tender for supply of erw black powder coated pipe, stainless steel pipe erw black powder coated pipe, stainless steel pipe , erw black powder coated pipe size:16mm od x 1.6 mm thk x6.0 mtr long specification: 1 ) is:3074 of 2005 and its amendment from time to time 2 ) powder coating-is 13871 of 1993 and its amendment from time to time grade: erw -1 , grade c matt finish coating thickness of 60-80 micron ( application for window guard rail. ) , erw black powder coated pipe size:25 mm od x 2 mm thk x6.0 mtr long specification: 1 ) is:3074 of 2005 and its amendment from time to time 2 ) powder coating-is 13871 of 1993 and its amendment from time to time grade: erw -1 , grade c matt finish coating thickness of 60-80 micron ( application for standee passanger saloon grabrail ) , stainless steel pipe size:16mm od x 1.6 mm thk x6.0 mtr long msrtc specification folder no bdy-327 / 1 of april 2013 its amendment from time to time material:-tp202 uns designation s 20200 ( application for window guard rail. ) , stainless steel pipe size:25 mm od x 2 mm thk x6.0 mtr long msrtc specification folder no bdy-327 / 1 of april 2013 its amendment from time to time material:-tp202 uns designation s 20200 ( application for standee passanger saloon grabrail )