In pipes engineering, STD refers to standard thickness. Each pipes was produced to have one thickness that was later termed as STD. Schedule STD Steel Pipes is available in extra strong (XS), extra heavy (XH), double extra strong (XXS), and Double extra heavy (XXH). The std steel pipes is available in different sizes ranging from ⅛ inch to 48 inches. They can be either seamless or welded. The pipes size smaller than 12 has a different outer diameter. They are based on the outside diameter.
sch std pipes thickness in smaller pipes changes the outside and inside diameter however in larger pipes it largely remains the same as the pipes dimensions become larger. As per the sch std pipes schedule chart, a pipes with the size of 1 inch and outer diameter of 1.315, an inner diameter of 1.049 will have a wall thickness of 0.133 and will weigh 1.68 kg/m. On the other hand, a schedule std pipes of 14 inches with pipes stdsch 30 will have a wall thickness of 9.53 will have maximum allowable stress at 204 degrees of temperature at 6.6 mph. pipes sch std has various such bifurcations. These bifurcations are displayed below in the std pipes size chart.
The pipes produced by us follow this pipes std chart and are customized at times as per the requirements. We at Steel Tubes india use the best quality raw material for the production of std steel pipes that assures the quality and reliability of the pipes. std pipes produced by us is durable and has a long service life.
| Nominal Pipes Sizes | Pipea Outer diameter | Wall Thickness | Pipea Inner Diameter | Weight per Foot | Standard to XXHY | Schedule Pipe # |
Section Modulus | Gallon Capacity Per Linear Foot |
|---|---|---|---|---|---|---|---|---|
| 1/2Inches | 0.84Inches | 0.109 | 0.622 | 0.85 | STD | 40 | .0407 | .0158 |
| 0.147 | 0.546 | 1.09 | XHY | 80 | .0478 | .0122 | ||
| 0.188 | 0.464 | 1.31 | 160 | .0528 | .0088 | |||
| 0.294 | 0.252 | 1.72 | XXHY | .0577 | .0026 | |||
| 3/4Inches | 1.05Inches | 0.113 | 0.824 | 1.13 | STD | 40 | .0705 | .0277 |
| 0.154 | 0.742 | 1.48 | XHY | 80 | .0853 | .0225 | ||
| 0.219 | 0.612 | 1.95 | 160 | .1006 | .0153 | |||
| 0.308 | 0.434 | 2.44 | XXHY | .1103 | .0077 | |||
| 1Inches | 1.315Inches | 0.133 | 1.049 | 1.68 | STD | 40 | .1328 | .0449 |
| 0.179 | 0.957 | 2.17 | XHY | 80 | .1606 | .0374 | ||
| 0.250 | 0.815 | 2.85 | 160 | .1904 | .0271 | |||
| 0.358 | 0.599 | 3.66 | XXHY | .2136 | .0146 | |||
| 1 1/4Inches | 1.66Inches | 0.140 | 1.380 | 2.27 | STD | 40 | .2346 | .0777 |
| 0.191 | 1.278 | 3.00 | XHY | 80 | .2913 | .0666 | ||
