yes , one can use ceramic backing tape with one run of FCAW for SAW. you can get samples for double v joint from weldaid@vsnl.net
vanchi
On Sat, Mar 17, 2012 at 2:09 PM, anil verma <arcweldingcom@gmail.com> wrote:
Dear all,
Can anybody suggest if we can use ceramic backing strips for submerged arc welding process. Double v joint, thickness 28mm to 40mm.
Regards,
For arc welding company
Anil verma
9999200148Arc welding company
On Mar 17, 2012 1:57 PM, "asad azmi" <azmiasadayub@gmail.com> wrote:----Dear All,Vessel is being fabricated as per ASME SEC VIII DIV 1.Base material - SA 516 GR 70 HIC - 30 mm Thk. IMPACT TEST not required.normally we are using E 7018 for SMAW, ER 70S2 for GTAW & F7P8 EH12K for SAW Process to weld above base material.Can we use E7018-1 for SMAW, ER 70 S6 for GTAW & F7P8 EH12K for SAW for the above base material.Please Advice.Thanks & RegardsAsad Azmi
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