bids are invited for procurement of various fittings --elbow_butt-weld; material spec:a74a; material:cs; angle:90d; type:bw; size:28 inch; schedule number:xs; manufacturing process:seamless elbow,butt-weld material: carbon steel material standard: astm a234 grade wpb-w angle: 90 deg special features: nace mr0103 and hic and pwht schedule/wall thickness: xs size: 18 in standard: asme b16.9 1.5d spec : a74a elbow,butt-weld material: carbon steel material standard: astm a234 grade wpb-w angle: 90 deg special features: nace mr0103 and hic and pwht schedule/wall thickness: std size: 8 in standard: asme b16.9 1.5d spec : a74a pipe fittings, elbow, long radius, size- 12 inch, 45 degree, sch 40, butt weld, matl.- astm a 234 gr wpb, dimension std- b 16.9 flange, 12 inch, ansi b-16.5, wnrf , 150#,sch std, astm a-105 pipe fitting, elbow, seamless elbow: 90 degree size: 2 inch pipe fittings, flange, 0.75 inch, asme b-16.5, wn-rtj, 1500 lb, sch-160, matl- forged carbon steel confirming to astm a-105, dim std- b16.5, pipe fittings, flange, wn-rtj, 0.75 inch, 1500 lb, sch-160, matl- forged carbon steel confirming to astm a-105, dim std- asme b-16.5, face finish 63aarh nipple,plain type: seamless material: carbon steel material standard: astm a106 dimension standard: ansi b2.1 schedule/wt: sch 80 length: 5 in size: 1/2 in nipple,plain type: seamless material: carbon steel material standard: astm a106 dimension standard: ansi b2.1 schedule/wt: sch 80 length: 3 in size: 1/2 in olet, weldolet, butt-weld maerial: carbon steel mat spec pipe fittings, ibr quality, equal tee, butt-weld material pipe fittings, elbow, nace, size- 0.75 inch, 90 degree, socket weld, rating- 6000 lb, matl.- cs, size : 0.75 inch , 90 degree, rating : 6000, radius : 1.5d, matl : astm a105, dimension std- asme b 16.11 material shall comply to nace service specifications as per eil specification sheets(6-44-0060 rev 1) pipe fittings, elbow, forged, 1 inch, rating 3000 , 90 degree ,socket weld, matl.-carbon steel ,astm a 105 of ibr quality, dim std-asme b-16.11. ibr stamping to be done on the elbow & ibr stamping to be circled with painting for easy identification. ibr certificate ( original ) to be attached. total quantity : 4425