Inquiry (采购产品): brass brazing I have 1215 steel parts, it is about 1.5" diameter, there is a round groove 1.25 O.D x 1/8 wide and 1/8" deep on top face. we braze this groove with brass rod(filler). Could you run this process in vacuum furnace? if you able to do this process without porosity we have lots of work for you. **** Hidden Message ***** Jake Lee 93063 Company: Telair International E-mail: jlee@telair.com **** Hidden Message ***** jlee@telair.com