Tender For supply of inch , flanges weld neck flanges of schedule 80 as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 4 inch , flanges weld neck flanges of schedule 80 as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 6 inch , flanges weld neck flanges of schedule 80 as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 8 inch , flanges weld neck flanges of schedule 80 as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 10 inch , flanges weld neck flanges of schedule 80 as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 12 inch , flanges weld neck flanges of schedule 80 as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 14 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 1 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 1-half inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 2 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 3 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 4 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 6 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 8 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 10 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 12 inch , flanges dummy flanges as per ansi b16. 5 class 150 material of construction astm a105 carbon steel nominal size of 14 inch