleton strengthens the mechanical stability of steel forging；Add Si, Ti, Zr and control it in metal
Content in matrix, coordinates with V, Mn, shows good deoxidation effect and desulfurized effect, and the quantity of shrinkage cavity shrinkage porosity substantially subtracts
Few, the metallographic structure in metallic matrix is finer and close, and improving skeleton strengthens the intensity and hardness of steel forging, then coordinates with Re, Mo, makes
Crystal grain refinement in skeleton enhancing steel forging, it is to avoid intercrystalline corrosion, improves the compactness of metallic matrix, is effectively improved in metallic matrix
The form of field trash, distribution, composition and property, destroy cellular dendrite structure, improve the form of carbide, and eutectic carbide is become
It is cotton-shaped to roll into a ball, carbide morphology is tended to rounding and refinement, by Dispersed precipitate, significantly improve the toughness of metallic matrix, intensity,
Hardness, corrosion resistance, impact resistance and hot-working character, make skeleton strengthen steel forging and are unlikely to deform.The present invention proposes a kind of bone
Frame strengthens steel forging, and it has good wearability, corrosion resistance and impact resistance, and hardness is big, the advantages of being unlikely to deform.
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of skeleton enhancing steel forging proposed by the present invention, including skeleton and metallic matrix, the component of metallic matrix press quality
Percentage includes：C：2.2%th, B：0.1%th, Si：1.1%th, Mg：0.09%th, Mn：1.2%th, Ti：0.25%th, Cr：3.2%th, Mo：
0.25%th, Cu：0.3%th, Ni：0.6%th, Re：0.05%th, V：0.4%th, Zr：0.15%th, Nb：0.18%th, S≤0.02%, P≤
0.02%, balance of Fe.
Embodiment 2
A kind of skeleton enhancing steel forging proposed by the present invention, including skeleton and metallic matrix, the component of metallic matrix press quality
Percentage includes：C：3.2%th, B：0.3%th, Si：1.6%th, Mg：0.05%th, Mn：2.2%th, Ti：0.15%th, Cr：4.5%th, Mo：
0.1%th, Cu：0.4%th, Ni：0.45%th, Re：0.1%th, V：0.1%th, Zr：0.05%th, Nb：0.1%th, S≤0.02%, P≤
0.02%, balance of Fe.
Embodiment 3
A kind of skeleton enhancing steel forging proposed by the present invention, including skeleton and metallic matrix, the component of metallic matrix press quality
Percentage includes：C：2.7%th, B：0.22%th, Si：1.35%th, Mg：0.07%th, Mn：1.75%th, Ti：0.21%th, Cr：
3.95%th, Mo：0.16%th, Cu：0.36%th, Ni：0.51%th, Re：0.075%th, V：0.25%th, Zr：0.11%th, Nb：0.15%th,
S≤0.02%, P≤0.02%, balance of Fe.
Embodiment 4
A kind of skeleton enhancing steel forging proposed by the present invention, including skeleton and metallic matrix, the component of metallic matrix press quality
Percentage includes：C：2.28%th, B：0.13%th, Si：1.25%th, Mg：0.08%th, Mn：1.45%th, Ti：0.22%th, Cr：
3.46%th, Mo：0.22%th, Cu：0.34%th, Ni：0.56%th, Re：0.06%th, V：0.34%th, Zr：0.08%th, Nb：0.15%th, S
≤ 0.02%, P≤0.02%, balance of Fe.
