Alloy Steel Pipes are a complex mixture of elements that offer numerous advantages in various industries. These pipes include iron, at least 10.5% chromium and other alloying elements like nickel, manganese, molybdenum, and vanadium. Their chemical composition makes them resistant to corrosion, high temperatures, and wear and tear, and they also provide strength and durability. Alloy steel pipes are an exceptional choice for high-pressure applications, commonly used in the oil and gas, power generation, and chemical processing industries. With their rare combination of elements, alloy steel pipes offer excellent performance and reliability. To understand the chemical composition of these pipes for maximising their potential benefits, refer the alloy steel pipe weight and dimensions chart PDF given in mm, kg.
Alloy steel pipes are adaptable and reliable product that is used in various industries. Due to their outstanding durability and resistance to corrosion and abrasion, alloy steel pipes are typically used in oil and gas pipelines, power plants, and chemical processing facilities . The main properties of alloy steel pipes are their high strength, toughness, and ductility , which enables them to withstand extreme pressures and temperatures. Also, alloy steel pipes are highly resistant to fatigue and stress, which makes them suitable for high-stress applications. Given to their unique properties, alloy steel pipes are an excellent investment for any industry seeking long-lasting and dependable piping solutions. For detailed dimensions of alloy steel pipe, view the weight and dimensions chart PDF below.
The basic alloy steel pipe types are:
These pipes are manufactured without any welded joints, resulting in a smooth and uniform interior surface. Seamless pipes are often selected for high-pressure and high-temperature applications because they offer exceptional strength and performance. Seamless alloy steel pipe Dimensions Chart are in mm, kg.
Almost in every industrial applications, welded pipes got used because of their flexibility. Welded pipes are manufactured by joining two or more pieces of steel using welding methods. They are come in various forms, including longitudinal(LSAW), spiral(SSAW), and electric resistance welded(ERW) pipes. Welded pipes are normally used for applications where cost considerations or specific dimensions are a main concern. They are profitable as compared to other piping methods when it comes to paying your money. For detailed information, refer to welded alloy steel pipe dimensions chart below.
