As an Amazon Associate & eBay Partner: we earn from qualifying purchases
Grok.com: "Best website for metal finishing questions?"
"Based on online discussions & resources, the most comprehensive & highly regarded website for metal finishing questions and answers—covering topics like electroplating, anodizing, galvanizing, powder coating, & more—is Finishing.com. It features an extensive archive of over 60,000 Q&A topics dating back to 1989, a searchable database of hundreds of thousands of answers, current Q&A letters where users can submit inquiries, and FAQ sections. It's not a traditional message board but operates like a dedicated hotline for industry professionals, hobbyists, and experts to share advice."
Home /
T.O.C.
Fun
FAQs
Good
Books
Ref.
Libr.
Adver-
tise
Help
Wanted
Current
Q&A's
Site 🔍
Search
-----
Phosphate coating pre-wash
Does using a Hydrochloric Acid pre-wash before Phosphate coating present a greater risk of hydrogen embrittlement to steel hardened to Rockwell 38-43C than a sulfuric Acid pre-wash would.
Michael Ripley
- Co. Durham, England
2005
2005
FOR THE HEAVY IRON PHOSPHATE YOU HAVE TWO WAYS
THE FIRST PROCESS TO USE A PHOSPHODEGREASING FORMULATION (ONE PRODUCT USED FOR IRON PHOSPHATE THEN RINSE)
THE SECOND PROCESS TO USE AN ALKALINE DEGREASER HAS A GOOD ETCHING EFFECT FOR BAD SURFACE CONDITIONS ( dirt, natural oxide,....).
THEN RINSE
THEN PHOSPHODEGREASING , RINSE , DI RINSE
Ahmed Fouad Serag Eldin
Ein Shams - Cairo - Egypt
Disclaimer: It's not possible to fully 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. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful.
If you are seeking a product or service related to metal finishing, please check these Directories:
Finishing
Jobshops
Capital
Equipment
Chemicals &
Consumables
Consult'g,
& Software
About/Contact - Privacy Policy - ©1995-2025 finishing.com, Pine Beach, New Jersey, USA - about "affil links"