DUCTILE IRON PIPE DUCTILE

Brand	Owner (click to sort)	Address	Description
GRIFFIN	GRIFFIN PIPE PRODUCTS CO., INC.	511 E John Carpenter Freeway Irving TX 75062	Ductile iron pipe and ductile iron pipe fittings;
GRIFFIN-20	AMSTED INDUSTRIES INCORPORATED	180 N. STETSON AVE., SUITE 1800 TWO PRUDENTIAL PLAZA CHICAGO IL 60601	Ductile iron pipe and ductile iron pipe fittings;GRIFFIN 20;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

The invention provides hard, ductile coatings comprising a ductile bonding layer of zirconium or titanium alloyed with a precious metal and a hard, surface layer comprising at least one compound selected from the group consisting of zirconium nitride, titanium nitride, zirconium carbide and titanium carbide and a precious metal segregated into the grain boundaries. The present invention also provides hard ductile multilayer coatings comprised of alternating ductile metal and hard nitride or carbide layers. The invention also includes methods to manufacture nitride or carbide coatings with ductile precious metal grain boundaries. The coatings provide an erosion resistant coating to surfaces to which they are applied.