The alloy steel pipe properties are:
| Nominal Bore | Outside Diameter | Sch-5S | Sch-10S | Sch-40S | Sch-80S | Sch-160S | Sch-XXS | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | INCH | mm | Wt mm | Weight (Kg/mt) | Wt mm | Weight (Kg/mt) | Wt mm | Weight (Kg/mt) | Wt mm | Weight (Kg/mt) | Wt mm | Weight (Kg/mt) | Wt mm | Weight (Kg/mt) |
| 3 | 1/8 | 10.3 | 1.24 | 0.276 | 1.24 | 0.28 | 1.73 | 0.37 | 2.41 | 0.47 | - | - | - | - |
| 6 | 1/4 | 13.7 | 1.24 | 0.390 | 1.65 | 0.49 | 2.24 | 0.631 | 3.02 | 0.80 | - | - | - | - |
| 10 | 3/8 | 17.1 | 1.24 | 0.490 | 1.65 | 0.63 | 2.31 | 0.845 | 3.20 | 1.10 | - | - | - | - |
| 15 | 1/2 | 21.3 | 1.65 | 0.800 | 2.11 | 1.00 | 2.77 | 1.27 | 3.75 | 1.62 | 4.75 | 1.94 | 7.47 | 2.55 |
| 20 | 3/4 | 26.7 | 1.65 | 1.03 | 2.11 | 1.28 | 2.87 | 1.68 | 3.91 | 2.20 | 5.54 | 2.89 | 7.82 | 3.63 |
| 25 | 1 | 33.4 | 1.65 | 1.30 | 2.77 | 2.09 | 3.38 | 2.50 | 4.55 | 3.24 | 6.35 | 4.24 | 9.09 | 5.45 |
| 32 | 1 1/4 | 42.2 | 1.65 | 1.65 | 2.77 | 2.70 | 3.56 | 3.38 | 4.85 | 4.47 | 6.35 | 5.61 | 9.70 | 7.77 |
| 40 | 1 1/2 | 48.3 | 1.65 | 1.91 | 2.77 | 3.11 | 3.68 | 4.05 | 5.08 | 5.41 | 7.14 | 7.25 | 10.16 | 9.54 |
| 50 | 2 | 60.3 | 1.65 | 2.40 | 2.77 | 3.93 | 3.91 | 5.44 | 5.54 | 7.48 | 8.74 | 11.1 | 11.07 | 13.44 |
| 65 | 2 1/2 | 73.0 | 2.11 | 3.69 | 3.05 | 5.26 | 5.16 | 8.63 | 7.01 | 11.4 | 9.53 | 14.9 | 14.2 | 20.39 |
| 80 | 3 | 88.9 | 2.11 | 4.51 | 3.05 | 6.45 | 5.49 | 11.30 | 7.62 | 15.2 | 11.1 | 21.3 | 15.24 | 27.65 |
| 100 | 4 | 114.3 | 2.11 | 5.84 | 3.05 | 8.36 | 6.02 | 16.07 | 8.56 | 22.3 | 13.49 | 33.54 | 17.12 | 41.03 |
| 125 | 5 | 141.3 | 2.77 | 9.47 | 3.40 | 11.57 | 6.55 | 21.8 | 9.53 | 31.97 | 15.88 | 49.11 | 19.05 | 57.43 |
| 150 | 6 | 168.3 | 2.77 | 11.32 | 3.40 | 13.84 | 7.11 | 28.3 | 10.97 | 42.7 | 18.2 | 67.56 | 21.95 | 79.22 |
| 200 | 8 | 219.1 | 2.77 | 14.79 | 3.76 | 19.96 | 8.18 | 42.6 | 12.7 | 64.6 | 23.0 | 111.2 | 22.23 | 107.8 |
| 250 | 10 | 273.1 | 3.40 | 22.63 | 4.19 | 27.78 | 9.27 | 60.5 | 12.7 | 96.0 | 28.6 | 172.4 | 25.40 | 155.15 |
| 300 | 12 | 323.9 | 3.96 | 31.25 | 4.57 | 36.00 | 9.52 | 73.88 | 12.7 | 132.0 | 33.32 | 238.76 | 25.40 | 186.97 |
| 350 | 14 | 355.6 | 3.96 | 34.36 | 4.78 | 41.3 | 11.13 | 94.59 | 19.05 | 158.08 | 35.71 | 281.70 | - | - |
| 400 | 16 | 406.4 | 4.19 | 41.56 | 4.78 | 47.29 | 12.7 | 123.30 | 21.41 | 203.33 | 40.46 | 365.11 | - | - |