Embodiment 5
A kind of skeleton enhancing steel forging proposed by the present invention, including skeleton and metallic matrix, the component of metallic matrix press quality
Percentage includes：C：2.93%th, B：0.28%th, Si：1.46%th, Mg：0.06%th, Mn：1.85%th, Ti：0.18%th, Cr：
4.26%th, Mo：0.15%th, Cu：0.35%th, Ni：0.48%th, Re：0.09%th, V：0.18%th, Zr：0.12%th, Nb：0.12%th, S
≤ 0.02%, P≤0.02%, balance of Fe.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (7)
1. a kind of skeleton strengthens steel forging, it is characterised in that including skeleton and metallic matrix, and the component of metallic matrix presses quality percentage
Number includes：C：2.2-3.2%, B：0.1-0.3%, Si：1.1-1.6%, Mg：0.05-0.09%, Mn：1.2-2.2%, Ti：
0.15-0.25%, Cr：3.2-4.5%, Mo：0.1-0.25%, Cu：0.3-0.4%, Ni：0.45-0.6%, Re：0.05-
0.1%th, V：0.1-0.4%, Zr：0.05-0.15%, Nb：0.1-0.18%, S≤0.02%, P≤0.02%, balance of Fe.
2. skeleton strengthens steel forging according to claim 1, it is characterised in that skeleton is spheroidal graphite cast-iron or high-chromium alloy.
3. skeleton strengthens steel forging according to claim 1, it is characterised in that in the component of metallic matrix, the matter of Mo, Cu, Ni
Amount percentage meets following relational expression：0.95%≤Mo+Cu+Ni≤1.15%.
4. skeleton strengthens steel forging according to claim 1, it is characterised in that in the component of metallic matrix, the satisfaction of C, B, Cr
Relationship below：100×nC=500 × nB+50×nCr- 0.1, wherein, nC、nB、nCrRepresent C, B, Cr in metallic matrix respectively
Mass percent in component.
5. skeleton strengthens steel forging according to claim 1, it is characterised in that in the component of metallic matrix, the matter of Si, Ti, Zr
Amount percentage meets following relational expression：1.5%≤Si+Ti+Zr≤1.8%.
6. skeleton strengthens steel forging according to claim 1, it is characterised in that the component of metallic matrix is wrapped by weight percent
Include：C：2.4-3%, B：0.12-0.26%, Si：1.2-1.5%, Mg：0.06-0.08%, Mn：1.4-2%, Ti：0.17-
0.22%th, Cr：3.5-4.2%, Mo：0.12-0.22%, Cu：0.32-0.38%, Ni：0.48-0.56%, Re：0.06-
0.09%th, V：0.15-0.35%, Zr：0.08-0.12%, Nb：0.12-0.16%, S≤0.02%, P≤0.02%, it is balance of
Fe。
7. skeleton strengthens steel forging according to claim 6, it is characterised in that the component of metallic matrix is wrapped by weight percent
Include：C：2.7%th, B：0.22%th, Si：1.35%th, Mg：0.07%th, Mn：1.75%th, Ti：0.21%th, Cr：3.95%th, Mo：
0.16%th, Cu：0.36%th, Ni：0.51%th, Re：0.075%th, V：0.25%th, Zr：0.11%th, Nb：0.15%th, S≤0.02%,
P≤0.02%, balance of Fe.
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| CN201611223642.3A CN106834896A (en) | 2016-12-27 | 2016-12-27 | A kind of skeleton strengthens steel forging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108504921A (en) * | 2018-07-03 | 2018-09-07 | 宁波力古机械制造有限公司 | A kind of oil-free machine rotor seat and preparation method |
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| CN102443744A (en) * | 2011-12-05 | 2012-05-09 | 无锡市东方抗磨工程有限公司 | Interrupted quenching heat treatment process for high-medium carbon alloy steel |
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2016
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| SU1067074A1 (en) * | 1982-08-17 | 1984-01-15 | Научно-исследовательский институт автотракторных материалов | Cast iron |
| CN1100150A (en) * | 1993-09-09 | 1995-03-15 | 株洲市机械工业研究所 | Impact fatigue-resistant wear-proof alloy cast iron |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108504921A (en) * | 2018-07-03 | 2018-09-07 | 宁波力古机械制造有限公司 | A kind of oil-free machine rotor seat and preparation method |
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Application publication date: 20170613 |
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