CN211576900U - Novel stainless steel stress corrosion test equipment - Google Patents

Abstract

The utility model discloses a belong to the technical field of test device, specifically a novel stainless steel stress corrosion test equipment, including heated board, heated warehouses, reation kettle and coolant tank, the contact of the left and right inner wall of heated board the heated warehouses, the inner chamber bottom of heated warehouses is through bolt fixedly connected with heater, the top contact of heated warehouses the reation kettle, the contact of the right side wall of heated board the coolant tank, the right side wall of heated board is through bolt fixedly connected with control electronic box, this kind of novel stainless steel stress corrosion test equipment, add about half of the concentration of 42% magnesium chloride solution into the reation kettle of equipment, then put into reation kettle after the sample is deoiled, open the heater switch and heat, set for the temperature simultaneously, keep at the boiling temperature of +150 ℃ +/-2 ℃, can effectively accelerate the cycle of corroding, the device is convenient to apply to stainless steel stress corrosion tests, the test effect is good, and the test period is shortened.

Description

Novel stainless steel stress corrosion test equipment

Technical Field

The utility model relates to a test device technical field specifically is a novel stainless steel stress corrosion test equipment.

Background

Stainless steel is short for stainless acid-resistant steel, and steel grade which is resistant to weak corrosive media such as air, steam and water or has stainless property is called stainless steel.

Prior to the use of stainless steel, tests are optionally performed, which refers to trial and error operations to understand its performance or results, as opposed to experiments. It also refers to the practice of an activity in order to view the results of a thing or the performance of a thing, and is used during the course of the experiment.

The existing stainless steel contains a stress corrosion test in the test process, and the stress corrosion test is inconvenient to rapidly test because the corrosion process has certain periodicity and the corrosion period is slow, thus generating negative influence on the input use and the research and development period of the product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel stainless steel stress corrosion test equipment to current stainless steel that proposes in solving above-mentioned background art contains this item of stress corrosion test at experimental in-process, in carrying out stress corrosion test, has certain periodicity because of the corrosion process, and corrosion cycle is slower, has all produced negative influence, the quick test's of not being convenient for problem to the use and the research and development cycle of product.

In order to achieve the above object, the utility model provides a following technical scheme: a novel stainless steel stress corrosion test device comprises a heat insulation plate, a heating bin, a reaction kettle and a cooling water tank, wherein the left inner wall and the right inner wall of the heat insulation plate are contacted with the heating bin, the bottom of an inner cavity of the heating bin is fixedly connected with a heater through a bolt, the top of the heating bin is contacted with the reaction kettle, the right side wall of the heat insulation plate is contacted with the cooling water tank, the right side wall of the heat insulation plate is fixedly connected with a control electric box through a bolt, an electric output end of the control electric box is electrically connected with an input end of the heater through a lead, the top of the heat insulation plate is fixedly connected with a transverse plate through a bolt, the top of the transverse plate is fixedly connected with a frame through a bolt, a round hole is formed in the top of the frame, a condenser is connected with the inner part of the round hole through a flange, the bottom of the condenser, the output of main connection mouth and vice connector is connected with pipeline and cooling water piping respectively, cooling water piping's output with cooling water tank's inner chamber contact, the water pump has been placed to cooling water tank's inner chamber bottom, the output of pipeline and the input fixed connection of water pump.

Preferably, the bottom of the heat insulation board is fixedly connected with a base through a bolt, and the bottom of the base is fixedly connected with a bottom pad through a bolt.

Preferably, the heating chamber is filled with heating oil, and the heating oil is in contact with the heater.

Preferably, the inner cavity of the reaction kettle is filled with a magnesium chloride solution, and the magnesium chloride solution is contacted with the sample.

Preferably, the height of the magnesium chloride solution in the reaction kettle is not more than one half, and the concentration of the magnesium chloride solution is 42%.

Preferably, the temperature of the heater is controlled to be +150 ℃. + -. 2 ℃.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of novel stainless steel stress corrosion test equipment, through the combination application of accessory, add about half concentration in the reation kettle of equipment and be 42% magnesium chloride solution, then with the sample after the deoiling is handled, put into reation kettle, open heater switch and heat, set for the temperature simultaneously, keep at the boiling temperature of +150 ℃ +/-2 ℃, can effectively accelerate the cycle of corruption, be convenient for use in stainless steel stress corrosion test, experimental effectual, reduce experimental cycle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an internal schematic view of the present invention.

In the figure: 100 heat preservation plates, 110 bases, 120 control electric boxes, 130 transverse plates, 140 frames, 150 condensers, 160 cooling water pipelines, 200 heating bins, 210 heaters, 300 reaction kettles, 310 samples, 400 cooling water tanks and 410 water pumps.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a novel stainless steel stress corrosion test device, which can rapidly carry out corrosion test through the combined application of accessories, can timely observe the defects of cracks, damages and the like of stainless steel materials, please refer to fig. 1-2, and comprises an air chamber 1, a heat insulation board 100, a heating bin 200, a reaction kettle 300 and a cooling water tank 400;

