This milc26074e specification covers the requirements for electroless deposition of nickelphosphorous alloy coatings on metal and composite surfaces. Milc26074 mildtl26074 amsb733 ams2404 thermal treatment bake available. Electroless nickel plating milc26047, astm b733, ams 2404. Amsc26074d rescinds the previous cancellation and supersession, and at the same time stabilizes the document for legacy use requested by the electronic parts industry.
Type of plating plating specs code electroless nickel high phosphorus mil c 26074e, saeams 2404f astm b733042009, type v 81001 electroless nickel low phosphorus mil c 26074e, saeams 2404f. Chem film type i class 1a milc 5541 mildtl5541 type i class 3 chem film, hexavalent chrome free type ii class 1a type ii class 3 rohs compliant magnesium dichromate treatment dow 1 type i ams m 3171 mil m3171 dow 7 type iii dow 15 type iv dow 19 type viii conversion coating on titanium fluride phosphate ams 2486. To make a onetime donation, select the paypal button below. Milc26074, astm b733, ams 2404 ast provides custom coating solutions per military spec milc26074, and ams 2404 the most widely recognized and longstanding specifications pertaining to electroless nickel plating. The nickel coating shall be smooth, adherent, and free from. Color can vary from colorless to iridescent yellowbrown. Process k4 this process is the same as k3, except within a 4 hour period of plating, parts are baked for 3 hours to provide a hydrogen embrittlement relief bake. Chrome including mil c 26074, astm b733, ams 2404, nicom and tricom coatings.
Electroless nickel coatings are suitable for temperatures up to 1,000f. Plating specifications hereunder is a table of the varieties of plating that are practiced in suron a. Advanced plating technologies provides barrel and rack electroless nickel plating services in medium and high phosphorous to milc26074, astm b733 and ams 2404 on most metallic substrates. In order to help you understand the current situation, document center explains the revision path for the documents and information on whats current now. Contact ens regarding electroless nickel plating today. Milc26074 coatings, electroless nickel, requirements for. The process differs from electrolytic plating in that no electrical current is required.
When amsc26074 titled coatings, electroless nickel requirements for was released to replace milc26074 and then subsequently was canceled and then inactivated, it caused a great deal of confusion among users of the document. Milc26074 c eni hrc 40 4 4 hr hrc 40 375 f 3 hr, min not required class 2 hrc. So in octoberthe cc was reinstated in the current inactive revision b and thus it remains to this day. Electroless nickel plating services precision en plating. Table of contents show below hide below 1 scope 2 applicable documents 3 requirements. Jun 17, 2019 amsc26074 and milc26074 an explanation of the revision path thanks so much for asking, ed. Anoplate maintains an extensive list of corporate approvals and certifications. Acquisition documents should specify the following.
Mil milc26074e notice 1 cancellation coatings, electroless nickel requirements for superseding milc26074d ss by mildtl26074f amendment by military specifications and standards, 10251994. Nickel technical data pdf to the right for a comprehensive listing of physical. Mil c 26074e notice 2, coatings, electroless, nickel. Electroless nickel plating per milc26074, astm b733, ams 2404. Please help us to maintain, improve and expand the library by making a contribution, giving us the means to expand our free technical library to include even more useful. Electroless nickel refers to the autocatalytic or chemical reduction of the aqueous nickel and phosphorous ions onto a base substrate. National electroless nickel process meets the requirements of astm b733 class v, mil c 26074 all revisions, ams2404, and iso 4527. Please help us to maintain, improve and expand the library by making a contribution, giving us the means to expand our free technical library to include even more useful tools and references.
Milc26074c 3 my les5 military specification this specification ie approved for we by all departfmnta and agencie8 of the oapartmmt of defense. National electroless nickel process meets the requirements of astm b733 class v, milc26074 all revisions, ams2404, and iso 4527. The nickel coating shal 1 be sfwoth, adherent, and free. Standards referenced by this book show below hide below ms 20028. Ams c 26074 and mil c 26074 an explanation of the revision path. Amscb is therefore reinstated and is designated as a noncurrent document. When ams c 26074 titled coatings, electroless nickel requirements for was released to replace mil c 26074 and then subsequently was canceled and then inactivated, it caused a great deal of confusion among users of the document. Amsc26074 and milc26074 document centers standards forum. Any part numbers established by the original specification remain unchanged. Milc26074 is an electroless nickel plating specification for applying. It offers a good barrier coating corrosion resistance. Resistance electroless nickel ams c 26074, class 4, grade b. This specification has been used to supersede amsc26074 which employs grade designations to convey thickness requirements. Amsc266074 work in partnership with amsc26074 of the largest and amsc26074 respected names in industry.
Previous users for naval nuclear propulsion program applications only. You may have a misspelling of the mildtl321 document number it would help to have the title. The two replacement documents were ams c 26074 and the classified secret mil dtl32119. The basis material shall be free from defects that will be appearance, or serviceability of the finished product or part the nickel coating shall be smooth, adherent, and free from. Under department of defense policies and procedures, any qualifications requirements and associated qualified products lists are mandatory to dod. Below is a list of specifications that are most often provided by techmetals. Class and grade, and heat treatment or condition see 1. Oct, 2014 this mil c 26074e specification covers the requirements for electroless deposition of nickelphosphorous alloy coatings on metal and composite surfaces. Milc26074 electroless nickel plating accurate precision plating. Electroless nickel plating milc26047, astm b733, ams. Class 2 coatings on steel parts that have a hardness of rockwell c40 or above are required to be tested in accordance with 4. Oct 02, 2019 amsc26074 and milc26074 an explanation of the revision path. This specification has been used to supersede ams c 26074 which employs grade designations to convey thickness requirements.
