Inquiry (采购产品): check valves I am in need of 70 3/4" 800lb forged steel socket weld swing checks, forged steel body of ASTM A-105, 13% chrome to hard faced seat and disc, welded or integral cover. 750F temp and 520 psia. These are for a buy. Please include price, delivery, and a pdf file of product if you are able to quote. Thank you very much. **** Hidden Message ***** Don Petrere 116-C Business Park DR Indian Trail, NC 28079 USA Company: MSC Controls & Integration Title: Operations/Inside Sales Phone: 704-821-3406 Fax: 704-821-3681 E-mail: don.petrere@msccontrols.com **** Hidden Message ***** don.petrere@msccontrols.com