| 0.250 | 1.160 | 3.77 | 160 | .3421 | .0549 | |||
| 0.382 | 0.896 | 5.22 | .4110 | .0328 | ||||
| 1 1/2Inches | 1.90Inches | 0.145 | 1.610 | 2.72 | STD | 40 | .3262 | .1058 |
| 0.200 | 1.500 | 3.63 | XHY | 80 | .4118 | .0918 | ||
| 0.281 | 1.338 | 4.86 | 160 | .5079 | .0730 | |||
| 0.400 | 1.100 | 6.41 | .5977 | .0494 | ||||
| 2Inches | 2.375Inches | 0.109 | 2.157 | 2.64 | 10 | .4205 | .1898 | |
| 0.154 | 2.067 | 3.66 | STD | 40 | .5606 | .1743 | ||
| 0.218 | 1.939 | 5.03 | XHY | 80 | .7309 | .1534 | ||
| 0.250 | 1.875 | 5.68 | .8045 | .1434 | ||||
| 0.281 | 1.813 | 6.29 | .8666 | .1344 | ||||
| 0.344 | 1.687 | 7.47 | 160 | .9806 | .1161 | |||
| 0.436 | 1.503 | 9.04 | XXHY | 1.1043 | .0922 | |||
| 2 1/2Inches | 2.875Inches | 0.120 | 2.635 | 3.53 | 10 | .6870 | .2833 | |
| 0.203 | 2.469 | 5.80 | STD. | 40 | 1.0640 | .2487 | ||
| 0.216 | 2.443 | 6.14 | 1.1169 | .2435 | ||||
| 0.250 | 2.375 | 7.02 | 1.2468 | .2301 | ||||
| 0.276 | 2.323 | 7.67 | XHY | 80 | 1.3386 | .2202 | ||
| 0.375 | 2.125 | 10.02 | 160 | 1.6371 | .1842 | |||
| 0.552 | 1.771 | 13.71 | XXXHY | 1.9971 | .1280 | |||
| 3Inches | 3.50Inches | 0.120 | 3.260 | 4.34 | 1.0411 | .4336 | ||
| 0.156 | 3.188 | 5.58 | 1.3122 | .4147 | ||||
| 0.172 | 3.156 | 6.12 | 1.4265 | .4064 | ||||
| 0.188 | 3.124 | 6.66 | 1.5342 | .3984 | ||||
| 0.216 | 3.068 | 7.58 | STD. | 40 | 1.7241 | .3840 | ||
| 0.250 | 3.000 | 8.69 | 1.9372 | .3672 | ||||
| 0.281 | 2.938 | 9.67 | 2.1207 | .3521 | ||||
| 0.300 | 2.900 | 10.26 | XHY | 80 | 2.2253 | .3431 | ||
| 0.438 | 2.624 | 14.34 | 160 | 2.8774 | .2811 | |||
| 0.600 | 2.300 | 18.6 | XXHY | 3.4243 | .2158 | |||
| 3 1/2Inches | 4.0Inches | 0.120 | 3.760 | 4.98 | 10 | 1.3776 | .5768 | |
| 0.226 | 3.548 | 9.12 | STD. | 140 | 2.3939 | .5136 | ||
| 0.250 | 3.500 | 10.02 | 2.6001 | .4998 | ||||
| 0.281 | 3.438 | 11.17 | 2.8562 | .4821 | ||||
| 0.318 | 3.364 | 12.52 | XHY | 80 | 3.1400 | .4617 | ||
| 0.636 | 2..728 | 22.87 | XXHY | 4.8795 | .3085 | |||
| 4 | 4.5Inches | 0.120 | 4.260 | 5.62 | 10 | 1.7612 | .7404 | |
| 0.156 | 4.188 | 7.24 | 2.2354 | .7156 | ||||
| 0.188 | 4.124 | 8.67 | 2.6296 | .6942 | ||||
| 0.203 | 4.094 | 9.32 | 2.8173 | .6838 | ||||
| 0.219 | 4.062 | 10.02 | 3.0184 | .6725 | ||||
| 0.237 | 4.026 | 10.80 | STD. | 40 | 3.2145 | .6613 | ||
| 0.250 | 4.000 | 11.36 | 3.3611 | .6528 | ||||
| 0.281 | 3.938 | 12.67 | 60 | 3.7021 | .6326 | |||
| 0.312 | 3.876 | 13.97 | 4.0273 | .6126 | ||||
| 0.337 | 3.826 | 15.00 | XHY | 80 | 4.2713 | .5972 | ||
