Standard:1/4"---2-1/4"
Material:Stinless steel 304, stainless steel 316, carbon steel
Types: Europe type, G411 us type, G414 US type
Supply: Material test repoer, CO certificate, Form A certificate and others follow customers request.
Model NO.: G414
Surface: Elec. Galvanized or Hot Dip Galvanized ( For carbon steel items)