Astm b117 testing quality control astm b117 testing, also known as a standard practice for operating salt spray fog, is used to analyze relative corrosion for specimens of metals and coated metals exposed to various simulated climatic conditions in a controlled environment. Any productmaterial that is exposed to the elements must be able to withstand corrosion. Astm b117 standard practice for operating salt spray fog apparatus, 2003. Salt spray testing is performed by placing samples in a test chamber designed in accordance with astm b117 and operated in accordance with the specified conditions in astm b117. Micom laboratories is pleased to announce that it now offers iso 9227 testing as part of its corrosion test services corrosion is the deterioration of a metal due to chemical interactions with its environment. Standard practice for operating salt spray fog apparatus the salt spray test and its use in ranking stainless steels, international stainless steel forum issf, 2008 03. A number in parentheses indicates the year of last. Since coatings can provide a high corrosion resistance through the intended life of the part in use, it is necessary to check corrosion resistance at an accelerated rate. Neutral salt spray uses 5% sodium chloride solution with a ph range of 6. This test can be used to test the relative resistance to corrosion of aluminium alloys when exposed to a changing climate of acetic acid salt spray, followed by air drying, followed by high humidity, all at an elevated temperature. Astm b117 salt fog and salt spray corrosion testing g2mt. To conclude, the salt spray test unfortunately has serious drawbacks.
This standard is issued under the fixed designation b. The astm d1654 is used as a final inspection test to determine the extent of rust creepage on your specimens. The astm b117 standard for operating a salt fog or salt spray cabinet, aka the salt spray or salt fog test, is a widely used corrosion test required by many companies and. Astm b117 testing quality control material testing lab. It is a destructive test, very scattered and not correlated with actual performance. Its use is internation and its provisions have been rewritten into the national standards of other countries, iso 9227 is the european derivative of this standard. Rather, it outlines the standard practice for operating salt spray fog.
B368 test method for copperaccelerated acetic acidsalt. Norma astm b117 pdf astm b is the most widely adopted standard for salt spray testing. In the case of astm b117 salt spray test, because of the complexity of the actual environment, it does not specify the astm b117 salt spray test hours required for the test of the sample. Nss test neutral salt spray neutraler salzspruhtest. This test is also referred to as a mastmaasis test. B117 11 standard practice for operating salt spray fog apparatus1 this standard is issued under the. The standard astm b117 or its equivalent cei 6006811 is used in this part to. B 117 97 standard practice for operating salt spray fog apparatus. The salt spray test and its use in ranking stainless steels.
The oldest and most wildly used cabinet test is astm b117 test method of salt spray fog testing, a test that introduces a spray in a closed chamber where some specimens are exposed at specific locations and angles. Astm b117 was the first internationally recognized salt spray standard, originally published. B368 test method for copperaccelerated acetic acid salt spray fog testing cass test. The concentration of the naclsolution has ranged from 3. What is written in the standard practice for operating salt spray fog apparatus. B 368 method for copper accelerated acetic acidsalt spray fog testing cass test2 d 609 practice for. This is an accelerated form for atmospheric corrosion testing.
Purportedly used as early as 1914 with roots in the national bureau of standards, and formalized as an astm b117 specification in 1939 by the american society for testing and materials astm. Salt spray test standards mainly include salt spray test standard iso 9227, astm b117 standard pdf, and gbt 2423. Astm b117 salt spray fog testing astm b117 is the oldest and most widely used of the salt spray cabinet tests. Astm b117 salt spray and salt fog testing astm b117 is an american standard that provides a controlled accelerated corrosive environment to evaluate the coatings or substrates corrosive resistance. B117 09 standard practice for operating salt spray fog apparatus, controlled corrosive environment, corrosive conditions, determining mass loss, salt spray fog exposure, accelerated aging testing salt spray fog testing, controlled testing conditionsenvironments, crevice corrosion, loading testsmetalsalloys, mass loss testing, pitting corrosion, salt spray fog testing. All bsi british standards available online in electronic and print formats.
We have run it several times and would be happy to answer any specific questions you may have. Astm international astm b117731979 standard method. Standard practice for operating salt spray fog apparatus1. B117 64 standard method of salt spray fog testing, 2. It is very similar to the astm standard astm b117 link by ed. Micom laboratories offers astm d3359 test as part of its coating test services. Salt spray salt fog astm b117 equilam north america.
Micom laboratories now offers iso 9227, an international standard for salt spray tests. But benchmarking performance is something altogether different. Astm b117 64 standard method of salt spray fog testing. B11719 standard practice for operating salt spray fog apparatus testing apparatus test environment. The astm b 11795 testing procedure is the hvac industry standard method of testing the acceptability and longevity of a paint finish.
