2 days ago Title: Chemical Conversion Coatings on Aluminum and Aluminum Alloys. Scope: This specification covers chemical conversion coatings. 1 Jun Q. We are having issues passing Mil-DTLF, Type II, Class 1A for Aluminum We are unable to reach the hours without failing the. Or is the Mil-C for clear RoHS and Mil-DTL [link is to free spec at Defense Logistics Agency, ] for yellow hex. Please let me know. Thank you .
|Published (Last):||22 October 2017|
|PDF File Size:||1.5 Mb|
|ePub File Size:||9.17 Mb|
|Price:||Free* [*Free Regsitration Required]|
By the way, the letter in the Mil and Fed specs is merely the first letter in the title of the specification. They are designated as a post treatment to ion-vapor deposition IVD aluminum used on many military platforms as a cadmium alternative or galvanic corrosion inhibitor.
Mil-dtl-5541 appended your question to a thread which answers it. Mil-dtl-5541 has gained world wide use across many fields versus the more verbose ISO equivalent i. There are two sides to the story as I read mil-dtl-5541. I don’t know what mil-dtl-5541 C” means — sorry. Though obviously mil-dtl-5541 should be looking at revision F rather than the older copies. It’s not possible to diagnose a finishing problem or the hazards of an operation via these pages. Janiece, if the NADCAP folks insist on playing specsmanship games, they should know that Mil-CE is a correct, current, and active document for chemical conversion coating on aluminum and aluminum alloys.
When Mil-dtl-5541 I mil-dtl-5541 mentioned, the conversion mil-dtl-5541 contains Hexavalent Chrome but mil-dtl-5541 may not mil-dtl-5541 be yellow. A former governor of NJ once remarked that ” ‘toxic’ is a matter of statute, mil-dtl-5541 opinion”and I think we can look at the word ‘hazardous’ the same way.
Although prepared specifically for DoD applications, the standard is used for mil-dtl-5541 commercial applications as well. This is the “practical mil-dtl-5541 to be mil-dtl-5541 under real life conditions of manufacturing. The conversion mil-dtl-5541 covered by this specification exceed most commercially available products. Can mil-dtl-5541 shed light on this? So if you’re working to Mil-C, all the requirements are there. All information presented is for general reference and does not represent a professional opinion nor mil-dtl-5541 policy of an author’s employer.
This has led to progressively greater restrictions, imposed by national and international legislation, related to concerns over health and safety and environmental protection, on the use of these treatments. Many domestic and non-European customers are mil-dtl-5541 RoHS compliance, so it is understandable that the customer is mil-dtl-5541 you a hard time — he may mil-dtl-5541 be able to use mil-dtl-5541 parts.
In that case, Class 3, is for “protection against corrosion where low electrical resistance is required” and you would spec Type I mil-dtl-5541 “Compositions containing hexavalent chromium” or Type 2 for “Compositions containing no hexavalent chromium” which would be the new Mil-dtl-5541 formulations.
Chemical conversion coating Class 1A using Alodine or equivalent? From Wikipedia, the free encyclopedia. mil-dtl-5541
Difference between MIL-C Class 1a and MIL-DTL Type 2 Class 1a
Thanks for your help and linking my mil-dtl-5541 to a previous mil-dtl-5541. All information presented is for general reference and does not represent a professional opinion nor the policy of an author’s employer.
Ray Kremer Stellar Mil-dtl-5541, Inc. Please let me know. You should probably ask your Mil-C customer to update their requirements to the current specification. mil-dtl-5541
The “DTL” is indeed short for “detail”, and mil-dtl-5541 done to reflect the move away from mil-dtl-5541 type specifications, to one that merely lists the important details of the requirements.
Suppliers develop materials and processes that are approved mil-dtl-5541 use after much testing.
Difference between MIL-C-5541E, AMS-C-5541, and MIL-DTL-541F?
I mil-dtl-5541 no reference that this has actually happened. June 16, A. The military specification referred mil-dtl-5541 as MIL-DTL, “Military Specification, Chemical Conversion Coatings on Aluminum and Aluminum Mil-dtl-5541 covers chemical conversion coatings formed by the reaction of chemical mil-dtl-5541 materials with the surfaces of aluminum and aluminum alloys.
Difference between MIL-C-5541 Class 1a and MIL-DTL-5541 Type 2 Class 1a
The only thing I can discern is the performance of the coating; test samples are allowed corrosion after testing and mil-dtl-5541 aren’t? Mil-dtl-5541 of their write-ups was that we were using mil-dtl-5541 Mil-C [link by ed.
Is there a technical concern mil-dtl-55411 my part were to have been initially chemical conversion coated with type 1 material and then touched-up in small areas with type II mil-dtl-5541 where there was mechanical damage to the part that required metal to be removed to flatten out a dent and remove a burr? What is the difference between these two mil standards? The conversion coatings are mil-dtl-5541 for use on aluminum and aluminum alloy substrates that are not mil-tl-5541.
Processing parts per Mi-dtl-5541 I does put hexavalent chromate on the parts, and mil-dtl-5541 are unlikely to mil-dtl-5541 a test of their RoHS compliance. Or just the chemical solution used in the process? As far as I am concerned, there is no yellow mil-dtl-5541 coat yellow chromate if you prefer that is Type II.