| 0.438 | 3.624 | 19.02 | 120 | 5.1790 | .5361 | |||
| 0.531 | 3.438 | 22.53 | 160 | 5.8997 | .4822 | |||
| 0.674 | 3.152 | 27.57 | XXHY | 6.7927 | .4054 | |||
| 5Inches | 5.563Inches | 0.188 | 5.187 | 10.80 | 4.1161 | 1.0979 | ||
| 0.219 | 5.125 | 12.51 | 4.7279 | 1.0716 | ||||
| 0.258 | 5.047 | 14.63 | STD. | 40 | 5.4500 | 1.0391 | ||
| 0.281 | 5.001 | 15.87 | 5.8644 | 1.0204 | ||||
| 0.312 | 4.939 | 17.51 | 6.4074 | .99647 | ||||
| 0.344 | 4.875 | 19.19 | 6.9358 | .9696 | ||||
| 0.375 | 4.813 | 20.80 | XHY | 80 | 7.4300 | .9449 | ||
| 0.500 | 4.563 | 27.06 | 120 | 9.2534 | .8495 | |||
| 0.625 | 4.313 | 32.99 | 160 | 10.7976 | .7590 | |||
| 0.750 | 4.063 | 38.59 | XXHY | 12.0954 | .6734 | |||
| 6Inches | 6.625Inches | 0.109 | 6.407 | 7.59 | 5 | 3.5769 | 1.6748 | |
| 0.134 | 6.357 | 9.30 | 10 | 4.3475 | 1.6488 | |||
| 0.156 | 6.313 | 10.79 | 5.0107 | 1.6260 | ||||
| 0.188 | 6.249 | 12.94 | 5.9351 | 1.5937 | ||||
| 0.203 | 6.219 | 13.94 | 6.3804 | 1.5780 | ||||
| 0.219 | 6.187 | 15.00 | 6.8261 | 1.5620 | ||||
| 0.250 | 6.125 | 17.04 | 7.6905 | 1.5306 | ||||
| 0.280 | 6.065 | 18.99 | STD. | 40 | 8.4958 | 1.5008 | ||
| 0.312 | 6.001 | 21.06 | 9.3416 | 1.4688 | ||||
| 0.344 | 5.937 | 23.10 | 10.111 | 1.4391 | ||||
| 0.375 | 5.875 | 25.05 | 10.893 | 1.4082 | ||||
| 0.432 | 5.761 | 28.60 | XHY | 80 | 12.224 | 1.3541 | ||
| 0.500 | 5.625 | 32.74 | 13.711 | 1.2909 | ||||
| 0.562 | 5.501 | 36.43 | 120 | 14.9806 | 1.2346 | |||
| 0.625 | 5.375 | 40.09 | 16.1821 | 1.1787 | ||||
| 0.719 | 5.187 | 45.39 | 160 | 17.8243 | 1.0977 | |||
| 0.864 | 4.897 | 53.21 | XXHY | 20.025 | .9784 | |||
| 1.000 | 4.625 | 60.13 | 21.7719 | .8727 | ||||
| 1.125 | 4.375 | 66.14 | 23.1237 | .7809 |
| High Temperature Seamless Pipes | ASTM A106 Gr. B /C, API 5L Gr. B, ASTM A53 Gr. B |
|---|---|
| Heat Exchanger Seamless Tube | ASTM A179 |
| Low Temperature Seamless Pipes | ASTM A333 Gr. 3/6 |
| Low Temperature Seamless Tube | ASTM A334 Gr. 6 |
| High Yield Seamless Pipes | API 5L Gr. X42/X46/X52/X56/X60/X65/X70/X80 PSL-1/PSL-2 |
| High Yield Seamless Pipes | ISO 3183 Gr.L245, L290, L320, L360, L390, L415, L450, L485 |
| Atmospheric & Low Temp EFW Pipess | ASTM A671 Gr. CC60/CC65/CC70 |
| High Pressure & Moderate Temp EFW Pipess | ASTM A672 Gr. B60/B65/B70/C55/C60/C65/C70 |
| High Yield ERW/SAW Pipes | API 5L Gr. X42/X46/X52/X56/X60/X65/X70/X80 PSL-1/PSL-2 |
| High Yield ERW/SAW Pipes | ISO 3183 Gr.L245, L290, L320, L360, L390, L415, L450, L485 |




























| 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 |