2003 this entry appended to this thread by editor in lieu of spawning a duplicative thread.
G40 galvanized steel sheet.
Also available is galvanized plus product with an acrylic coating applied to the sheet.
This specification is for hot dip galvanizing steel sheet using the continuous high speed galvanizing process.
G30 g40 g60 and g90.
Evaluation of g60 vs g90 galvanizing with respect to cold formed metal framing studs in exterior wall construction and interior metal stud or other architectural components.
The most common method of galvanizing steel is the hot dip galvanized process.
G90 is not a galvanizing specification.
Designation system for galvanized and galvannealed coated sheet products for galvanized sheet the common inch pound coating weight designations ordered as a 653 are in oz ft2.
40 vs 60 now in reference to the number following the a or g refers to the amount of zinc represented in ounces per square foot or sometimes grams per square meter total both sides.
G30 g40 g60 g90 g115 there are other designations such as g165 and g210 but these products are used for very specialized applications.
Camden yards steel carries a wide variety of galvanized steel products including galvanized steel sheet galvanized steel coil and galvanized steel slit coil in g30 g40 g60 and g90 coating weights chem treat dry.
G40 can be supplied as steel plate sheet round steel bar steel tube pipe steel stripe steel billet steel ingot steel wire rods.
Electroslag forged ring block etc.
G60 or a60 is 0 60 ounces per square foot resulting in an average thickness of about 0 0005 inches.
Also for use in sheet metal work directly exposed to the elements.
The number call out for both is the weight of the coating.
It is a coating thickness designation in the galvanizing specification astm a653.
Understanding zinc based coating weights.
And galvanized designated with a g g40 g60.
Astm a123 standard specification of zinc hot dip galvanized coatings on iron and steel products refers to products fabricated and then hot dip galvanized.
Hot dipped galvanized coatings.
Wheeling nippon steel s two state of the art multi pot coating lines provide the capability to produce a wide range of sizes coating weights and steel grades.