A premier manufacturer and global exporter of high-quality Flanges, Pipe Fittings, and Forged Fittings. Delivering precision-engineered solutions in Stainless, Carbon, and Alloy Steel to over 60 countries.
Comprehensive piping solutions in Stainless, Carbon, and Exotic Alloys for critical industries.
SOTCO supplies a vast inventory of Seamless and Welded pipes designed for high-temperature, high-pressure, and corrosive environments. From standard Carbon Steel for transmission lines to specialized Titanium and Tantalum tubes for chemical processing, our range covers every industrial requirement.
Customization: We offer value-added services including custom cutting (Cut-to-Length), beveling, threading, and specialized coatings (3LPE, FBE, Galvanizing) to meet exact project specifications.
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Manufacturing Types |
Seamless: Extruded / Cold Drawn (No weld seam) Welded: ERW (Electric Resistance Weld), EFW (Electric Fusion Weld), LSAW, DSAW |
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Size Range |
Seamless: 1/8″ NB to 24″ NB Welded: 1/2″ NB to 100″ NB (Custom Fabrication available) |
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Schedules (Wall Thk) |
Sch 5S, 10S, 20, 30, 40/40S (STD), 60, 80/80S (XS), 100, 120, 140, 160, XXS Custom wall thickness available on request. |
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Length Options |
Single Random Length (SRL: 5-7m), Double Random Length (DRL: 11-13m) Custom: Fixed Cut Lengths (e.g., 6m exactly) |
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End Connections | Plain End (PE), Beveled End (BE - 37.5°), Threaded (NPT/BSP) |
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Surface Finish |
SS: Annealed & Pickled (AP), Polished (Grit 180-600), Mirror Finish CS: Black Phosphate, Anti-Rust Oil, Varnished, Galvanized |
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Key Standards | ASTM, ASME, API 5L, DIN, JIS, EN, BS, GOST, NACE MR 0175 |
Austenitic: 304/304L, 316/316L, 321, 310S, 347H, 904L
Duplex: S31803 (2205)
Super Duplex: S32750 (2507), S32760
Carbon: ASTM A106 Gr.B/C, A53, API 5L (X42 - X80)
Low Temp: ASTM A333 Gr.6, Gr.3
Alloy: ASTM A335 P1, P5, P9, P11, P22, P91
Inconel: 600, 601, 625, 718
Incoloy: 800, 800H, 800HT, 825
Monel: 400, K500
Hastelloy: C276, C22, B2
Titanium: Gr.1, Gr.2, Gr.5 (Ti-6Al-4V)
Copper: Cu-Ni 90/10 (C70600), 70/30 (C71500)
Others: Tantalum, Aluminum, Brass
| Nominal Bore | O.D. (mm) |
Sch 5S | Sch 10S | Sch 40S | Sch 80S | Sch 160S | Sch XXS | |||||||
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| mm | Inch | Wall | Kg/m | Wall | Kg/m | Wall | Kg/m | Wall | Kg/m | Wall | Kg/m | Wall | Kg/m | |
| 3 | 1/8" | 10.3 | 1.24 | 0.28 | 1.24 | 0.28 | 1.73 | 0.37 | 2.41 | 0.47 | - | - | - | - |
| 6 | 1/4" | 13.7 | 1.24 | 0.39 | 1.65 | 0.49 | 2.24 | 0.63 | 3.02 | 0.80 | - | - | - | - |
| 10 | 3/8" | 17.1 | 1.24 | 0.49 | 1.65 | 0.63 | 2.31 | 0.85 | 3.20 | 1.10 | - | - | - | - |
| 15 | 1/2" | 21.3 | 1.65 | 0.80 | 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 | 3.20 | 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 | 11.10 | 11.07 | 13.44 |
| 65 | 2.1/2" | 73.0 | 2.11 | 3.69 | 3.05 | 5.26 | 5.16 | 8.63 | 7.01 | 11.40 | 9.53 | 14.90 | 14.20 | 20.39 |
| 80 | 3" | 88.9 | 2.11 | 4.51 | 3.05 | 6.45 | 5.49 | 11.30 | 7.62 | 15.20 | 11.10 | 21.30 | 15.24 | 27.65 |
| 100 | 4" | 114.3 | 2.11 | 5.84 | 3.05 | 8.36 | 6.02 | 16.07 | 8.56 | 22.30 | 13.49 | 33.54 | 17.12 | 41.03 |
| 125 | 5" | 141.3 | 2.77 | 9.47 | 3.40 | 11.57 | 6.55 | 21.80 | 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 | 28.30 | 10.97 | 42.70 | 18.20 | 67.56 | 21.95 | 79.22 |
| 200 | 8" | 219.1 | 2.77 | 14.79 | 3.76 | 19.96 | 8.18 | 42.60 | 12.70 | 64.60 | 23.00 | 111.2 | 22.23 | 107.8 |
| 250 | 10" | 273.1 | 3.40 | 22.63 | 4.19 | 27.78 | 9.27 | 60.50 | 12.70 | 96.00 | 28.60 | 172.4 | 25.40 | 155.1 |
| 300 | 12" | 323.9 | 3.96 | 31.25 | 4.57 | 36.00 | 9.52 | 73.88 | 12.70 | 132.0 | 33.32 | 238.7 | 25.40 | 186.9 |
| 350 | 14" | 355.6 | 3.96 | 34.36 | 4.78 | 41.30 | 11.13 | 94.59 | 19.05 | 158.0 | 35.71 | 281.7 | - | - |
| 400 | 16" | 406.4 | 4.19 | 41.56 | 4.78 | 47.29 | 12.70 | 123.3 | 21.41 | 203.3 | 40.46 | 365.1 | - | - |
| 450 | 18" | 457.2 | 4.19 | 46.80 | 4.78 | 53.42 | 14.27 | 155.8 | 23.80 | 254.3 | 45.71 | 466.4 | - | - |
| 500 | 20" | 508.0 | 4.78 | 59.25 | 5.54 | 68.71 | 15.09 | 183.4 | 26.19 | 311.2 | 49.99 | 564.6 | - | - |
| 600 | 24" | 609.6 | 5.54 | 82.47 | 6.35 | 94.45 | 17.48 | 255.4 | 30.96 | 442.0 | 59.54 | 808.2 | - | - |
We provide precise cut-to-length service to minimize onsite wastage.
All pipes undergo Hydro-testing, UT, and PMI with full MTC 3.1/3.2 certification.
Inventory stocked to ASME, API, and DIN standards for immediate dispatch.