For protection against corrosion where low electrical resistance is required. Not measurement sensitive mil dtl 5541f 11 july 2006 superseding milc5541e 30 november 1990 detail. Mil a8625f type iii class 2 black, blue, red mil dtl 5541f type i class 1a yellow only mil dtl 5541f type i class 3 yellow and clear mil dtl 5541f type ii class 1a clear only mil dtl 5541f type ii class 3 clear only. Precision cutback saw system designed for production certified to worldwide automotive standards, cutting of bars or extrusions to close tolerances. Milc5541e, mil dtl 5541f, astm b 44993 2004, ams 2473g, ams 2474d and mildtl. Not measurement sensitive mildtl 5541f 11 july 2006 superseding milc5541e 30 november 1990 detail. It does not provide the corrosion resistance of that of alodine 1201 and is not listed in mil dtl 5541f or qpl8170615. Mil dtl 5541f type i, class 1a hexavalent chromium, maximum corrosion protection mil dtl 5541 type ii, class 1a no hexavalent chromium, maximum corrosion protection mil dtl 5541a type ii, class 1a no hexavalent chromium, maximum corrosion protection mil dtl 5541b type ii, class 1a. The military specification referred to as mildtl5541, military specification, chemical.
Contact ens technology regarding chromate conversion coating mil dtl 5541 today. The current specification 2009 is mil dtl 5541f, which superseded milc5541e in july 2006. Mil mildtl5541f chemical conversion coatings on aluminum and aluminum alloys superseding mil c5541e standard by military specifications and standards, 07112006 amendments available. Jun 01, 2018 for clarification, lets first address the military specifications involved. The specification is approved for use by all departments and agencies of the united states department of defense dod. Atr chassis uses milstd circular connectors for io to control rf emissions while pro tecting the. The alodine 5700 version of this formulation is packaged as a readytouse product requiring no dilution and is intended for dip immersion application. Mil a8625f type iib class 2 black, blue, red mil a8625f type iii class 1. Your complete metal finishing source for over 60 years. Meets mil dtl 81706b and mil dtl 5541 f global benchmark technology in the electronics industry due to low surface resistance global benchmark technology in the aerospace and automotive industry due to bestinclass bare metal corrosion protection and. Mildtl5541f chemical conversion coatings on aluminum and aluminum alloys. Mildtl5541 chemical conversion coatings on aluminum. How to pass mildtl5541f for aluminum products finishing. This standard is approved for use by all departments and agencies of the department of defense dod.
Chemical film, chromate conversion, alodine aft corp. Mil dtl 5541f chemical conversion coatings on aluminum and. Dec, 2020 mil c5541 did not mention type i or ii whereas mil dtl 5541 link is to free spec at defense logistics agency, dla. Chemeon tcphf epa additive used with tcphf and sp to enhance corrosion protection of copper bearing alloys. The military specification referred to as military specification, chemical conversion coatings on aluminum and aluminum alloys covers metal surface coatings formed by the reaction of chemical conversion materials with the surfaces of aluminum and aluminum alloys. Mil std171f 31 may 2011 superseding mil std171e wchange 1 19 november 2001 department of defense manufacturing process standard. While mil std810f incorporated a significant revision of mil std810e, mil std810g not only. There are two classes of coating as specified in mil dtl 81706b and mil dtl 5541f. If touchup is permitted for mechanically damaged areas. Chemical film metal surface coatings valence surface. Acquisition documents should specify the following. Chemeon tcphf sp is already qpl approved for the method of spray application. Get a quote these coatings are categorized by the following types and classes.
What is alodine chem film chromate conversion coating. The current specification 2009 is mildtl5541f, which superseded milc5541e in july 2006. The current specification 2009 is mil dtl 5541f, which superseded mil c5541e in july 2006. Mil dtl 5541d type i, class 1a hexavalent chromium, maximum corrosion protection mil dtl 5541e type i, class 1a hexavalent chromium, maximum corrosion protection mil dtl 5541f type i, class 1a hexavalent chromium, maximum corrosion protection mil dtl 5541 type ii, class 1a. Alodine 1200 methods and properties are defined by mil dtl 5541 f formerly. Mil a8625 anodic coatings for aluminum and aluminum alloys astma967 standard specification for chemical passivation treatments for stainless steel parts iso9001 quality management systems. Chem film advantages they are easy to use and offer a variety of valuable properties to extend the service life of parts.
