CN112730791A - Hydrogenation ware stainless steel build-up welding layer hydrogen peeling test system - Google Patents
Hydrogenation ware stainless steel build-up welding layer hydrogen peeling test system Download PDFInfo
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- CN112730791A CN112730791A CN202011588816.2A CN202011588816A CN112730791A CN 112730791 A CN112730791 A CN 112730791A CN 202011588816 A CN202011588816 A CN 202011588816A CN 112730791 A CN112730791 A CN 112730791A
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- 238000012360 testing method Methods 0.000 title claims abstract description 71
- 239000001257 hydrogen Substances 0.000 title claims abstract description 34
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 34
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 23
- 239000010935 stainless steel Substances 0.000 title claims abstract description 23
- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 22
- 238000003466 welding Methods 0.000 title description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 46
- 239000007789 gas Substances 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims 5
- 150000002431 hydrogen Chemical class 0.000 abstract description 5
- 239000011261 inert gas Substances 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
- G01N33/207—Welded or soldered joints; Solderability
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Abstract
The invention discloses a hydrogen stripping test system for a stainless steel surfacing layer of a hydrogenation reactor, and relates to the technical field of test tools. The invention comprises a main body structure, a buffer structure, an air exhaust structure, a first inflation structure, a second inflation structure, an exhaust structure and a control structure, wherein the main body structure comprises a test box, bearing seats, a heating furnace, a heating coil and a heating block, the test box is of a hollow structure, the upper surfaces of the bearing seats are welded with the lower surface of the test box, the heating furnace is arranged in the test box, the heating furnace is of a hollow structure, the heating coil is arranged in the heating furnace, and the lower surface of the heating block is connected with the upper surface of the heating coil. The first hand wheel and the second hand wheel are arranged, the first hand wheel controls the first valve and mainly controls the introduction of inert gas, the second hand wheel controls the second valve, the second inflation tube mainly controls the injection of hydrogen, and the inflow of gas can be controlled well and leakage is prevented through valve control.
Description
Technical Field
The invention belongs to the technical field of testing tools, and particularly relates to a hydrogenation reactor stainless steel build-up welding layer hydrogen stripping testing system.
Background
After the hot wall hydrogenation reactor is used for a certain period of time, the phenomenon that a well-manufactured build-up layer is locally separated from a main body is detected and found, namely, the build-up layer is stripped.
A hydrogenation ware stainless steel build-up welding layer hydrogen under prior art peels off test system has the volume of adding hydrogen and is difficult to control and leak easily, does not cushion shock-resistant structure well and exhaust structure shortcoming such as not perfect enough, for this reason we provide a hydrogenation ware stainless steel build-up welding layer hydrogen and peels off test system.
Disclosure of Invention
The invention aims to provide a hydrogen stripping test system for a stainless steel surfacing layer of a hydrogenation reactor, which solves the problems that the existing hydrogen adding amount is difficult to control and easy to leak, a good buffering anti-seismic structure is not provided, and an exhaust structure is not perfect.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a hydrogen stripping test system for a stainless steel surfacing layer of a hydrogenation reactor, which comprises a main body structure, a buffer structure, an air exhaust structure, a first inflation structure, a second inflation structure, an exhaust structure and a control structure, wherein the main body structure comprises a test box, bearing seats, a heating furnace, a heating coil and a heating block, the test box is of a hollow structure, the upper surfaces of the bearing seats are welded with the lower surface of the test box, the heating furnace is arranged in the test box, the heating furnace is of a hollow structure, the heating coil is arranged in the heating furnace, the lower surface of the heating block is connected with the upper surface of the heating coil, the buffer structure comprises connecting columns, pressing blocks and buffer springs, the upper surfaces of the connecting columns are respectively welded with the lower surfaces of the bearing seats, the upper surfaces of the pressing blocks are respectively connected with the lower surfaces of the connecting columns, and the upper surfaces of, the air exhaust structure comprises an air exhaust port, an air exhaust pipe and a vacuum pump, the air exhaust port is arranged on the peripheral side surface of the test box, one side surface of the vacuum pump is connected with one side surface of the air exhaust pipe, the first inflation structure comprises a first inflation pipe, a first connecting pipe, a first valve and an air inlet pipe, the first inflation pipe is arranged in the test box, the lower surface of the first connecting pipe is connected with the upper surface of the first inflation pipe, the lower surface of the first valve is connected with the upper surface of the first connecting pipe, the upper surface of the first valve is connected with the lower surface of the air inlet pipe, the second inflation structure comprises a second inflation pipe, a second connecting pipe, a second valve and an air inlet L-shaped pipe, the second inflation pipe is arranged in the test box, the lower surface of the second connecting pipe is connected with the upper surface of the second inflation pipe, and the lower surface of the second valve, the utility model discloses a test box, including first valve upper surface, blast pipe and safety valve, the exhaust structure includes blast pipe and safety valve, the blast pipe sets up inside the test box, the safety valve is installed in the blast pipe upper surface, the control structure includes control panel and display screen, the control panel sets up in the test box upper surface, the display screen sets up in the control panel upper surface, and wherein, the quantity of bearing the seat is two, bears the weight that the seat bore the device, and the quantity of spliced pole is two, and the quantity of briquetting is two, and the quantity of buffer spring is two, and buffer spring cooperation briquetting is pushed down buffer spring, and buffer spring resets and sends elasticity and reduce the shaking force.
