1.1 ,This specification2 covers plate, sheet, and strip of low-carbon nickel-chromium-molybdenum alloys (UNS N10276, N06022, N06455, N06035, N06044, UNS N06058, UNS N06059),3 low-carbon nickel-chromium-molybdenum-copper alloy (UNS N06200), low-carbon nickel-molybdenum-chromium (UNS N10362), low-carbon nickel-chromium-molybdenum-tantalum alloy (UNS N06210), and low-carbon nickel-chromium-molybdenum-tungsten alloy (UNS N06686) as shown in Table 1, for use in general corrosive service.
TABLE 1 Chemical Requirements
| Element | Composition Limits, ,% | ||||||||||
| Alloy | Alloy | Alloy | Alloy | Alloy | Alloy | Alloy | Alloy | Alloy | Alloy | Alloy | |
| Molybdenum | 7.60–,9.00 | 0.80-1.20 | 15.0–,17.0 | 12.5–,14.5 | 14.0–,17.0 | 15.0–,16.5 | 18.5–,21.0 | 15.0–,17.0 | 18.0–,20.0 | 21.5–,23.0 | 15.0-17.0 |
| Chromium | 32.25–,34.25 | 43.5-45.3 | 14.5–,16.5 | 20.0–,22.5 | 14.0–,18.0 | 22.0–,24.0 | 20.0–,23.0 | 22.0–,24.0 | 18.0–,20.0 | 13.8–,15.6 | 19.0-23.0 |
| Iron | 2.00 max | 0.3 max | 4.0–,7.0 | 2.0–,6.0 | 3.0 max | 1.5, max | 1.5, max | 3.0 max | 1.0 max | 1.25 max | 5.0 max |
| Tungsten | 0.60 max | ... | 3.0–,4.5 | 2.5–,3.5 | ... | ... | 0.3 max | ... | ... | ... | 3.0-4.4 |
| Cobalt, max | 1.00 | ... | 2.5 | 2.5 | 2.0 | 0.3 | 0.3 | 2.0 max | 1.0 | ... | ... |
| Carbon, max | 0.050 | 0.02 | 0.010 | 0.015 | 0.015 | 0.010 | 0.010 | 0.010 | 0.015 | 0.010 | 0.010 |
| Silicon, max | 0.60 | 0.20 | 0.08 | 0.08 | 0.08 | 0.10 | 0.10 | 0.08 | 0.08 | 0.08 | 0.08 |
| Manganese, max | 0.50 | 0.07-0.30 | 1.0 | 0.50 | 1.0 | 0.5 | 0.5 | 0.50 | 0.5 | 0.60 | 0.75 |
| Vanadium, max | 0.20 | ... | 0.35 | 0.35 | ... | ... | ... | ... | 0.35 | ... | ... |
| Phosphorus, max | 0.030 | 0.020 | 0.04 | 0.02 | 0.04 | 0.015 | 0.015 | 0.025 | 0.02 | 0.025 | 0.04 |
| Sulfur, max | 0.015 | 0.020 | 0.03 | 0.02 | 0.03 | 0.010 | 0.010 | 0.010 | 0.02 | 0.010 | 0.02 |
| Titanium | ... | 0.10-0.30 | ... | ... | 0.7 max | ... | ... | ... | ... | ... | 0.02-0.25 |
| Nickel | remainderA | Bal | remainderA | remainderA | remainderA | Bal | Bal | remainderA | remainderA | remainderA | remainderA |
| Aluminum | 0.40 max | 0.30 max | ... | ... | ... | 0.1–,0.4 | 0.40 max | 0.50 max | ... | 0.50 max | ... |
| Copper | 0.30 max | ... | ... | ... | ... | 0.50 max | 0.50 max | 1.3–,1.9 | ... | ... | ... |
| Tantalum | ... | ... | ... | ... | ... | ... | ... | ... | 1.5–,2.2 | ... | ... |
| Nitrogen | ... | ... | ... | ... | ... | ... | 0.02–,0.15 | , | , | , | , |