Steel pipes are developed as per different international grades these grades are further classified into different schedules that define the physical properties of the pipes. Schedule 30 Steel Pipes is one such low pressure rating schedule pipes. They are used in applications that have mild working pressure. The weight range of these pipes lies between 0.32 kg to 351.7 kg per meter. This weight range is due to the change in the schedule 30 steel pipes dimensions that range between 1.8 inches to 36 inches. To be classified as ansch 30 pipes a wall thickness has to be as specified in the schedule.
As per the 30 inch pipes schedule chart the pipes with size 3 inch having an outside diameter of 88.9 mm having a wall thickness of 4.78 mm will weigh 9.92 kg/m. Whereas a schedule 30 pipes dimensions with 10 inch size and 273 mm outer diameter will have a weight of 51.03 kg/m with a schedule 30 pipes thickness in mm of 7.8. The combination of wall thickness and the normal size of the pipes influences its pressure rating.sch 30 pipes thickness in mm ranges between. 1.45 mm to 15.88 mm. The pipes with higher wall thickness and smaller diameters are said to have a higher pressure rating.
schedule 30 steel pipes are said to have a medium to low pressure rating and are used in applications that do not require high pressure rated pipes. They are commonly used due to the toughness that they offer. pipes schedule 30 offers lower impact strength, however, is used in various applications. They are commonly used for transferring water and gas and in the underground piping system in towns and cities.
| Nominal size [inches] | Outside diameter [inches] | Outside diameter [mm] | Wall thickness [inches] | Wall thickness [mm] | Weight [lb/ft] | Weight [kg/m] |
|---|---|---|---|---|---|---|
| 1/8 inches | 0.405 inches | 10.3 MM | 0.068 inches | 1.73 MM | 0.24 lb/ft | 0.37 kg/m |
| 1/4 inches | 0.540 inches | 13.7 MM | 0.088 inches | 2.24 MM | 0.42 lb/ft | 0.84 kg/m |
| 1/2 inches | 0.840 inches | 21.3 MM | 0.109 inches | 2.77 MM | 0.85 lb/ft | 1.27 kg/m |
| 3/4 inches | 1.050 inches | 26.7 MM | 0.113 inches | 2.87 MM | 1.13 lb/ft | 1.69 kg/m |
| 1 inches | 1.315 inches | 33.4 MM | 0.133 inches | 3.38 MM | 1.68 lb/ft | 2.50 kg/m |
| 1 1/4 inches | 1.660 inches | 42.2 MM | 0.140 inches | 3.56 MM | 2.27 lb/ft | 3.39 kg/m |
| 1 1/2 inches | 1.900 inches | 48.3 MM | 0.145 inches | 3.68 MM | 2.72 lb/ft | 4.05 kg/m |
| 2 inches | 2.375 inches | 60.3 MM | 0.154 inches | 3.91 MM | 3.65 lb/ft | 5.44 kg/m |
| 2 1/2 inches | 2.875 inches | 73.0 MM | 0.203 inches | 5.16 MM | 5.79 lb/ft | 8.63 kg/m |
| 3 inches | 3.500 inches | 88.9 MM | 0.216 inches | 5.49 MM | 7.58 lb/ft | 11.29 kg/m |
| 3 1/2 inches | 4.000 inches | 101.6 MM | 0.226 inches | 5.74 MM | 9.11 lb/ft | 13.57 kg/m |
| 4 inches | 4.500 inches | 114.3 MM | 0.237 inches | 6.02 MM | 10.79 lb/ft | 16.07 kg/m |
| 5 inches | 5.563 inches | 141.3 MM | 0.258 inches | 6.55 MM | 14.62 lb/ft | 21.77 kg/m |
| 6 inches | 6.625 inches | 168.3 MM | 0.280 inches | 7.11 MM | 18.97 lb/ft | 28.26 kg/m |
| 8 inches | 8.625 inches | 219.1 MM | 0.322 inches | 8.18 MM | 28.55 lb/ft | 42.55 kg/m |
| 10 inches | 10.750 inches | 273.0 MM | 0.365 inches | 9.27 MM | 40.48 lb/ft | 60.31 kg/m |
| 12 inches | 12.750 inches | 323.8 MM | 0.406 inches | 10.31 MM | 53.52 lb/ft | 79.73 kg/m |
| 14 inches | 14 inches | 355.6 MM | 0.375 inches | 11.13 MM | 54.57 lb/ft | 94.55 kg/m |
| 16 inches | 16 inches | 406.4 MM | 0.500 inches | 12.70 MM | 82.77 lb/ft | 123.30 kg/m |
| 18 inches | 18 inches | 457.0 MM | 0.562 inches | 14.27 MM | 104.67 lb/ft | 155.80 kg/m |
| 20 inch | 20 inch | 508.0 MM | 0.594 inch | 15.09 MM | 123.11 lb/ft | 183.42 kg/m |