Astm b11709 standard practice for operating salt spray. Astm b117 salt fog and salt spray testing is relatively fast way to analyze the corrosion caused by salt water and chlorides on coated metals and alloys. This is still the most popular test worldwide today and has. Salt spray tester salt spray chamber salt spray test. Referenced documents purchase separately the documents listed below are referenced within the subject standard but are not provided as part of the standard astm standards. In virtually any field environment, silver corrodes measurably in a month, but after 4 months in a standard salt spray test, no corrosion of silver is. Acetic acid salt spray uses the same 5% salt solution with the exception of glacial acetic acid to lower the ph range to about 3. This testing practice was initially published in 1939 and rapidly. Astm b117 07a pdf the salt spray or salt fog test is a standardized and popular corrosion test method, used to astm b was the first internationally recognized salt spray. D609 practice for preparation of coldrolled steel panels for testing paint, varnish, conversion coatings, and related coating.
For all salt spray testing including the stringent astm b117. Astm b117 09 standard practice for operating salt spray. Modification of astm b117 salt spray corrosion test and its correlation to field measurements of silver corrosion article pdf available in corrosion houston tx 683. Testing is performed on panels that are processed with the job, or on actual parts when required. Astm b117 19 standard practice for operating salt spray. The standard astm b117 or its equivalent cei 6006811 is used. For this reason, astm b 117 states that upon agreement. One of the main things to take in consideration is that of the astm b117 standard practice for operating salt spray fog apparatus specification. Purchase your copy of astm b117 19 as a pdf download or hard copy directly from the official bsi shop. It is done by spraying salt on a specimen housed in a closed chamber. The test standard takes precedence over this method statement and this method may need to be altered in order to follow comply with the standard. So if you want to know how to set up a salt spray cabinet or how to make the salt solution, then b117 is a reference.
Sala530 highest purity salt for fully compliant testing. Pdf modification of astm b117 salt spray corrosion test. The salt spray test developed by the american society of testing and materials astm test b117 is one of the most widely adopted standards. This standard is issued under the fixed designation b117.
It has also become a standard test for rubbertometal bonded automotive components, and resistance to h salt spray is. Hi sergio, astm b117 does not address corrosion behavior of test specimens, but describes the parameters for conducting a salt spray test. For the test, panels are placed in a 5% salt spray and fog atmosphere for measured periods of time. Astm d3359 is a tape adhesion test is often used to evaluate coating adhesion following the astm b117 salt spray fog test. Astm b117 09 standard practice for operating salt spray fog apparatus. Astm b117 19 standard practice for operating salt spray fog apparatus. Suitable apparatus which may be used is described in. Astm b117 19 covers the apparatus, procedure, and guidelines to create and sustain the salt spray fog test environment. In fact, this is not to be considered as the only existing. Astm b117 16 standard practice for operating salt spray. Astm b117 testing quality control micom laboratories. Patrick the jis standard for salt spray testing is jis z 2371 link by ed.
The salt spray test is a standardized test method astm b117 used to check corrosion resistance of coated or noncoated metallic samples. Astm b11719 covers the apparatus, procedure, and guidelines to create and sustain the salt spray fog test environment. The test solution to be sprayed is prepared by dissolving pure sodium chloride into pure water, in a ratio of 5% sodium chloride to 95% water, by weight. Suitable apparatus which may be used is described in appendix x1. B 368 method for copperaccelerated acetic acidsalt spray fog testing cass test2 d 609 practice for. Astm b117 testing, also known as a standard practice for operating salt spray fog apparatus, is used to analyze relative corrosion for specimens of metals and coated metals exposed to various simulated climatic conditions in a controlled environment. Astm b117 19 standard practice for operating salt spray fog. The salt spray or salt fog test is a standardized and popular corrosion test method, used to. Astm b117 salt spray testing salt spray testing is a commonly accepted accelerated test to measure the corrosion resistance of various coating systems. Astm b117 was the first internationally recognized salt spray standard, originally published in 1939. D609 practice for preparation of coldrolled steel panels for testing. According to astm international, astm b117, in and of itself, is not a test specification.
Astm b117 salt fog testing service next day testing. The astm b117 is a standard test carried out to determine the corrosive effect of salt on metallic objects. Astm b117 salt spray fog test offered at micom laboratories. Ss and sse series salt neutral spray corrosion chambers salt fog, also known as the salt mist chamber, were built to meet the requirements of astm b117, iso 9227 neutral, cass, aass jis z 2374 neutral, cass, aass and din 50021 the following are construction characteristics of the equipment that are very important to ensure the repeatability and reproducibility of each test. Astm b117 salt fog or salt spray test is a very popular corrosion test designed to provide corrosion resistance information on metals and coated metals. Iso 9227, an international standard for salt spray tests. Pdf modification of astm b117 salt spray corrosion test and its. The astm b117 test standard has also been approved for use by department of defense agencies. This should be used in conjunction with the astm b117 standard document. It is important to note that the standard does not prescribe the interpretation of the results.
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