supply of stain less steel tubes to various co-operative and corporation sugar mills in uttarakhand in the year 2024-25 , erw stainlesssteel tubes of aisi 304 quality confirming to is:13316 of 1992 grade ( astm 249 ) , duly annealed &pickled, passinated and hydraulically tested to 1000 psi and guaranteed against cracking and suitable for expansion in tube plate. , size upto 52 mm od x 1.2 mm thick , size upto 52 mm od x 1.6 mm thick , 52 to 76 mm od x 1.6 mm thick , 76 to 102 mmod x 1.6 mm thick , seamless stainlesssteel tubes of aisi 304 quality confirming to is:13316 of 1992 , duly annealed &pickled, passinated and hydraulically tested to 1000 psi and guaranteed against cracking and suitable for expansion in tube plate. , size upto 52 mm od x 1.2 mm thick , size upto 52 mm od x 1.6 mm thick , 52 to 76 mm od x 1.6 mm thick , 76 to 102 mmod x 1.6 mm thick , erw stainlesssteel tubes of aisi 304l quality confirming to is:13316of 1992 grade ( astm 249 ) , duly annealed &pickled, passinated and hydraulically tested to 1000 psi and guaranteed against cracking and suitable for expansion in tube plate. , size upto 52 mm od x 1.2 mm thick , size upto 52 mm od x 1.6 mm thick , 52 to 76 mm od x 1.6 mm thick , 76 to 102 mmod x 1.6 mm thick , seamless stainlesssteeltubes of aisi 304l quality confirming to is:13316of 1992 ( astm 249 ) duly annealed &pickled, passinated and hydraulically tested to 1000 psi and guaranteed against cracking and suitable for expansion in tube plate. , size upto 52 mm od x 1.2 mm thick , size upto 52 mm od x 1.6 mm thick , 52 to 76 mm od x 1.6 mm thick , 76 to 102 mmod x 1.6 mm thick