Summary of the invention
The object of the present invention is to provide a kind of ocean goer high strength and corrosion resistant alloy plate and preparation method thereof, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 7 ~ 9%, tin 6 ~ 8%, manganese 3 ~ 5%, aluminium 20 ~ 30%, titanium 8 ~ 12%, silicon 3 ~ 4.4%, copper 35 ~ 45%, iron 0.1 ~ 0.5%.
As the further scheme of the present invention: be specifically made up of the material of following massfraction: nickel 8%, tin 7%, manganese 4%, aluminium 25%, titanium 12%, silicon 3.7%, copper 40%, iron 0.3%.
A preparation method for ocean goer high strength and corrosion resistant alloy plate, concrete preparation process is as follows:
(1) be placed in main frequency furnace according to proportioning by electrolytic copper, nickel, tin, manganese, be heated to 1200 ~ 1300 DEG C, melting 7 ~ 8h, be incubated to 1150 ~ 1200 DEG C until completely melted, soaking time is 2 ~ 3h;
(2) according to proportioning, aluminium, iron are added in above-mentioned alloy liquid, and fully stir alloy liquid to prevent alloy oxidation with graphite rod, be warming up to 1200 ~ 1250 DEG C, after melting 3 ~ 4h, be again incubated 1 ~ 2h;
(3) according to proportioning, silicon, titanium are added in the alloy liquid be incubated, again be warming up to 1250 ~ 1300 DEG C, again be incubated after melting 1 ~ 1.5h, soaking time 6 ~ 8h, with spectrograph, three composition inspections are carried out, to determine that its alloying constituent is within specialized range to the sample taken out in stove;
(4) adopt the mode of cast to water in corresponding mould the alloy liquid be up to the standards, shaping rear mold removal, is placed into alloy sheets in annealing furnace and carries out tempering, and tempering temperature is 600 ~ 800 DEG C, and the time is 3 ~ 4h;
(5) by after the alloy sheets naturally cooling after tempering, carry out mechanical workout, then carry out sanding and polishing according to the tolerance of product.
As the present invention's further scheme: the spectrograph in step (3) is Spike direct-reading spectrometer.
Compared with prior art, the invention has the beneficial effects as follows: ocean goer alloy sheets properties of the present invention more existing ocean goer alloy sheets performance is more excellent, its preparation process is simple, reduces work program, enhances productivity, and reduce production cost.
Embodiment
Below in conjunction with the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 7.5%, tin 8%, manganese 3%, aluminium 30%, titanium 12%, silicon 3%, copper 36%, iron 0.5%.
The preparation method of above-mentioned ocean goer high strength and corrosion resistant alloy plate, concrete preparation process is as follows:
(1) be placed in main frequency furnace according to proportioning by electrolytic copper, nickel, tin, manganese, be heated to 1200 ~ 1230 DEG C, melting 8h, be incubated to 1150 ~ 11170 DEG C until completely melted, soaking time is 3h;
(2) according to proportioning, aluminium, iron are added in above-mentioned alloy liquid, and fully stir alloy liquid to prevent alloy oxidation with graphite rod, be warming up to 1200 ~ 1230 DEG C, after melting 4h, be again incubated 2h;
(3) according to proportioning, silicon, titanium are added in the alloy liquid be incubated, again be warming up to 1250 ~ 1270 DEG C, again be incubated after melting 1.5h, soaking time 8h, with spectrograph, three composition inspections are carried out, to determine that its alloying constituent is within specialized range to the sample taken out in stove;
(4) adopt the mode of cast to water in corresponding mould the alloy liquid be up to the standards, shaping rear mold removal, is placed into alloy sheets in annealing furnace and carries out tempering, and tempering temperature is 600 ~ 700 DEG C, and the time is 4h;
(5) by after the alloy sheets naturally cooling after tempering, carry out mechanical workout, then carry out sanding and polishing according to the tolerance of product.
Embodiment 2
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 7%, tin 8%, manganese 3.5%, aluminium 28%, titanium 11%, silicon 4%, copper 32%, iron 0.5%.
The above-mentioned preparation method of ocean goer high strength and corrosion resistant alloy plate and the identical of embodiment 1.
Embodiment 3
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 7%, tin 7.5%, manganese 4%, aluminium 29%, titanium 11%, silicon 3%, copper 37%, iron 0.5%.
The above-mentioned preparation method of ocean goer high strength and corrosion resistant alloy plate and the identical of embodiment 1.
Embodiment 4
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 8%, tin 7%, manganese 4%, aluminium 27%, titanium 10%, silicon 3.7%, copper 40%, iron 0.3%.
