ASTM A106/A53 Carbon Steel Seamless Pipes 15-250mm OD with SCH 10-40 Schedules for Industrial Applications
Seamless carbon steel pipes are manufactured from steel ingots or solid tube blanks through perforation, followed by hot rolling, cold rolling, or cold drawing processes. These pipes are essential components in industrial applications requiring high strength and reliability.
| OD (mm) | OD (inch) | SCH 10 W.T. (mm) | SCH 10 Weight (kg/m) | SCH 30/40 W.T. (mm) | SCH 30/40 Weight (kg/m) |
|---|---|---|---|---|---|
| 15 | 1/2" | - | - | 2.77 | 1.27 |
| 20 | 3/4" | 2.11 | 1.28 | 2.87 | 1.69 |
| 25 | 1" | 2.77 | 2.09 | 3.38 | 2.50 |
| 32 | 1 1/4" | 2.77 | 2.69 | 3.56 | 3.39 |
| 40 | 1 1/2" | 2.77 | 3.11 | 3.68 | 4.05 |
| 50 | 2" | 2.77 | 3.93 | 3.91 | 5.45 |
| 65 | 2 1/2" | 3.05 | 5.26 | 5.16 | 8.64 |
| 80 | 3" | 3.05 | 6.46 | 5.49 | 11.29 |
| 90 | 3 1/2" | 3.05 | 7.41 | 5.74 | 13.58 |
| 100 | 4" | 3.05 | 8.37 | 6.02 | 16.09 |
| 125 | 5" | 3.40 | 11.58 | 6.55 | 21.79 |
| 150 | 6" | 3.40 | 13.85 | 7.11 | 28.29 |
| 200 | 8" | 4.78 | 25.26 | 7.04 | 36.82 |
| 250 | 10" | 4.78 | 31.62 | 7.08 | 51.05 |
This specification covers nominal wall and minimum wall seamless ferritic alloy-steel pipe suitable for high-temperature applications. These pipes are designed for bending, flanging, forming operations, and fusion welding.
| Grade | Heat Treatment Type | Normalizing Temperature Range | Tempering Temperature Range |
|---|---|---|---|
| P5 | Normalize and Temper | - | 1250°F [675°C] |
| P9 | Normalize and Temper | - | 1250°F [675°C] |
| P11 | Normalize and Temper | - | 1200°F [650°C] |
| P22 | Normalize and Temper | - | 1250°F [675°C] |
| P91 | Normalize and Temper | 1900-1975°F [1040-1080°C] | 1350-1470°F [730-800°C] |
| Element | P-5 | P-9 | P-11 | P-22 | P-91 |
|---|---|---|---|---|---|
| Carbon | 0.15 max | 0.15 max | 0.05-0.15 | 0.05-0.15 | 0.08-0.12 |
| Manganese | 0.30-0.60 | 0.30-0.60 | 0.30-0.60 | 0.30-0.60 | 0.30-0.60 |
| Phosphorous | 0.025 max | 0.025 max | 0.025 max | 0.025 max | 0.020 max |
| Sulfur | 0.025 max | 0.025 max | 0.025 max | 0.025 max | 0.010 max |
| Silicon | 0.50 max | 0.25-1.00 | 0.50-1.00 | 0.50 max | 0.20-0.50 |
| Chromium | 4.00-6.00 | 8.00-10.00 | 1.00-1.50 | 1.90-2.60 | 8.00-9.50 |
| Molybdenum | 0.45-0.65 | 0.90-1.10 | 0.44-0.65 | 0.87-1.13 | 0.85-1.05 |
- Bundled packaging with each bundle weighing under 3 tons
- Small outer diameter pipes bundled with 4-8 steel strips
- Polyethylene waterproof cloth covering for weather protection
- Black painting applied to each pipe before bundling
- Transportation via bulk vessel or container shipping
Our main products include stainless steel pipe and plate, seamless steel pipe, galvanized steel pipe, petroleum pipe, helical welded pipe, wear resistant steel plate, and various structural steel products.
Yes, we are pleased to provide free samples for your evaluation.
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Standard delivery time is 7 days for in-stock items. For custom orders, delivery typically takes 15-20 days.
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