ASTM B 581 : 2002 : R2013 : EDT 1
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Standard Specification for Nickel-Chromium-Iron-Molybdenum-Copper Alloy Rod
Hardcopy , PDF
05-12-2023
English
02-01-2013
1.1This specification2 covers rod of Ni-Cr-Fe-Mo-Cu alloys (UNS N06007, N06975, N06985, N06030, and N08031)* as shown in Tables 1-3, for use in general corrosive service.
| Element | Composition Limits, % | ||||
| Alloy N06007 | Alloy N06975 | Alloy N06985 | Alloy N06030 | Alloy N08031 | |
| Nickel | remainderA | 47.0–52.0 | remainderA | remainderA | 30.0-32.0 |
| Chromium | 21.0–23.5 | 23.0–26.0 | 21.0–23.5 | 28.0–31.5 | 26.0-28.0 |
| Iron | 18.0–21.0 | remainderA | 18.0–21.0 | 13.0–17.0 | remainderA |
| Molybdenum | 5.5–7.5 | 5.0–7.0 | 6.0–8.0 | 4.0–6.0 | 6.0-7.0† |
| Copper | 1.5–2.5 | 0.70–1.20 | 1.5–2.5 | 1.0–2.4 | 1.0-1.4 |
| Manganese | 1.0–2.0 | 1.0 max | 1.0 max | 1.5 max | 2.0 max |
| Cobalt, max | 2.5 | ... | 5.0 max | 5.0 max | ... |
| Carbon, max | 0.05 | 0.03 | 0.015 max | 0.03 max | 0.015 |
| Tungsten | 1.0 max | ... | 1.5 max | 1.5–4.0 | ... |
| Silicon, max | 1.0 | 1.0 | 1.0 max | 0.8 max | 0.3 |
| Phosphorus, max | 0.04 | 0.03 | 0.04 max | 0.04 max | 0.020 |
| Sulfur, max | 0.03 | 0.03 | 0.03 max | 0.02 max | 0.010 |
| Columbium + tantalum | 1.75–2.50 | ... | 0.50 max | 0.30–1.50 | ... |
| Titanium | ... | 0.7–1.5 | ... | ... | ... |
| Nitrogen | 0.15-0.25 | ... | ... | ... | ... |
| Alloy | Specified Diameter, in. (mm) | Tensile Strength min, psi (MPa) | Yield Strength (0.2 % Offset), min, psi (MPa) | Elongation in 2 in. or 50.8 mm or 4D A min |
| N06007 | 5/16to 3/4(7.94 to 19.05), incl | 90000 (621) | 35000 (241) | 35 |
| Over 3/4to 31/2(19.05 to 88.9), incl | 85000 (586) | 30000 (207) | 30 | |
| N06975 | 5/16to 31/2(7.94 to 88.9), incl | 85000 (586) | 32000 (221) | 40 |
| N06985 | 5/16to 3/4(7.9 to 19.05), incl | 90000 (621) | 35000 (241) | 45 |
| Over 3/4to 31/2(19.05 to 88.9), incl | 85000 (586) | 30000 (207) | 35 | |
| N06030 | ... | 85000 (586) | 35000 (241) | 30 |
| N08031 | All sizes | 94 000 (648) | 40 000 (276) | 40 |
| Specified Diameter, in. (mm) | Permissible Variations, in. (mm) | ||
| Diameter | Out-of-Roundness, max | ||
| + | − | ||
| Hot-Finished, Annealed, and Descaled Rods | |||
| 5/16to 7/16(7.94 to 11.11), incl | 0.012 (0.305) | 0.012 (0.305) | 0.018 (0.457) |
| Over 7/16to 5/8(11.11 to 15.87), incl | 0.014 (0.355) | 0.014 (0.355) | 0.020 (0.508) |
| Over 5/8to 3/4(15.87 to 19.05), excl | 0.016 (0.406) | 0.016 (0.406) | 0.024 (0.610) |
| Hot-Finished, Annealed, and Ground or Turned Rods | |||
| 3/4to 31/2(19.05 to 88.9), incl | 0.010 (0.254) | 0 | 0.008 (0.203) |
1.2The following products are covered under this specification:
1.3The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
1.4This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to become familiar with all hazards including those identified in the appropriate Material Safety Data Sheet (MSDS) for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, and determine the applicability of regulatory limitations prior to use.
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