Carbon Steel, Forged Screwed Flange (BSPT), ASME B16.5 ANSI 150 ASTM A105N
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A105N - A105 Normalised (Heat Treated), for superior strength & performance in low temperatures.
Chemical Requirements ASTM A105| Element | Composition, % |
| Carbon | 0.35 max |
| Manganese | 0.60-1.05 |
| Phosphorus | 0.035 max |
| Sulfur | 0.040 max |
| Silicon | 0.10-0.35 |
| Copper | 0.40 max (1) |
| Nickel | 0.40 max (1) |
| Chromium | 0.30 max (1-2) |
| Molybdenum | 0.12 max (1-2) |
| Vanadium | 0.08 max |
(1) The sum of copper, nickel, chromium, molybdenum and vanadium shall not exceed 1.00%.
(2) The sum of chromium and molybdenum shall not exceed 0.32%.
Note:
For each reduction of 0.01% below the specified carbon maximum (0.35%), an increase of 0.06% manganese above the specified maximum (1.05%) will be permitted up to a maximum of 1.35%. |
Options| Size | Code |
| 1/2" | FL08-ANSI150 |
| 3/4" | FL12-ANSI150 |
| 1'' | FL16-ANSI150 |
| 1 1/4" | FL20-ANSI150 |
| 1 1/2" | FL24-ANSI150 |
| 2'' | FL32-ANSI150 |
| 2 1/2'' | FL40-ANSI150 |
| 3'' | FL48-ANSI150 |
| 4'' | FL64-ANSI150 |
Customs Tariff Codes| Flanges, Steel (Not Stainless Steel) | 7307910090 |
