ASTM B581-02(2013)e1

Standard Specification for Nickel-Chromium-Iron-Molybdenum-Copper Alloy Rod

ASTM International , 02/01/2013

Publisher: ASTM

File Format: PDF

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Description

Standard By:ASTM International , 02/01/2013

Published:02/01/2013

Pages:4

File Size:1 file , 77 KB

Language:English

Note:This product is unavailable in Russia, Ukraine, Belarus

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.

TABLE 1 Chemical Requirements

Element	Composition Limits, %
Element	Alloy N06007	Alloy N06975	Alloy N06985	Alloy N06030	Alloy N08031
Nickel	remainder^A	47.0-52.0	remainder^A	remainder^A	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	remainder^A	18.0-21.0	13.0-17.0	remainder^A
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	...	...	...	...

^A See 13.1.1.

†Editorially corrected.

TABLE 2 Mechanical Property Requirements

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

^A D refers to the diameter of the tension specimen.

TABLE 3 Permissible Variations in Diameter and Out-of-Roundness of Rods

Specified Diameter, in. (mm)	Permissible Variations, in. (mm)
	Diameter		Out-of-Roundness, max
	+	−	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:

1.2.1Rods ⁵/₁₆to ³/₄in. (7.94 to 19.05 mm) excl in diameter, hot- or cold-finished, solution annealed and pickled or mechanically descaled.

1.2.2Rods ³/₄to 3¹/₂in. (19.05 to 88.9 mm) incl in diameter, hot- or cold-finished, solution annealed, ground or turned.

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.