Pipes & Tubes
Thobex Piping System Pvt. Ltd. is a leading manufacturer, supplier, and exporter of high-quality pipes and tubes in a wide range of ASTM-grade materials. We offer seamless and welded pipes and tubes that are designed to withstand high pressure, temperature, and corrosion in demanding industrial environments. Our products are available in various sizes, thicknesses, and finishes to meet the diverse needs of sectors like oil & gas, petrochemical, power, and construction. With a strong focus on quality, all our pipes and tubes conform to international standards and client specifications.
Common Types All Grade Pipes Suppliers in India
Stainles Steel Pipes
Carbon Steel Pipes
Nickel & Copper Alloy
ASTM A106 Grade B Carbon Steel Pipes Specification
| Specification | Description |
|---|---|
| Standard | ASTM A106 |
| Grade | Grade B |
| Type | Seamless and Welded |
| Size Range | 1/2" - 36" |
| Wall Thickness | SCH 40, SCH 80, SCH 160, XXS |
| Length | Single Random, Double Random, Cut Length |
| Ends | Plain End, Beveled End, Threaded |
| Surface Coating | Black or Galvanized |
Chemical Composition of ASTM A106 Grade B Carbon Steel Pipes
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.30% max |
| Manganese (Mn) | 0.29–1.06% |
| Phosphorus (P) | 0.035% max |
| Sulfur (S) | 0.035% max |
| Silicon (Si) | 0.10% min |
| Chromium (Cr) | 0.40% max |
| Copper (Cu) | 0.40% max |
| Nickel (Ni) | 0.40% max |
| Molybdenum (Mo) | 0.15% max |
Specification of Stainless Steel 304/304L/304H Seamless Welded Pipes And Tubes
| Stainless Steel Pipe Specification | ASTM A312, A358 / ASME SA312, SA358 |
|---|---|
| SS Tube Specification | ASTM A213, A269, A249, A511, A554 / ASME SA213, SA269, SA249, SA511, SA554 |
| Pipe Size | 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes |
| Tube Size | 1/2" OD to 8" OD |
| Thickness Range | 0.3mm – 50mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Type | Seamless / ERW / Welded / Fabricated Pipes |
| Form | Round, Square, Rectangular, Oval, Hydraulic etc. |
| Length | Single Random, Double Random & Required Length |
| End | Plain End, Beveled End, Threaded |
| End Protection | Plastic Caps |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer requirements |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Inspection, Test Reports |
Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports |
| Packing | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customer Requests |
| Specials | Sizes and Specifications other than above can be manufactured on request |
Exporters of Carbon Steel Pipe & SS Pipes and Tube
| Saudi Arabia | Qatar | Canada | Bangladesh |
| Oman | UAE | Venezuela | Turkey |
| Kuwait | Africa | United Kingdom | Singapore |
| Netherlands | China | Malaysia | Sri Lanka |
Weight Chart For Pipes
| NPS (Inches) | OD (mm) | Sch 10S (kg/m) | Sch 40S (kg/m) | Sch 80S (kg/m) |
|---|---|---|---|---|
| 1/2" | 21.3 | 0.85 | 1.27 | 1.68 |
| 3/4" | 26.7 | 1.27 | 1.68 | 2.44 |
| 1" | 33.4 | 1.68 | 2.47 | 3.38 |
| 1 1/4" | 42.2 | 2.54 | 3.39 | 4.63 |
| 1 1/2" | 48.3 | 3.05 | 4.01 | 5.44 |
| 2" | 60.3 | 3.95 | 5.44 | 7.47 |
| 2 1/2" | 73.0 | 5.42 | 8.63 | 11.60 |
| 3" | 88.9 | 6.84 | 11.29 | 15.33 |
| 4" | 114.3 | 9.56 | 15.32 | 21.95 |
| 5" | 141.3 | 12.98 | 20.64 | 29.79 |
| 6" | 168.3 | 15.84 | 26.74 | 37.49 |
| 8" | 219.1 | 21.48 | 37.53 | 53.52 |
| 10" | 273.0 | 27.52 | 53.52 | 72.27 |
| 12" | 323.9 | 36.72 | 67.58 | 95.84 |
Standards and Certification.
| Property | Details |
|---|---|
| Material | Carbon Steel (commonly ASTM A106, ASTM A53, API 5L) |
| Grades | ASTM A106 Grade A, B, C ASTM A53 Grade A, B API 5L B, X42, X46, X52, X56, X60 |
| Composition | Carbon (0.05% to 2.0%) Manganese (up to 1.65%) Phosphorus and Sulfur (up to 0.05%) |
| Yield Strength | 250-540 MPa (depending on grade and size) |
| Tensile Strength | 400-700 MPa (depending on grade and size) |
| Elongation | 20-30% (depending on grade and wall thickness) |
| Hardness | 120-170 HB (depending on carbon content and heat treatment) |
| Thickness | 1.65 mm to 40 mm (depends on pipe size and grade) |
| Diameter | 1/8 inch to 80 inches (varies by grade and schedule) |
| Wall Thickness Classes | Schedule 40, 80, 160 Schedule XS (Extra Strong) Schedule XXS (Double Extra Strong) |
| Temperature Range | Up to 400°C (for normal carbon steel) Higher limits possible with alloyed grades (up to 600°C) |
| Applications | Oil and gas transmission Chemical processing Water transport Heat exchangers |
| Corrosion Resistance | Moderate; requires coating or corrosion inhibitors for harsh environments |
| Weldability | Good weldability for most grades, with preheating in higher carbon grades for thicker sections |
| Bending Radius | Minimum 3 times pipe diameter for cold bending (varies by material grade) |
Common types of ASTM A106 Grade B Pipe Suppliers in India
Stainles Steel Pipes
Carbon Steel Pipes
Nickel & Copper Alloy
Hastalloy Pipes
Inconel Pipes
Incoloy Pipes
Monels Pipes
Titanium Pioes