| 450 | 18 | 457.2 | 4.19 | 46.80 | 4.78 | 53.42 | 14.27 | 155.80 | 23.8 | 254.36 | 45.71 | 466.40 | - | - |
| 500 | 20 | 508.0 | 4.78 | 59.25 | 5.54 | 68.71 | 15.09 | 183.42 | 26.19 | 311.2 | 49.99 | 564.68 | - | - |
| 600 | 24 | 609.6 | 5.54 | 82.47 | 6.35 | 94.45 | 17.48 | 255.41 | 30.96 | 442.08 | 59.54 | 808.22 | - | - |
| DIMENSION |
10 SWG
(3.2 MM) Weight/MTR |
12 SWG
(2.6 MM) Weight/MTR |
14 SWG
(2.1 MM) Weight/MTR |
16 SWG
(1.65 MM) Weight/MTR |
18 SWG
(1.2 MM) Weight/MTR |
19 SWG
(1.0 MM) Weight/MTR |
||
|---|---|---|---|---|---|---|---|---|
| Size | OD | |||||||
| 1/2" | 12.7 | 0.754 | 0.651 | 0.552 | 0.452 | 0.342 | 0.290 | |
| 5/8" | 15.875 | 1.006 | 0.856 | 0.718 | 0.582 | 0.437 | 0.369 | |
| 3/4" | 19.05 | 1.258 | 1.061 | 0.883 | 0.712 | 0.531 | 0.448 | |
| 1" | 25.4 | 1.762 | 1.470 | 1.214 | 0.972 | 0.720 | 0.605 | |
| 1 1/4" | 31.75 | 2.266 | 1.880 | 1.544 | 1.232 | 0.909 | 0.763 | |
| 1 1/2" | 38.1 | 2.770 | 2.289 | 1.875 | 1.492 | 1.098 | 0.920 | |
| 2" | 50.8 | 3.778 | 3.108 | 2.537 | 2.012 | 1.476 | 1.235 | |
| 2 1/2" | 63.5 | 4.786 | 3.928 | 3.198 | 2.531 | 1.854 | 1.550 | |
| 3" | 76.2 | 5.794 | 4.747 | 3.860 | 3.051 | 2.232 | 1.865 | |
| 3 1/2" | 88.9 | 6.802 | 5.566 | 4.521 | 3.571 | 2.610 | 2.180 | |
| 4" | 101.6 | 7.810 | 6.385 | 5.183 | 4.091 | 2.988 | 2.495 | |
| Size Range | Thickness | Weight Kg / Metre |
|---|---|---|
| 20 X 20 | 2 | 1.11 |
| 25 X 25 | 2 | 1.43 |
| 25 X 25 | 2.5 | 1.74 |
| 25 X 25 | 3 | 2.04 |
| 30 X 30 | 2 | 1.74 |
| 30 X 30 | 2.5 | 2.14s |
| 30 X 30 | 3 | 2.51s |
| 30 X 30 | 3.2 | 2.65s |
| 40 X 40 | 2 | 2.37s |
| 40 X 40 | 2.5 | 2.92s |
| 40 X 40 | 3 | 3.45s |
| 40 X 40 | 4 | 4.46s |
| 40 X 40 | 5 | 5.40s |
| 50 X 50 | 2 | 3.00s |
| 50 X 50 | 2.5 | 3.71s |
| 50 X 50 | 3 | 4.39s |
| 50 X 50 | 4 | 5.72s |
| 50 X 50 | 5 | 6.97 |
| 50 X 50 | 6 | 8.20s |
| 50 X 50 | 8 | 10.50s |
| 60 X 60 | 3 | 5.34 |
| 60 X 60 | 3.2 | 5.67s |
| 60 X 60 | 3.6 | 6.34 |
| 60 X 60 | 4 | 6.97 |
| 60 X 60 | 5 | 8.54 |
| 70 X 70 | 2.5 | 5.28 |
| 70 X 70 | 3 | 6.28 |
| 70 X 70 | 3.5 | 7.25 |
| 70 X 70 | 3.6 | 7.46 |
| 70 X 70 | 4 | 8.23 |
| 70 X 70 | 5 | 10.10 |
| 70 X 70 | 8 | 15.29 |
| 70 X 70 | 10 | 19.13 |
| 80 X 80 | 3 | 7.22 |
| 80 X 80 | 3.5 | 8.35 |
| 80 X 80 | 3.6 | 8.59 |
| 80 X 80 | 4 | 9.48 |
| 80 X 80 | 5 | 11.70 |
| 80 X 80 | 6 | 13.80 |
| 80 X 80 | 6.3 | 14.40 |
| 80 X 80 | 8 | 17.83 |
| 80 X 80 | 10 | 21.88 |
| 90 X 90 | 3 | 8.16 |
| 90 X 90 | 3.5 | 9.45 |
| 90 X 90 | 3.6 | 9.72 |
| 90 X 90 | 4 | 10.70 |