referring to fig. 2 again, the bottom of the heat insulation board 100 is provided with a base 110, specifically, the right side wall of the heat insulation board 100 is fixedly connected with a control electric box 120 through a bolt, an electrical output end of the control electric box 120 is electrically connected with an input end of the heater 210 through a wire, the top of the heat insulation board 100 is fixedly connected with a transverse plate 130 through a bolt, the top of the transverse plate 130 is fixedly connected with a frame 140 through a bolt, the top of the frame 140 is provided with a round hole, the inside of the round hole is connected with a condenser 150 through a flange, the bottom of the condenser 150 is connected with the top of the reaction kettle 300, the right side wall of the condenser 150 is connected with a main connector and an auxiliary connector through flanges, the output ends of the main connector and the auxiliary connector are respectively connected with a pipeline and a cooling water pipeline 160, the;

referring to fig. 2 again, the left and right side walls of the heating chamber 200 contact the inside of the insulation board 100, specifically, the left and right inner walls of the insulation board 100 contact the heating chamber 200, and the bottom of the inner cavity of the heating chamber 200 is fixedly connected with a heater 210 through bolts;

referring to fig. 2 again, the bottom of the reaction kettle 300 is fixedly installed with the top of the heating chamber 200, specifically, the top of the heating chamber 200 contacts the reaction kettle 300;

referring to fig. 2 again, the top of the cooling water tank 400 is in contact with the pipeline and the cooling water pipeline 160, specifically, the right side wall of the heat insulation board 100 is in contact with the cooling water tank 400, the output end of the cooling water pipeline 160 is in contact with the inner cavity of the cooling water tank 400, a water pump is placed at the bottom of the inner cavity of the cooling water tank 400, and the output end of the pipeline is fixedly connected with the input end of the water pump 410;

when the test device is used specifically, firstly, about half of magnesium chloride solution with the concentration of 42% is added into a reaction kettle 300 of the device, then a sample 310 is put into the reaction kettle 300 after oil removal treatment, a switch of a heater 210 is turned on to heat, the temperature is set at the same time, the boiling temperature of +150 +/-2 ℃ is kept, the test period is 500 hours, after the test, the sample is taken out to be washed by deionized water and naturally air-dried, the drying time is at least 2 days, the corrosion condition is checked after the drying, and the rapid test can be effectively carried out.

Referring to fig. 2 again, in order to increase the heat transfer effect and prevent the heater 210 from being dried, specifically, the heating oil is filled in the inner cavity of the heating chamber 200, and the heating oil is in contact with the heater 210.

Referring to fig. 2 again, in order to achieve the corrosion test effect and prevent the excessive liquid, specifically, the cavity of the reaction kettle 300 is filled with the magnesium chloride solution, the magnesium chloride solution contacts the sample 310, the height of the magnesium chloride solution in the reaction kettle 300 is not more than one half, and the concentration of the magnesium chloride solution is 42%.

Referring again to fig. 2, in order to perform heating to achieve the purpose of sustaining high temperature, the experimental speed is increased, specifically, the temperature of the heater 210 is controlled to +150 ℃ ± 2 ℃.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. The utility model provides a novel stainless steel stress corrosion test equipment which characterized in that: the heat insulation board comprises a heat insulation board (100), a heating bin (200), a reaction kettle (300) and a cooling water tank (400), wherein the left inner wall and the right inner wall of the heat insulation board (100) are contacted with the heating bin (200), the bottom of an inner cavity of the heating bin (200) is fixedly connected with a heater (210) through a bolt, the top of the heating bin (200) is contacted with the reaction kettle (300), the right side wall of the heat insulation board (100) is contacted with the cooling water tank (400), the right side wall of the heat insulation board (100) is fixedly connected with a control electric box (120) through a bolt, the electrical output end of the control electric box (120) is electrically connected with the input end of the heater (210) through a lead, the top of the heat insulation board (100) is fixedly connected with a transverse board (130) through a bolt, the top of the transverse board (130) is fixedly connected, the inside of round hole has condenser (150) through flange joint, the bottom of condenser (150) with the top of reation kettle (300) is connected, the right side wall of condenser (150) has main connector and vice connector through flange joint, the output of main connector and vice connector is connected with pipeline and cooling water pipeline (160) respectively, the output of cooling water pipeline (160) with the inner chamber contact of cooling water tank (400), the water pump has been placed to the inner chamber bottom of cooling water tank (400), the output of pipeline and the input fixed connection of water pump (410).

2. The novel stainless steel stress corrosion test device according to claim 1, wherein: the bottom of the heat insulation board (100) is fixedly connected with a base (110) through bolts, and the bottom of the base (110) is fixedly connected with a bottom pad through bolts.

3. The novel stainless steel stress corrosion test device according to claim 1, wherein: the inner cavity of the heating bin (200) is filled with heating oil, and the heating oil is in contact with the heater (210).

4. The novel stainless steel stress corrosion test device according to claim 1, wherein: the inner cavity of the reaction kettle (300) is filled with a magnesium chloride solution, and the magnesium chloride solution is in contact with the sample (310).

5. The novel stainless steel stress corrosion test device of claim 4, wherein: the height of the magnesium chloride solution in the reaction kettle (300) is not more than half, and the concentration of the magnesium chloride solution is 42%.

6. The novel stainless steel stress corrosion test device according to claim 1, wherein: the temperature of the heater (210) is controlled to be +150 ℃ + -2 ℃.

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