Inquiry (采购产品): weld backing rings I want to buy 6" sch 40 & 6" sch 80 weld backing rings not in the state of calif. where can i buy these ? **** Hidden Message ***** Ron Mobley 92649 Company: Accurate Weld Testing lab. E-mail: krzylabman1@yahoo.com **** Hidden Message ***** krzylabman1@yahoo.com