Preferably, the main structure further comprises a sample, the sample is arranged on the upper surface of the heating block, the sample is a stainless steel plate with a surfacing layer, and the sample is an evaluation test plate obtained from a surfacing welding process.
Preferably, the buffer structure further comprises a bearing pipe, the bearing pipes are hollow structures, the buffer springs are respectively arranged inside the bearing pipes, the number of the bearing pipes is two, and the bearing pipes are used for installing the buffer springs and bearing the pressure of the device.
Preferably, one side surface of the exhaust tube is connected with the peripheral side surface of the test box, the position of the exhaust tube is matched with that of the exhaust port, and the test box is vacuumized by using a vacuum pump through the exhaust port and the exhaust tube.
Preferably, the first inflation structure further comprises a first hand wheel, the first hand wheel is mounted on one side surface of the first valve, and the first hand wheel controls the flow of the first valve through rotation.
Preferably, the second inflation structure further comprises a second hand wheel mounted to a side surface of the second valve, the second hand wheel controlling the flow of the second valve by rotation.
Preferably, the exhaust structure further comprises an outlet pipe, the outlet pipe is mounted on the peripheral side surface of the exhaust pipe, the outlet pipe is mainly used for removing hydrogen, and the hydrogen is dangerous because of being extremely flammable, so that the hydrogen needs to be separately exhausted.
Preferably, the control structure further comprises a plurality of control keys arranged on the surface of one side of the control panel, wherein the number of the control keys is five, and the control keys mainly control heating and vacuum environment manufacturing.
The invention has the following beneficial effects:
1. the first hand wheel and the second hand wheel are arranged, the first hand wheel controls the first valve and mainly controls the introduction of inert gas, the second hand wheel controls the second valve, the second inflation tube mainly controls the injection of hydrogen, and the inflow of gas can be controlled well and leakage is prevented through valve control.
2. The invention is provided with the exhaust pipe specially for exhausting the hydrogen because the hydrogen is extremely combustible gas and is dangerous, and the hydrogen can be reused.
3. When the test box is used for carrying out an experiment, in order to prevent the influence of vibration on an experiment result, the pressing block is arranged at the bottom of the test box and connected with the buffer spring, and when the test box is vibrated, the pressing block presses the buffer spring, so that the buffer spring generates a force opposite to the direction of the vibration force to reduce the vibration force, and the stability of the test is ensured.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a hydrogenation reactor stainless steel surfacing layer hydrogen stripping test system according to the present invention;
FIG. 2 is a schematic front view of a hydrogen stripping test system for a stainless steel weld overlay of a hydrogenation reactor according to the present invention;
FIG. 3 is a schematic isometric side view of a hydrogenation reactor stainless steel weld overlay hydrogen strip test system according to the present invention;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 2 in accordance with the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at B in accordance with the present invention;
FIG. 6 is an enlarged view of a portion of the invention at C of FIG. 4;
FIG. 7 is an enlarged view of a portion of FIG. 1 at D according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100. a body structure; 110. a test box; 120. a bearing seat; 130. heating furnace; 140. a heating coil; 150. a heating block; 160. a sample; 200. a buffer structure; 210. connecting columns; 220. briquetting; 230. a buffer spring; 240. a load bearing tube; 300. an air extraction structure; 310. an air extraction opening; 320. an air exhaust pipe; 330. a vacuum pump; 400. a first inflatable structure; 410. a first gas-filled tube; 420. a first connecting pipe; 430. a first valve; 440. an air inlet pipe; 450. a first hand wheel; 500. a second inflatable structure; 510. a second gas-filled tube; 520. a second connecting pipe; 530. a second valve; 540. an air inlet L-shaped pipe; 550. a second hand wheel; 600. an exhaust structure; 610. an exhaust pipe; 620. a safety valve; 630. an air outlet pipe; 700. a control structure; 710. a control panel; 720. a display screen; 730. and controlling the keys.