Chromate conversion coating capabilities milc5541e. For maximum protection against corrosion, painted or unpainted. Femalefemale standoff, hex, clear iridite, aluminum, m4. The trivalent chromium process tcp provides a non hexavalent chrome coating compliant with rohs, elv and weee directives. Meets mil dtl 81706b and mil dtl 5541 f global benchmark technology in the electronics industry due to low surface resistance global benchmark technology in the aerospace and automotive industry due to bestinclass bare metal corrosion protection and excellent paint adhesion on painted substrates. This specification describes chromate conversion coatings and their reactions with aluminum alloys. Clean and remove oxidation contamination on surface, followed by treatment with dodp15328d wash primer, e90g4, or chemical pretreat with zinc phosphate. The documents listed in this section are specified in sections 3 or 4 of this specification. The process control tests specified in table i shall at a minimum be conducted on a monthly basis. Not measurement sensitive milstd171e 19 november 2001. Chemical conversion coating mildtl5541 aluminum coatings. All assured cyclic chambers are plc controlled, allowing 247 automated exposure and providing uniform, repeatable results each test cycle. The system records all data to the native ntfs file system, allowing for quick and.
It compares favorably with the hexavalent coatings providing a conversion coating that fulfills the corrosion, paint and electrical. Mil c5541e, mil dtl 5541f, astm b 44993 2004, ams 2473g, ams 2474d and mil dtl 81706b. Are the documents at the ansi webstore in electronic adobe acrobat pdf format only. Trulife engineered solutions 445 sequoia drive, bellingham, wa 98226 usa. Chemical conversion coatings on aluminum and aluminum alloy ssuperseding mil c5541e paperback january 1, 2006 by mil author see all formats and editions hide other formats and editions. Anodizingchromate drop off sheet premier finishing. Mil dtl 5541f, mil 8625f type ii class 1 and 2, mil 8625f type iii hard coat class 1 and 2 aama 611 classes 1 and 2.
Navair naval air systems command mission is to provide full lifecycle support of naval aviation aircraft, weapons and systems operated by sailors and marines. Although mildtl 5541 has been superseded by more recent specifications, it still remains a specification approved by all agencies and departments in the us department of. Click here to download deoxidine material safety data sheet msds click here to download alodine 1201 material safety data sheet msds. Mildtl5541f chemical conversion coatings on aluminum. The current specification 2009 is mil dtl 5541f, which superseded mil dtl 5541f in july 2006. For mil dtl 5541, it is very clear when type ii is mentioned, the conversion coating shall not contain hexavalent chrome, hence, rohs compliant. Mildtl5541 chemical conversion coatings on aluminum and. Mil dtl 5541f chemical conversion coatings on aluminum and aluminum alloys. This is created through the chemical conversion substance reaction with aluminum and its alloys.
This document is available in either paper or pdf format. Performance performance is defined as label plate material and print method durability, quality of print method and overall visibilityreadability. The qpl referenced for mil dtl 5541f, chemical conversion coatings on aluminum and aluminum alloys, is qpl81706. Milstd1759 rivets and rivet type fasteners preferred for design. We have no amendments or corrections for this standard. Department of defense was the first to use tcphf trivalent chromium, hexfree and this trivalent chromate conversion coating has become such an accepted standard that a detailed specification, mil dtl 5541, included it.
Mildtl5541f testing what is mil dtl 5541f this specification describes chromate conversion coatings and their reactions with aluminum alloys. Test cycles according to this standard usually run 168 hours in a salt. The purpose of this book form standard is to provide. The documents listed in this section are specified in sections. Mildtl5541f chemical conversion coatings on aluminum and aluminum alloys this specification covers chemical conversion coatings formed by the reaction of chemical conversion materials with the surfaces of aluminum and aluminum alloys.
This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. Solution analysis shall at a minimum be performed once every week see 6. Although prepared specifically for dod applications, the standard is used for many commercial applications as well. Mildtl5541f chemical conversion coatings on aluminum and. Chemical conversion coatings on aluminum and aluminum alloy ssuperseding mil c5541e mil on. Electrical contact resistance before and after salt spray is about 922. This specification is often improperly referenced as a processing specification. Although prepared specifically for dod applications, this standard may be tailored for commercial applications as well. Prefabricated blanks cut to custom sizethickness available.
This section does not include documents cited in other sections. Mil dtl 81706b wamendment 1 2 may 2006 superseding mil dtl 81706b 25 october 2004 detail specification chemical conversion materials for coating aluminum and aluminum alloys this specification is approved for use by all departments and agencies of the department of defense. The qpl qualifications are specified in mil dtl 81706b, chemical conversion materials for coating aluminum and aluminum alloys. These coating compositions are divided into type i containing hexavalent chromium and type ii containing no hexavalent chromium. The military specification referred to as mildtl 5541, military specification, chemical conversion coatings on aluminum and aluminum alloys covers chemical conversion coatings formed by the reaction of chemical conversion materials with the surfaces of aluminum and aluminum alloys. Virtually any process that complies with mil dtl 5541 will be using chemicals from suppliers henkel alodine, macdermid iridite, etc. Nov 11, 20 mildtl 5541 is a military specification related to conversion coatings. Not measurement sensitive mildtl5541f 11 july 2006. Wet tape adhesion results showed no sign of removal from the scribed area.
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