... country: Hong Kong,Viet Nam,Malaysia. Seamless Pipes Avoid Anti-dumping Duty: The EU countries and North America countries ... should be collect high anti dumping duties for carbon steel butt-weldig pipe fitting ... bundles2) Surface: Varnish coating and galvanized3) Ends: Beveled or square cut, Plastic capped. Inspection & Certification1) Certification: ISO, API, ASTM, ...