The two replacement documents were amsc26074 and the classified secret mildtl32119. Milc26074 linked by editor to free spec at defense logistics agency, dla. Parts must be clean and free from oil, grease and tape residue. Mil milc26074e coatings, electroless nickel requirements for superseding milc26074d ss by mildtl26074f standard by military specifications and standards, 10301990 amendments available. Military specification this specification ie approved for we. Metal finishing specifications industrial coatings metal. Electroless nickel plating per milc26074, astm b733 and ams 2404. Mil c 26074c 3 my les5 military specification this specification ie approved for we by all departfmnta and agencie8 of the oapartmmt of defense. Mil c 26074 mil dtl 26074 amsb733 ams2404 thermal treatment bake available. Hard anodize dyed or nondyed with teflon coating mil a8625 ty iii, cl 1 125.
Military specification this specification ie approved for. Electroless nickel plating is an process that codeposits a nickelphosphorous alloy without need for an externally applied electrical current. Nickel plating magnets, milc26074 class 1 grade a, qqn. Type of plating plating specs code electroless nickel high phosphorus milc26074e, saeams 2404f astm b733042009, type v 81001 electroless nickel low phosphorus milc26074e, saeams 2404f. Apt also can certify electroless nickel plating services to iso 4527 and ams 2405 as well as most companyspecific electroless nickel specifications.
Amsc26074 electroless nickel coatings stabilized oct. Amsc26074 electroless nickel coatings stabilized oct 20 use ams2404 and ams2433 for new design amsc26074. This mil spec was briefly renumbered mildtl26074 before it was cancelled and replaced. I guess this is what you call the fog amsc26074 peace. Electroless nickel is generally applied to a thickness range of 25 to 150 microns 0. Hard chrome alternatives and electroless plating for engineered coatings from u. This specification is approved for use by all departments and agencies of the department of defense.
Electroless nickel plating en, also known as autocatalytic nickel, is a micro crystalline to amorphous, hardenable nickelphosphorous alloy coating. This specification covers the requirements for electroless. Milc26074 coatings, electroless nickel, requirements. Sampling procedure for destructive tests of coating. Each of the sample parts selected in accordance with 4. Electroless nickel plating services imagineering finishing.
Cadmium free electroless nickel chrome free electroless nickel lead free electroless nickel duplex plating. The separate specimens shall be strips approximately 1inch wide, 4inches long, and 0. Nickel plating magnets, milc26074 class 1 grade a, qqn290. Electroless nickel plating is used to provide uniform coatings for complex shapes, to improve wear, corrosion resistance and to improve solderability for selected materials. Milc26074 e electroless nickel plating ens technology. The two most common electroless nickel plating services certified by advanced plating technologies are milc26074, astm b733 and ams 2404. Composites twin city plating specializes in electroless nickel en plating. Ams c 266074 work in partnership with ams c 26074 of the largest and ams c 26074 respected names in industry. Amsc26074 electroless nickel coatings stabilized oct 20. Chrome including milc26074, astm b733, ams 2404, nicom and tricom coatings. As a result, the electroless nickel deposit is free of many of the problems associated. Milc26074e notice 2 22 august 1995 superseding notice 1 25 october 1994 coatings, electroless nickel, requirements for milc26074e, dated 30 october 1990, is hereby cancelled. Resistance electroless nickel amsc26074, class 4, grade b. Jul 06, 2019 amsc26074 and milc26074 an explanation of the revision path.
Process k3 this process is similar to electroless nickel plating with milc26074 class 1 grade a, except magnets are pretreated to improve adhesion. Amsc26074 and milc26074 an explanation of the revision path. Electroless nickel plating per mil c 26074, astm b733 and ams 2404. Ams c 26074d rescinds the previous cancellation and supersession, and at the same time stabilizes the document for legacy use requested by the electronic parts industry. We also offer metal plating solutions to additional specifications such as ams, mil, astm, sae and customer specifications. I guess this is what you call the fog ams c 26074 peace. Mildtl26074f coatings, electroless nickel requirements for ss by mildtl32119 and saeamsc26074, see cancellation notice for application has been cancelled and superceded by saeamsc26074. So, is en per milc26074 linked by editor to free spec at defense logistics agency, dla. Electroless nickel plating per milc26074, astm b733, ams. May 16, 2019 amsc26074 and milc26074 an explanation of the revision path acquisition documents should specify the following. This mil spec was briefly renumbered mil dtl 26074 before it was cancelled and replaced. In the end, the ams c 26074 was withdrawn in favor of ams2404 and ams2433 after modifications were made to each to accommodate the governments requirements. Amsc26074 electroless nickel coatings stabilized oct 20 use ams2404 and ams2433 for new design amsc26074 revision d current see the following.
Masking selective coating brush plating rack design rack barrel plating highlydetailed specification parts. Being an autocatalytic process, en does not rely on the. Plating specifications general information page 8 reference only april 2018 chemical film chromate milc5541 coatings for aluminum, zinc, silver, and cadmium. Mil c 26074e sh notice 3, coatings, electroless, nickel. What are the requirements of mildtl321 or milc26074. Electroless nickel palmetto plating metal finishing. The two most common electroless nickel plating services certified by advanced plating technologies are mil c 26074, astm b733 and ams 2404. Uniform electroless nickel milc26074 characteristics. This document comes with our free notification service, good for the life of the document. Also, the mil spec requires en to have 100 hours of corrosion resistance while ams2404 affil. In the end, the amsc26074 was withdrawn in favor of ams2404 and ams2433 after modifications were made to each to accommodate the governments requirements.
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