Fe/Zn Fe/Zn 8. Fe/Zn 5. Fe/Zn 3. DESignAtion. tyPE. tyPiCAl APPEArAnCE. A. Clear. Transparent colorless with slight. FOR COATINGS. OTHER POSSIBLE. DESIGNATION. NOMINAL COAT. THICKNESS. µm. CHROMATE. WHITE. CORROSION h. RED RUST h. A2A. Fe/ Zn 5c1A. BASE COAT, PASSIVATE, TOP COAT, NOTE, HOURS TO WHITE, HOURS TO RED, DIN & 2 ref. ZINC, CLEAR TRIVALENT, none, 16 hrs, 48 hrs, Fe/Zn.

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An Overview Of The Coating Standards Metallveredlung Kotsch GmbH Can Adhere To

Can the supplier send us material with a range of microns with the microns having a deposit build up which interferes with the functionality of our part? To the best of my knowledge, the thickness is the minimum. It would be very difficult to obtain a certain thickness exactly, for example 8 microns. We need to have a range on the thickness. You could specify also a maximum thickness, and work with your supplier to see if it is possible to work on this range.

Is the product that you are having a problem with a fastener? If the plater is trying to meet the intent of the specification which you have called out, and the fastener is relatively long, it is very possible that there will be enough zinc on the starter thread to cause a thread interference. The same issue can occur on a stamping with a threaded hole.

To minimize your searching efforts and to offer multiple viewpoints, we’ve combined some threads into the dialog you’re viewing.


Questions about zinc electroplating specification Fe/Zn8, thicknesses and chromate post-treatments

Please forgive any resultant repetition or failures of chronological order. We are quoting a electroplate spec and want to better understand the “breakdown” of the spec. Hopefully Joko’s reply answered your question satisfactorily. 550961 you probably should be careful to call it out as “ASTM spec. I have a customer drawing that states on the finishing field the follows: As far as I know this is a Zinc Plating over steel, 5 microns, chromate; however I don’t know what the rest of the spec.

Anbauwinkel Hub < 50 1.0330 EN 10130 75x140x34,5 Fe/Zn12B Überzug DIN 50961-Fe/Zn 12B

Could somebody help me with this? Can’t you go back to your customer and ask what body issued the standard? It has the look of a European standard but is not written in the manner which the relevant standard EN According to my customer’s drawing, it requires surface treatment: Please inform me if somebody knows, thanks.

Even if we agree dih what these letters mean in one spec, you can’t be sure what is wanted without an actual spec number. I have a print with this plate spec, and just want to make sure that I understand it correctly. As far as I know it is a. Is there a specific salt spray for this? Any words of advise would be appreciated. Hi Amy, Yes the thickness is 0.

This spec means white rust should not appear in 48H, and red rust in 96H more total H. Components require salt spray life up to hours as per drawing of Honda components.


Hello, We have a customer from Japan that requires plating I have never heard. I have contacted our plating shop and they have never heard of this type. It seems it is Zinc plating 10 microns thick, but what does the bk stand for? My bet is that “BK” means black chromate, but a guess is no substitute for an authoritative answer: You can’t proceed without a copy of the specification, so please ask the buyer to supply a copy of it or tell you where to get it.

It’s not possible to diagnose a finishing problem or the hazards of an operation via these pages. All information presented is for general reference and does not represent a professional opinion nor the policy of an author’s employer. From beautiful Pine Beach New Jersey: Janice Tessier – Sealy, Texas A.

I hope this helps. Enrique Segovia – Monterrey, Mexico A. Hello Janice, Is the product that you are having a problem with a fastener?

Hope that this helps. Best regards, Brian A. May 11, A. Regards, Ted Mooney, P. John Martin – Wales June 1, A. March 26, Hi, Claire. May 29, A. July 30, A. It’s probably a JS standard.

October 14, Hi, Ozgur. June 26, A. Google tells me that TLP stands for ‘thick layer passivated’. SK Cheah – Penang, Malaysia.

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