supply of orifice flange with blind plate , orifice plate & flanges , 2in-150# , ss316l as per tender specifications , orifice assy 2in 300lbs astm a106 as per tender specifications , orifice assy 3in 150lbs astm a106 as per tender specifications , orifice assy 3in 300lbs astm a106 as per tender specifications , orifice pl . sq con ss a182 f321 300 3in as per tender specifications , orifice assembly 4in 300lbs as per tender specifications , orifice flange blind , cs a105 , 300# , 6 in as per tender specifications , orifice . flng , a182 , f304 , rf , 300 , 6in as per tender specifications , orifice flange blind , cs a105 , 300# , 8 in as per tender specifications , orifice pl&fl , , a182 , f321 , ss321 , 300 , 8in as per tender specifications , orifice flg , a182 , f11 , 8in , 600# , sch:xs , ibr as per tender specifications , orifice plate , 10nb , 300#rf blind ss316 as per tender specifications