tender for set of ss pipe line fittings for sander circuit on bogies of 3 phase loco as per clw drawing no.clw/ms/3/053 with latest revision . set consists of 03 items in 200 nos. set consists of : 1) union tee , 10 mmouter dia. , qty = 50 nos. per set 2) union elbow , 10 mm. outer dia., qty = 100 nos. per set 3) union, 10 mmouter dia , qty = 50 nos. per set , suitable for use in wag-9 locos. material to be procured from clw approvedsources only.