| 90 X 90 | 5 | 13.30 |
| 90 X 90 | 6 | 15.70 |
| 90 X 90 | 6.3 | 16.40 |
| 90 X 90 | 8 | 20.32 |
| 90 X 90 | 10 | 25.53 |
| 100 X 100 | 3 | 9.10 |
| 100 X 100 | 4 | 12.00 |
| 100 X 100 | 5 | 14.80 |
| 100 X 100 | 6 | 17.60 |
| 100 X 100 | 6.3 | 18.40 |
| 100 X 100 | 8 | 22.90 |
| 100 X 100 | 10 | 27.86 |
| 100 X 100 | 12 | 33.44 |
| 120 X 120 | 4 | 14.50 |
| 120 X 120 | 5 | 18.00 |
| 120 X 120 | 6 | 21.30 |
| 120 X 120 | 6.3 | 22.30 |
| 120 X 120 | 8 | 27.90 |
| 120 X 120 | 10 | 34.13 |
| 120 X 120 | 12 | 39.94 |
| 120 X 120 | 16 | 54.64 |
| 140 X 140 | 6 | 25.97 |
| 140 X 140 | 8 | 32.89 |
| 140 X 140 | 10 | 41.15 |
| 150 X 150 | 4 | 18.30 |
| 150 X 150 | 5 | 22.70 |
| 150 X 150 | 6 | 27.00 |
| 150 X 150 | 6.3 | 28.30 |
| 150 X 150 | 8 | 35.40 |
| 150 X 150 | 10 | 43.47 |
| 150 X 150 | 12 | 53.48 |
| 150 X 150 | 16 | 65.05 |
| 160 X 160 | 6 | 27.39 |
| 160 X 160 | 8 | 36.90 |
| 160 X 160 | 10 | 46.88 |
| 180 X 180 | 5 | 27.97 |
| 180 X 180 | 6 | 33.26 |
| 180 X 180 | 8 | 43.00 |
| 180 X 180 | 10 | 53.00 |
| 180 X 180 | 12 | 61.01 |
| 180 X 180 | 12.5 | 65.20 |
| 180 X 180 | 16 | 81.30 |
| 200 X 200 | 5 | 31.18 |
| 200 X 200 | 6 | 37.09 |
| 200 X 200 | 8 | 48.00 |
| 200 X 200 | 10 | 59.30 |
| 200 X 200 | 12 | 68.84 |
| 200 X 200 | 12.5 | 73.00 |
| 200 X 200 | 16 | 90.91 |
| 250 X 250 | 6 | 46.83 |
| 250 X 250 | 8 | 60.50 |
| 250 X 250 | 10 | 75.00 |
| 250 X 250 | 12 | 88.45 |
| 250 X 250 | 12.5 | 92.70 |
| 250 X 250 | 16 | 111.48 |
| 300 X 300 | 6 | 55.30 |
| 300 X 300 | 8 | 74.18 |
| 300 X 300 | 10 | 90.70 |
| 300 X 300 | 12 | 108.68 |
| 300 X 300 | 12.5 | 112.00 |
| 300 X 300 | 16 | 141.84 |
| 350 X 350 | 10 | 105.93 |
| 350 X 350 | 12 | 126.74 |
| 350 X 350 | 16 | 166.94 |
| 400 X 400 | 8 | 97.56 |
| 400 X 400 | 10 | 121.95 |
| 400 X 400 | 12 | 151.97 |
| 400 X 400 | 16 | 191.94 |
| Size | S/S Grade 304 | S/S Grade 316 | ||||
|---|---|---|---|---|---|---|
| Wall thickness | Wall thickness | |||||
| 1.5mm | 2.0mm | 3.0mm | 1.5mm | 2.0mm | 3.0mm | |
| 21 x 16 | ✓ | ✓ | ||||
| 32 x 16 | ✓ | ✓ | ✓ | ✓ | ||
| 49 x 24.5 | ✓ | ✓ | ✓ | |||
| 50 x 38 | ✓ | ✓ | ||||
| 65 x 32 | ||||||
| 65 x 33 | ✓ | ✓ | ||||
| 70 x 35 | ||||||
| 72 x 26.5 | ✓ | ✓ | ||||
| 75 x 25 | ||||||
| 78 x 39 | ✓ | ✓ | ✓ | ✓ | ||
| 90 x 45 | ✓ | ✓ | ||||
| 90 x 60 | ✓ | ✓ | ||||
| 98 x 50 | ||||||
| 103 x 51 | ||||||
| 129 x 70 | ✓ | ✓ | ||||
| 130 x 66 | ||||||
| 146 x 76 | ✓ | ✓ | ||||
| 162 x 83 | ||||||
| 164 x 87 | ✓ | ✓ | ||||
| 197 x 103 | ✓ | ✓ | ||||