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Trivalent Chromate Pretreatment

MasterFormat 09 97 13 Steel Coatings

This information reflects our best understanding of product composition in 2015.

Chromate treatments are primarily used as passivation (corrosion reduction) coatings to protect newly galvanized surfaces which are susceptible to white rust. Chromium coatings may also serve as conversion coatings which prepare the surface for...

More about Trivalent Chromate Pretreatment

Chromate treatments are primarily used as passivation (corrosion reduction) coatings to protect newly galvanized surfaces which are susceptible to white rust. Chromium coatings may also serve as conversion coatings which prepare the surface for paint adhesion. This Common Product describes a trivalent chromate treatment, which is an alternative to coatings that use hexavalent chromium. It should be noted that while trivalent chromium is available for some formulations, transparency is limited and hexavalent chromium is still widely used. Chromate treatments are appropriate for a variety of metal surfaces, including those consisting of zinc, cadmium, aluminum and alloys of these metals among each other and/or with iron or other metals.
 

Name % Weight Whole Function GREENSCREEN® Sources
Chromium
7440-47-3
98.00% chromium passivate coating Subscribe to view
COBALT NITRATE, 6-HYDRATE
10026-22-9
2.00% additional corrosion protection Subscribe to view
Name % Weight Part % Weight Whole Function GREENSCREEN® Sources
Chromium
7440-47-3
98.00% 98.00% chromium passivate coating Subscribe to view
COBALT NITRATE, 6-HYDRATE
10026-22-9
2.00% 2.00% additional corrosion protection Subscribe to view

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Other Process Chemicals

Other Process Chemicals for Chemical
CASRN NAME GREENSCREEN® TYPE FREQUENCY % WT CHEM % WT PRODUCT SOURCES
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Sources

Sources for Common Product Data
Source Uploaded Document Linked Document
Asterion
Azo
B201
Bhatt 2009
Bonderite 1310 MSDS
Bonderite 1310 REPL ZAL MSDS
CN103741128A
D2092
ECHA
ELV 7100
Fera
Galvanizeit 1999
Hex Chrome WP
IGC White Rust
Linden Group
PDM MSDS
SurTec 680
SurTec 680 LC
TCI 10000
TCI 11000
Tripass
TURI
US20060054248
US20070243397
US6287704