Please submit your offers for fabricating hollow bar nozzles of following sizes, as per attachment. These HBN’s are to be used in fabrication of SS tanks @ Kalpakkam.
The material of hollow bar nozzles shall be HBN 304L conforming to ASTM A 479.
If the size of HBN is greater than 25 NB, then suitable pipe shall be used, viz., 40 NB, 50 NB or 80 NB Sch. 40 SMLS pipe as the case may be.
Otherwise, please tell us your lowest rates for supply & machining of HBN nozzles, as per attachment.