bids are invited for flg,so,a105,cs,#150,150mm, rf - supply of flange,slip-on; material spec:astm a105; material:carbon steel; pressure designation:class 150; facing,flange:raised face; finish,flange facing:125 aarh; size:150 mm; design spec:ansi b16.5. , elb,bw,wpb,cs,45deg,150mm, lr,std,smls - supply of elbow,butt-weld; material spec:astm a234 grade wpb; material:carbon steel; angle:45 deg; type:long radius; size:150 mm; thickness,wall:7.12 mm; schedule number:std; manufacturing process:seamless; design spec:ansi b16.9; dimensional spec:ansi b36.10; additional information:radius 1.5d , sply and fixg of flange joint sorf,6in,welding - flange joint slip on raised face-slip on raised face/slip on raised face-bl flange-6 inch diameter size-providing flange joints of the following types and sizes in the pipeline using owner supplied flanges including fixing and welding 2 runs (minimum) of welding from outside and 1 run from inside on slip on raised face and fixing of owner supplied blind flange on the other side. rate shall also include supply and fixing 3 mm thick spiral wound metallic reinforced gasket of approved make and rating, supply and fixing all stud and nuts (conforming to astm a 193 b7 and a194 2h) of approved make, length, size and diameter with washers complete as per attached technical specifications and direction of engineer-in-charge. the job also includes supply and fixing 10 swg braided copper wire with lugs crimped, stud and nuts on either side for electrical continuity. two flanges shall constitute one flange point. flanges will be supplied by hpcl at hpcl store. offered rate should include transfer of all flanges from store to work place. the execution of the job shall be as per latest codal provisions, attached technical specifications and as directed by engineer-in-charge. , cement lining of pipe, 150 mm - cement lining of pipe: scope/procedure already described in line/item no. for cement lining of elbows/tees/reducers. vendor to make necessary