Table of content
| Size | 1/8″(10.3mm) to 12″(323.8mm) |
| Grades | TP -304, 316,316L, |
| Schedule | 5/5S,10/10S,20/20S,40/40S,80/80S,120/120S,160/160S according to ANSI B36.19/36.10 |
| Marine Grade Stainless Steel Pipe Applications | marine fittings, marine fasteners, and marine structures |
| Finish | Satin Finish(180#.240#.320#).,Bright Finish(400#,600#,mirror),Mill Finish(2B),Hairline-Finish(HL/Brushed),Ti-gold, Glossy matt,dull and so on. |
| Marine Pipe ClassI: Marine Grade Stainless Steel pipes for high temperature above 300 °C. Pipes made of steel with high/low temperature toughness at temperature below – 10 °C. Stainless steel pipes for chemicals. |
| Marine Pipe ClassII: Marine Grade Stainless Steel pipes for general applications |
| Marine Pipe ClassIII: Marine Grade Stainless Steel pipes not subject to any special quality specification, weldability in accordance with Rules or Welding |
| PIPE SIZE | OD IN INCHES | A.S.A. Pipe Schedules | |||||||||||||||
| 5s | 5 | 10s | 10 | 20 | 30 | 40s & Std. | 40 | 60 | 80s & E.H. | 80 | 100 | 120 | 140 | 160 | DBL E.H. | ||
| 1/8 | .405 | .035.1383 | .049.1863 | .049.1863 | .068.2447 | 068.2447 | 0.95.3145 | 0.95.3145 | |||||||||
| 1/4 | .540 | .049.2570 | .065.3297 | .065.3297 | .088.4248 | 088.4248 | .119.5351 | .119.5351 | |||||||||
| 3/8 | .675 | .049.3276 | .065.4235 | .065.4235 | .091.5676 | .091.5676 | .126.7338 | .126.7338 | |||||||||
| 1/2 | .840 | .065.5383 | .065.5383 | .083.6710 | .083.6710 | .109.8510 | .109.8510 | .1471.088 | .1471.088 | .1871.304 | .2941.714 | ||||||
| 3/4 | 1.050 | .065.6838 | .065.6838 | .083.8572 | .083.8572 | .1131.131 | .1131.131 | .1541.474 | .1541.474 | .2181.937 | .3082.441 | ||||||
| 1 | 1.315 | .065.8678 | .065.8678 | .1091.404 | .1091.404 | .1331.679 | .1331.679 | .1792.172 | .1792.172 | .2502.844 | .3583.659 | ||||||
| 1-1/4 | 1.660 | .0651.107 | .0651.107 | .1091.806 | .1091.806 | .1402.273 | .1402.273 | .1912.997 | .1912.997 | .2503.765 | .3825.214 | ||||||
| 1-1/2 | 1.900 | .0651.274 | .0651.274 | .1092.085 | .1092.085 | .1452.718 | .1452.718 | .2003.631 | .2003.631 | .2814.859 | .4006.408 | ||||||
| 2 | 2.375 | .0651.604 | .0651.604 | .1092.638 | .1092.638 | .1543.653 | .1543.653 | .2185.022 | .2185.022 | .3437.444 | .4369.029 | ||||||
| 2-1/2 | 2.875 | .0832.475 | .0832.475 | .1203.531 | .1203.531 | .2035.793 | .2035.793 | .2767.661 | .2767.661 | .37510.01 | .55213.70 | ||||||
| 3 | 3.500 | .0833.029 | .0833.029 | .1204.332 | .1204.332 | .2167.576 | .2167.576 | .30010.25 | .30010.25 | .43714.32 | .60018.58 | ||||||
| 3-1/2 | 4.000 | .0833.472 | .0833.472 | .1204.973 | .1204.973 | .2269.109 | .2269.109 | .31812.51 | .31812.51 | .63622.85 | |||||||
| 4 | 4.500 | .0833.915 | .0833.915 | .1205.613 | .1205.613 | .23710.79 | .23710.79 | .28112.66 | .33714.98 | .33714.98 | .43719.01 | .53122.51 | .67427.54 | ||||
| 4-1/2 | 5.000 | .24712.53 | .35517.61 | .71032.53 | |||||||||||||
| 5 | 5.563 | .1096.349 | .1096.349 | .1347.770 | .1347.770 | .25814.62 | .25814.62 | .37520.78 | .37520.78 | .50027.04 | .62532.96 | .75038.55 | |||||
| 6 | 6.625 | .1097.585 | .1097.585 | .1349.290 | .1349.290 | .28018.97 | .28018.97 | .43228.57 | .43228.57 | .56236.39 | .71845.30 | .86453.16 | |||||
| 7 | 7.625 | .30123.57 | .50038.05 | .87563.08 | |||||||||||||
| Medium Type = Wall thickness in inches Bold Type = Steel weight per foot in pounds | |||||||||||||||||
| NB SIZES | SCH 5 | SCH 10 | SCH 40 | SCH 80 | SCH 160 |
1/8″ |
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1/4″ |
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3/8″ |
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1/2″ |
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3/4″ |
