... /400 Seamless.welded,hot rolled,cold drawn,ERW ductile iron k9 tubeStandard: JIS, AISI, ASTM, GB, DIN, ENPlace of Origin: TIANJIN ... with wooden box. Application: Stainless steel pipe has expanded into new applications, such as light industry, foodstuff, home electric appliances, kitchen ... supplied with shipment, Third Part Inspection is acceptable. ductile iron k9 tube