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", "lower", "around", and the like, indicate orientations or positional relationships, are used merely to facilitate the description of the present invention and to simplify the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1-7, the present invention is a hydrogen stripping testing system for a stainless steel overlay welding layer of a hydrogenation reactor, comprising a main body structure 100, a buffer structure 200, an air-extracting structure 300, a first air-filling structure 400, a second air-filling structure 500, an air-discharging structure 600 and a control structure 700, wherein the main body structure 100 comprises a testing box 110, a bearing seat 120, a heating furnace 130, a heating coil 140 and a heating block 150, the testing box 110 is of a hollow structure, the upper surfaces of the bearing seats 120 are all welded to the lower surface of the testing box 110, the heating furnace 130 is installed inside the testing box 110, the heating furnace 130 is of a hollow structure, the heating coil 140 is installed inside the heating furnace 130, the lower surface of the heating block 150 is connected to the upper surface of the heating coil 140, the buffer structure 200 comprises connecting columns 210, pressing blocks 220 and buffer springs 230, the upper surfaces of the connecting columns 210 are respectively welded to the lower, the upper surfaces of the buffer springs 230 are respectively connected with the lower surfaces of the pressing blocks 220, the air-extracting structure 300 includes an air-extracting opening 310, an air-extracting pipe 320 and a vacuum pump 330, the air-extracting opening 310 is disposed on the peripheral side of the test box 110, one side surface of the vacuum pump 330 is connected with one side surface of the air-extracting pipe 320, the first air-filling structure 400 includes a first air-filling pipe 410, a first connecting pipe 420, a first valve 430 and an air-inlet pipe 440, the first air-filling pipe 410 is disposed inside the test box 110, the lower surface of the first connecting pipe 420 is connected with the upper surface of the first connecting pipe 420, the upper surface of the first valve 430 is connected with the lower surface of the air-inlet pipe 440, the second air-filling structure 500 includes a second air-filling pipe 510, a second connecting pipe 520, a second valve 530 and an air-inlet L-shaped pipe 540, the second air-filling pipe 510 is disposed inside the test box 110, the lower surface of the second valve 530 is connected to the upper surface of the second connection pipe 520, the upper surface of the second valve 530 is connected to the lower surface of the inlet L-shaped pipe 540, the exhaust structure 600 includes an exhaust pipe 610 and a safety valve 620, the exhaust pipe 610 is disposed inside the test box 110, the safety valve 620 is mounted on the upper surface of the exhaust pipe 610, the control structure 700 includes a control board 710 and a display screen 720, the control board 710 is disposed on the upper surface of the test box 110, the display screen 720 is disposed on the upper surface of the control board 710, wherein the number of the bearing seats 120 is two, the bearing seats 120 bear the weight of the device, the number of the connection columns 210 is two, the number of the pressing blocks 220 is two, the number of the buffer springs 230 is two, the connection columns 210 cooperate with the pressing.
Further, the main body structure 100 further includes a sample 160, the sample 160 is disposed on the upper surface of the heating block 150, the sample 160 is a stainless steel plate containing a build-up welding layer, and the sample 160 is an evaluation test plate obtained from a build-up welding process.
Further, the buffer structure 200 further includes a plurality of bearing pipes 240, each of the plurality of bearing pipes 240 is a hollow structure, the plurality of buffer springs 230 are respectively disposed inside the plurality of bearing pipes 240, wherein the number of the bearing pipes 240 is two, and the bearing pipes 240 are used for installing the buffer springs 230 and bearing the pressure of the device.
Further, one side surface of the suction pipe 320 is connected to the peripheral side surface of the test chamber 110 at a position corresponding to the suction port 310, and the test chamber 110 is vacuumed by using the vacuum pump 330 through the suction port 310 and the suction pipe 320.
Further, the first inflation structure 400 further includes a first hand wheel 450, the first hand wheel 450 is mounted on a side surface of the first valve 430, and the first hand wheel 450 controls the flow of the first valve 430 by rotating.
Further, the second inflation structure 500 further includes a second handwheel 550, the second handwheel 550 is mounted on a side surface of the second valve 530, and the second handwheel 550 controls the flow of the second valve 530 by rotating.