The preparation method of above-mentioned ocean goer high strength and corrosion resistant alloy plate, concrete preparation process is as follows:
(1) be placed in main frequency furnace according to proportioning by electrolytic copper, nickel, tin, manganese, be heated to 1230 ~ 1270 DEG C, melting 7.5h, be incubated to 1170 ~ 11180 DEG C until completely melted, soaking time is 2.5h;
(2) according to proportioning, aluminium, iron are added in above-mentioned alloy liquid, and fully stir alloy liquid to prevent alloy oxidation with graphite rod, be warming up to 1220 ~ 1230 DEG C, after melting 3.5h, be again incubated 2h;
(3) according to proportioning, silicon, titanium are added in the alloy liquid be incubated, again be warming up to 1270 ~ 1280 DEG C, again be incubated after melting 1.5h, soaking time 7h, with spectrograph, three composition inspections are carried out, to determine that its alloying constituent is within specialized range to the sample taken out in stove;
(4) adopt the mode of cast to water in corresponding mould the alloy liquid be up to the standards, shaping rear mold removal, is placed into alloy sheets in annealing furnace and carries out tempering, and tempering temperature is 750 DEG C, and the time is 4h;
(5) by after the alloy sheets naturally cooling after tempering, carry out mechanical workout, then carry out sanding and polishing according to the tolerance of product.
Embodiment 5
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 8%, tin 7%, manganese 4%, aluminium 30%, titanium 10%, silicon 3.6%, copper 37%, iron 0.2%.
The above-mentioned preparation method of ocean goer high strength and corrosion resistant alloy plate and the identical of embodiment 4.
Embodiment 6
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 8%, tin 7%, manganese 4%, aluminium 24%, titanium 10%, silicon 3.5%, copper 43%, iron 0.5%.
The above-mentioned preparation method of ocean goer high strength and corrosion resistant alloy plate and the identical of embodiment 4.
Embodiment 7
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 9%, tin 6.5%, manganese 5%, aluminium 22%, titanium 8%, silicon 4.4%, copper 45%, iron 0.1%.
The preparation method of above-mentioned ocean goer high strength and corrosion resistant alloy plate, concrete preparation process is as follows:
(1) be placed in main frequency furnace according to proportioning by electrolytic copper, nickel, tin, manganese, be heated to 1200 ~ 1300 DEG C, melting 7 ~ 8h, be incubated to 1150 ~ 1200 DEG C until completely melted, soaking time is 2 ~ 3h;
(2) according to proportioning, aluminium, iron are added in above-mentioned alloy liquid, and fully stir alloy liquid to prevent alloy oxidation with graphite rod, be warming up to 1200 ~ 1250 DEG C, after melting 3 ~ 4h, be again incubated 1 ~ 2h;
(3) according to proportioning, silicon, titanium are added in the alloy liquid be incubated, again be warming up to 1250 ~ 1300 DEG C, again be incubated after melting 1 ~ 1.5h, soaking time 6 ~ 8h, with spectrograph, three composition inspections are carried out, to determine that its alloying constituent is within specialized range to the sample taken out in stove;
(4) adopt the mode of cast to water in corresponding mould the alloy liquid be up to the standards, shaping rear mold removal, is placed into alloy sheets in annealing furnace and carries out tempering, and tempering temperature is 600 ~ 800 DEG C, and the time is 3 ~ 4h;
(5) by after the alloy sheets naturally cooling after tempering, carry out mechanical workout, then carry out sanding and polishing according to the tolerance of product.
Embodiment 7
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 8.5%, tin 7%, manganese 5%, aluminium 23%, titanium 8%, silicon 4.3%, copper 44%, iron 0.2%.
The above-mentioned preparation method of ocean goer high strength and corrosion resistant alloy plate and the identical of embodiment 6.
Embodiment 8
Ocean goer high strength and corrosion resistant alloy plate, is made up of the material of following massfraction: nickel 9%, tin 6.5%, manganese 5%, aluminium 24%, titanium 8%, silicon 4.1%, copper 43%, iron 0.4%.
The above-mentioned preparation method of ocean goer high strength and corrosion resistant alloy plate and the identical of embodiment 6.
Comparative example 1
Existing common ocean goer alloy sheets, is made up of the material of following massfraction: nickel 7 ~ 9%, tin 6 ~ 8%, manganese 3 ~ 5%, aluminium 28 ~ 32%, copper 35 ~ 45%, iron 3 ~ 5%.。
The preparation method of existing ocean goer alloy sheets adopts method well known in the art to obtain.
The mechanical property of ocean goer high strength and corrosion resistant alloy plate provided by the invention and existing ocean goer alloy sheets is as shown in table 1.
Table 1
Wherein, erosion resistance is the corrosion speed in the synthetic sea water of 20 DEG C in temperature.
The ocean goer alloy sheets properties that the above embodiment of the present invention provides as can be seen from Table 1 is strengthened further compared with the performance of the alloy sheets of comparative example, and the performance of alloy sheets in embodiment 2 belongs to optimum.
Ocean goer alloy sheets provided by the invention, it adopts interpolation titanium appropriate on traditional alloy basis and element silicon, and the content of some elements of appropriate change, strengthen alloy sheets properties thus.And its preparation process is simple, reduces work program, enhance productivity, and reduce production cost.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.