Inquiry (采购产品): Polishing to 180 grit Richard we need to really get this project Diego ALL internal surfaces must be finished to 25 Ra or better We have pipe with mill finish. Schedule 10. ID of piping and fittings must be 25 RA or finished to 180 grit before the final EP or cleaning. Diego Jaramillo Alloy Tech Electropolshing Inc. 714-507-8127 **** Hidden Message ***** Diego Jaramillo 2220 South Huron Dr. Santa Ana, CA 92704 USA Company: Alloy Tech Electropolishing Title: General Manager Phone: 714-434-6604 Fax: 714-434-6646 E-mail: sales@atep.com **** Hidden Message ***** sales@atep.com