Further, the exhaust structure 600 further includes an outlet pipe 630, the outlet pipe 630 is installed on the peripheral side surface of the exhaust pipe 610, and the outlet pipe 630 is mainly used for removing hydrogen, which is dangerous because hydrogen is a very flammable gas and needs to be separately exhausted.
Further, the control structure 700 further includes control buttons 730, and the control buttons 730 are disposed on a side surface of the control board 710, wherein the number of the control buttons 730 is five, and the control buttons 730 mainly control heating and vacuum environment manufacturing.
Example two:
referring to fig. 1-7, the present invention is a system for testing hydrogen peeling of a stainless steel overlay of a hydrogenation reactor, and the method of using the system comprises: when the device is used, a person puts the processed sample 160 on the heating block 150, opens the heating furnace 130 through the control button 730, heats uniformly, detects the temperature equalizing condition of the sample 160 regularly, cooperates with the first inflation tube 410 through the vacuum pump 330, repeatedly vacuumizes and fills inert gas for at least three cycles to reduce the oxygen content in the device, cooperates with the air inlet L-shaped tube 540 through the second inflation tube 510 to fill nitrogen for pressure test, vacuumizes and fills inert gas again, refills hydrogen through the second inflation tube 510, heats to a high temperature, keeps the state for 48 hours, and conducts the test.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a hydrogenation ware stainless steel build-up layer hydrogen peels off test system, includes major structure (100), buffer structure (200), air exhaust structure (300), first inflatable structure (400), second inflatable structure (500), exhaust structure (600) and control structure (700), its characterized in that: the main body structure (100) comprises a test box (110), a bearing seat (120), a heating furnace (130), a heating coil (140) and a heating block (150), wherein the test box (110) is of a hollow structure, the upper surface of the bearing seat (120) is welded with the lower surface of the test box (110), the heating furnace (130) is installed inside the test box (110), the heating furnace (130) is of a hollow structure, the heating coil (140) is arranged inside the heating furnace (130), the lower surface of the heating block (150) is connected with the upper surface of the heating coil (140), the buffer structure (200) comprises a connecting column (210), a pressing block (220) and a buffer spring (230), the upper surface of the connecting column (210) is welded with the lower surface of the bearing seat (120) respectively, and the upper surface of the pressing block (220) is connected with the lower surfaces of the connecting column (210) respectively, the upper surfaces of the buffer springs (230) are respectively connected with the lower surfaces of the pressing blocks (220), the air pumping structure (300) comprises an air pumping hole (310), an air pumping pipe (320) and a vacuum pump (330), the air pumping hole (310) is arranged on the peripheral side surface of the test box (110), one side surface of the vacuum pump (330) is connected with one side surface of the air pumping pipe (320), the first air charging structure (400) comprises a first air charging pipe (410), a first connecting pipe (420), a first valve (430) and an air inlet pipe (440), the first air charging pipe (410) is arranged inside the test box (110), the lower surface of the first connecting pipe (420) is connected with the upper surface of the first air charging pipe (410), the lower surface of the first valve (430) is connected with the upper surface of the first connecting pipe (420), and the upper surface of the first valve (430) is connected with the lower surface of the air inlet pipe (440), the second inflation structure (500) comprises a second inflation tube (510), a second connecting tube (520), a second valve (530) and an air inlet L-shaped tube (540), the second inflation tube (510) is arranged inside the test box (110), the lower surface of the second connecting tube (520) is connected with the upper surface of the second inflation tube (510), the lower surface of the second valve (530) is connected with the upper surface of the second connecting tube (520), the upper surface of the second valve (530) is connected with the lower surface of the air inlet L-shaped tube (540), the exhaust structure (600) comprises an exhaust tube (610) and a safety valve (620), the exhaust tube (610) is arranged inside the test box (110), the safety valve (620) is arranged on the upper surface of the exhaust tube (610), the control structure (700) comprises a control panel (710) and a display screen (720), the control panel (710) is arranged on the upper surface of the test box (110), the display screen (720) is arranged on the upper surface of the control panel (710).
2. The hydrogenation reactor stainless steel weld overlay hydrogen strip test system according to claim 1, wherein the main body structure (100) further comprises a test piece (160), and the test piece (160) is disposed on the upper surface of the heating block (150).
3. The hydrogenation reactor stainless steel weld overlay hydrogen peeling test system according to claim 1, wherein the buffer structure (200) further comprises a plurality of bearing tubes (240), each of the plurality of bearing tubes (240) is a hollow structure, and the plurality of buffer springs (230) are respectively disposed inside the plurality of bearing tubes (240).