| 24 inch | 24 inch | 610.0 MM | 0.688 inch | 17.48 MM | 171.29 lb/ft | 255.41 kg/m |
| 32 inch | 32 inch | 813.0 MM | 0.688 inch | 17.48 MM | 230.08 lb/ft | 342.91 kg/m |
| Maximum Allowable Pressure (psi) (kPa) | ||
|---|---|---|
| NPS | Outside Diameter | Schedule |
| (in) | (in) (mm) |
30 |
| 1/4 | 0.54 13.7 |
|
| 3/8 | 0.675 17.1 |
|
| 1/2 | 0.84 21.3 |
|
| 3/4 | 1.05 26.7 |
|
| 1 | 1.315 33.4 |
|
| 1 1/4 | 1.66 42.2 |
|
| 1 1/2 | 1.9 48.3 |
|
| 2 | 2.375 60.3 |
|
| 2 1/2 | 2.875 73 |
|
| 3 | 3.5 88.9 |
|
| 3 1/2 | 4 102 |
|
| 4 | 4.5 114 |
|
| 5 | 5.563 141 |
|
| 6 | 6.625 168 |
|
| 8 | 8.625 219 |
1420 9791 |
| 10 | 10.75 273 |
1140 7860 |
| 12 | 12.75 324 |
961 6626 |
| 14 | 14 356 |
1092 7529 |
| 16 | 16 406 |
956 6592 |
| 18 | 18 457 |
849 5854 |
| 20 | 20 508 |
919 6337 |
| 22 | 22 559 |
835 5757 |
| 24 | 24 610 |
766 5282 |
| 30 | 30 762 |
817 5633 |
| 32 | 32 813 |
766 5282 |
| 34 | 34 864 |
721 4971 |
| 36 | 36 914 |
681 4695 |
| 42 | 42 1067 |
583 4020 |
| SIZE INCH | SIZE Nominal Bore | MSL PRICE LIST | ISMT PRICE LIST | JSL PRICE LIST | USL PRICE LIST | BAO PRICE LIST | Lontrin PRICE LIST | SMTM PRICE LIST | TNRS PRICE LIST | V&M PRICE LIST | Wuxi PRICE LIST |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 15 | 1,323.53 | 1,316.18 | 1,330.88 | - | 1,029.41 | 1,036.76 | 1,460.59 | 1,396.06 | 1,425.47 | 1,012.06 |
| 3/4 | 20 | 1,102.94 | 1,095.59 | 1,110.29 | - | 954.88 | 963.24 | 1,250.00 | 1,176.47 | 1,205.88 | 938.53 |
| 1 | 25 | 945.88 | 948.53 | 963.24 | - | 881.35 | 889.71 | 1,102.94 | 1,029.41 | 1,058.82 | 875.00 |
| 1.25 | 32 | 901.76 | 904.41 | 919.12 | - | 851.94 | 860.29 | 1,058.82 | 985.29 | 1,014.71 | 845.59 |
| 1.5 | 40 | 808.82 | 801.47 | 816.18 | - | 807.82 | 816.18 | 955.88 | 882.35 | 911.76 | 801.47 |
| 2 | 50 | 784.12 | 786.76 | 801.47 | - | 617.65 | 625.00 | 941.18 | 867.65 | 897.06 | 610.29 |
| 2.5 | 65 | 784.12 | 786.76 | 801.47 | - | 617.65 | 625.00 | 941.18 | 867.65 | 897.06 | 610.29 |
| 3 | 80 | 794.12 | 786.76 | 801.47 | - | 617.65 | 625.00 | 941.18 | 867.65 | 897.06 | 610.29 |
| 3.5 | 90 | 794.12 | 786.76 | 801.47 | - | 617.65 | 625.00 | 941.18 | 867.65 | 897.06 | 610.29 |
| 4 | 100 | 794.12 | 786.76 | 801.47 | 735.29 | 617.65 | 625.00 | 941.18 | 867.65 | 897.06 | 610.29 |
| 5 | 125 | 794.12 | 786.76 | 801.47 | 735.29 | 617.65 | 625.00 | 941.18 | 867.65 | 897.06 | 610.29 |
| 6 | 150 | 794.12 | 786.76 | 801.47 | 735.29 | 617.65 | 625.00 | 941.18 | 867.65 | 897.06 | 610.29 |
| 8 | 200 | 794.12 | 786.76 | 801.47 | 735.29 | 647.06 | 654.41 | 941.18 | 867.65 | 897.06 | 639.71 |
| 10 | 250 | 794.12 | 786.76 | - | 735.29 | 647.06 | 654.41 | 941.18 | 867.65 | 897.06 | 639.71 |
| 12 | 300 | 852.94 | - | - | 735.29 | 647.06 | 654.41 | 1,000.00 | 926.47 | 955.88 | 639.71 |
| 14 | 350 | 852.94 | - | - | 735.29 | 661.76 | 669.12 | 1,000.00 | 926.47 | 955.88 | 654.41 |
| 16 | 400 | 882.35 | - | - | - | 661.76 | 669.12 | 1,029.41 | 955.88 | 985.29 | 654.41 |
| 18 | 450 | 882.35 | - | - | - | 676.47 | 683.82 | 1,029.41 | 955.88 | 985.29 | 669.12 |
| 20 | 500 | 882.35 | - | - | - | 676.47 | 683.82 | 1,029.41 | 955.88 | 985.29 | 669.12 |
| 22 | 550 | - | - | - | - | 705.88 | 713.24 | 1,176.47 | 1,029.41 | 1,132.35 | 698.53 |
| 24 | 600 | - | - | - | - | 705.88 | 713.24 | 1,176.47 | 1,029.41 | 1,132.35 | 698.53 |
| Above Price is USD $/Ton Additional Price Factors |
|
| Fix length Cost: | 5% Extra |
| Double Random Length Cost: | 2% Extra |
| Hot Dip Galvanising Cost | 400$/Tons |
| 3LPE | 300$/tons |
| Inspection | 2% Extra |
| NPS | 1/2 | 3/4 | 1 | 1¼ | 1½ | 2 | 2½ | 3 | 3½ | 4 |
| DN | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 90 | 100 |