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1″ |
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1 1/4″ |
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1 1/2″ |
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2″ |
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2 1/2″ |
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3″ |
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4″ |
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5″ |
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6″ |
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| Nominal wall thickness comparsion table for stainless steel pipe (ASME B36.10 & B36.19) | |||||
| DNmm | DNin | φmm | SCH10S | SCH40S | Sch40 |
| 6 | 1/8 | 10.3 | 1.24 | 1.73 | 1.73 |
| 8 | 1/4 | 13.7 | 1.65 | 2.24 | 2.24 |
| 10 | 3/8 | 17.1 | 1.65 | 2.31 | 2.31 |
| 15 | 1/2 | 21.3 | 2.11 | 2.77 | 2.77 |
| 20 | 3/4 | 26.7 | 2.11 | 2.87 | 2.87 |
| 25 | 1 | 33.4 | 2.77 | 3.38 | 3.38 |
| 32 | 1 1/4 | 42.2 | 2.77 | 3.56 | 3.56 |
| 40 | 1 1/2 | 48.3 | 2.77 | 3.68 | 3.68 |
| 50 | 2 | 60.3 | 2.77 | 3.91 | 3.91 |
| 65 | 2 1/2 | 76 | 3.05 | 5.16 | 5.16 |
| 80 | 3 | 88.9 | 3.05 | 5.49 | 5.49 |
| 90 | 3 1/2 | 101.6 | 3.05 | 5.74 | 5.74 |
| 100 | 4 | 114.3 | 3.05 | 6.02 | 6.02 |
| 125 | 5 | 141.3 | 3.4 | 6.55 | 6.55 |
| 150 | 6 | 168.3 | 3.4 | 7.11 | 7.11 |
| 200 | 8 | 219.1 | 3.76 | 8.18 | 8.18 |
| 250 | 10 | 273 | 4.19 | 9.27 | 9.27 |
| 300 | 12 | 323.8 | 4.57 | 9.53 | 10.31 |
| 350 | 14 | 355.6 | 4.78 | 11.13 | |
| 400 | 16 | 406.4 | 4.78 | 12.7 | |
| 450 | 18 | 457 | 4.78 | 14.27 | |
| 500 | 20 | 508 | 5.54 | 15.09 | |
| 550 | 22 | 559 | 5.54 | ||
| 600 | 24 | 610 | 6.35 | 17.48 | |
| 650 | 26 | 660 | |||
| 700 | 28 | 711 | |||
| 750 | 30 | 762 | 7.92 | ||
| 800 | 32 | 813 | 17.48 | ||
| 850 | 34 | 864 | 17.48 | ||
| 900 | 36 | 914 | 19.05 | ||
The below table shows the chemical composition of the used for Stainless Steel Hydraulic Tubing:
The below table shows the chemical composition of the used forMarine Grade Stainless Steel Pipes:
| MARINE GRADE STAINLESS STEEL PIPE GRADES | UNS | C | Mn | P | S | Si | Cr | Ni | Mo | Ti | Nb | N |
| TP304 | S30400 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-11.0 | ||||
| TP316 | S3160 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | |||
| TP316L | S31603 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| Material | Heat | Temperure | Tensile Strength | Yield Strength | Elongation %, Min |
| Treatment | Min. | Ksi (MPa), Min. | Ksi (MPa), Min. | ||
| º F(º C) | |||||
| TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP316 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP316L | Solution | 1900(1040) | 70(485) | 25(170) | 35 |
| SS 304 Marine Grade Pipe | SS 316L Marine Pipe |
| SS 316 Marine Grade | Marine Pipe |
| 316 Marine Stainless Steel Pipe | Marine Gas Pipe |
| Marine Grade Stainless Steel Pipe | Marine Water Pipe |
| Marine Grade Stainless Steel Pipe | Marine Grade Stainless Steel Pipe |
| 304 Marine Grade Stainless Steel Pipe | 316L Marine Grade Stainless Steel Pipe |
| Marine Exhaust Pipe | TP304 Marine Grade Stainless Steel Pipe |
| Marine Grade Deck Pipe | TP304L Marine Grade Stainless Steel Pipe |
| Marine Stainless Steel Fuel Pipe | Marine Grade Stainless Steel Pipe |
| Large Diameter Marine Grade Stainless Steel Pipe | TP304/304LMarine Grade Stainless Steel Pipe |
| SS Marine Pipe | TP316 Marine Grade Stainless Steel Pipe |
| Small Diameter Marine Grade Stainless Steel Pipe | TP316L Marine Grade Stainless Steel Pipe |
| Marine Grade Stainless Steel Single U Channel Pipe | Marine Grade Stainless Steel 316L Pipe |
| 1/8 marine grade black stainless steel pipe | TP316/316L Marine Grade Stainless Steel Pipe |