4. The hydrogenation reactor stainless steel weld overlay hydrogen stripping test system according to claim 1, wherein one side surface of the gas extraction pipe (320) is connected with the peripheral side surface of the test box (110) and is adapted to the position of the gas extraction opening (310).
5. The hydrogenation reactor stainless steel weld overlay hydrogen stripping test system according to claim 1, wherein the first inflation structure (400) further comprises a first hand wheel (450), and the first hand wheel (450) is mounted on one side surface of the first valve (430).
6. The hydrogenation reactor stainless steel weld overlay hydrogen stripping test system according to claim 1, wherein the second inflation structure (500) further comprises a second hand wheel (550), and the second hand wheel (550) is installed on one side surface of the second valve (530).
7. The hydrogenation reactor stainless steel weld overlay hydrogen peeling test system as recited in claim 1, wherein the gas outlet structure (600) further comprises a gas outlet pipe (630), and the gas outlet pipe (630) is installed on the peripheral side surface of the gas outlet pipe (610).
8. The system for testing hydrogen stripping of a stainless steel weld overlay of a hydrogenation reactor according to claim 1, wherein the control structure (700) further comprises control keys (730), and a plurality of the control keys (730) are disposed on a side surface of the control board (710).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011588816.2A CN112730791A (en) | 2020-12-29 | 2020-12-29 | Hydrogenation ware stainless steel build-up welding layer hydrogen peeling test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011588816.2A CN112730791A (en) | 2020-12-29 | 2020-12-29 | Hydrogenation ware stainless steel build-up welding layer hydrogen peeling test system |
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| Publication Number | Publication Date |
|---|---|
| CN112730791A true CN112730791A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011588816.2A Pending CN112730791A (en) | 2020-12-29 | 2020-12-29 | Hydrogenation ware stainless steel build-up welding layer hydrogen peeling test system |
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| CN (1) | CN112730791A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4363952A (en) * | 1979-02-09 | 1982-12-14 | Japan Steel Works, Ltd. | Welding method for stainless steel weld overlay |
| US5164271A (en) * | 1990-03-13 | 1992-11-17 | The Japan Steel Works Ltd. | Overlaid stainless clad steels with improved resistance to hydrogen induced disbonding |
| CN104897490A (en) * | 2014-12-02 | 2015-09-09 | 浙江工业大学 | Dynamic testing apparatus and testing method for high-pressure hydrogen permeation |
| CN106018119A (en) * | 2016-07-18 | 2016-10-12 | 西安交通大学 | Stretching stress testing machine used in high-temperature and high-pressure hydrogen environment |
| CN107764729A (en) * | 2017-11-25 | 2018-03-06 | 江苏容大材料腐蚀检验有限公司 | A kind of hydrogen induced cracking (HIC) experimental provision |
| CN208700568U (en) * | 2018-08-16 | 2019-04-05 | 青海黄河上游水电开发有限责任公司新能源分公司 | The purification devices of ultra-pure hydrogen in production of polysilicon |
| CN212122073U (en) * | 2020-05-19 | 2020-12-11 | 江苏安全技术职业学院 | Novel laser welding device |
-
2020
- 2020-12-29 CN CN202011588816.2A patent/CN112730791A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4363952A (en) * | 1979-02-09 | 1982-12-14 | Japan Steel Works, Ltd. | Welding method for stainless steel weld overlay |
| US5164271A (en) * | 1990-03-13 | 1992-11-17 | The Japan Steel Works Ltd. | Overlaid stainless clad steels with improved resistance to hydrogen induced disbonding |
| CN104897490A (en) * | 2014-12-02 | 2015-09-09 | 浙江工业大学 | Dynamic testing apparatus and testing method for high-pressure hydrogen permeation |
| CN106018119A (en) * | 2016-07-18 | 2016-10-12 | 西安交通大学 | Stretching stress testing machine used in high-temperature and high-pressure hydrogen environment |
| CN107764729A (en) * | 2017-11-25 | 2018-03-06 | 江苏容大材料腐蚀检验有限公司 | A kind of hydrogen induced cracking (HIC) experimental provision |
| CN208700568U (en) * | 2018-08-16 | 2019-04-05 | 青海黄河上游水电开发有限责任公司新能源分公司 | The purification devices of ultra-pure hydrogen in production of polysilicon |
| CN212122073U (en) * | 2020-05-19 | 2020-12-11 | 江苏安全技术职业学院 | Novel laser welding device |
Non-Patent Citations (1)
| Title |
|---|
| 邹德敬 等: "热壁加氢反应器堆焊层氢剥离试验", 《辽宁化工》 * |
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Application publication date: 20210430 |