ASTM B335-03

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Designation: B 335 – 03
Standard Specification for
1
Nickel-Molybdenum Alloy Rod
This standard is issued under the fixed designation B 335; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
TABLE 1 Chemical Requirements
1. Scope
2
Composition Limits, %
1.1 This specification covers rod of nickel-molybdenum
Element
Alloy Alloy Alloy Alloy Alloy
alloys (UNS N10001, N10665, N10675, N10629, and
N10001 N10665 N10675 N10629 N10624
N10624)* as shown in Table 1, for use in general corrosive
A A A
Nickel remainder remainder 65.0 min remainder Bal
service.
Molybdenum 26.0–30.0 26.0–30.0 27.0–32.0 26.0–30.0 21.0-25.0
1.2 The following products are covered under this specifi-
Iron 4.0–6.0 2.0 max 1.0–3.0 1.0–6.0 5.0-8.0
cation: Chromium 1.0 max 1.0 max 1.0–3.0 0.5–1.5 6.0-10.0
Carbon, 0.05 0.02 0.01 0.01 0.01
5 3
1.2.1 Rods ⁄16 to ⁄4 in. (7.94 to 19.05 mm) excl in diameter,
max
hot or cold finished, solution annealed and pickled or mechani-
Silicon, max 1.0 0.10 0.10 0.05 0.10
cally descaled. Cobalt, max 2.5 1.00 3.0 2.5 1.0
Manganese, 1.0 1.0 3.0 1.5 1.0
3 1
1.2.2 Rods ⁄4 to 3 ⁄2 in. (19.05 to 88.9 mm) incl in diameter,
max
hot or cold finished, solution annealed, ground or turned.
Phosphorus, 0.04 0.04 0.030 0.04 0.025
max
1.3 The values stated in inch-pound units are to be regarded
Sulfur, max 0.03 0.03 0.010 0.01 0.01
as the standard.
Vanadium 0.2–0.4 . 0.20 max . .
1.4 This standard does not purport to address all of the
Nickel plus . . 94.0–98.0 .
Molybdenum
safety concerns, if any, associated with its use. It is the
Aluminum . . 0.50 max 0.1–0.5 0.5
responsibility of the user of this standard to become familiar
Columbium . . 0.20 .
with all hazards including those identified in the appropriate
(Nb), max
Copper, max . . 0.20 0.5 0.5
Material Safety Data Sheet for this product/material as pro-
Tantalum, . . 0.20 .
vided by the manufacturer, to establish appropriate safety and
max
health practices, and determine the applicability of regulatory
Titanium, . . 0.20 .
max
limitations prior to use.
Tungsten, . . 3.0 .
max
2. Referenced Documents
Zirconium, . . 0.10 .
max
2.1 ASTM Standards:
Magnesium, . . . . .
B 880 Specification for General Requirements for Chemical
max
Check Analysis Limits for Nickel, Nickel Alloys and
A
See 12.1
3
Cobalt Alloys
4
E 8 Test Methods forTensionTesting of Metallic Materials
6
Alloys for Determination of Chemical Composition
E 29 Practice for Using Significant Digits in Test Data to
5
E 1473 Test Methods for Chemical Analysis of Nickel,
Determine Conformance with Specifications
6
Cobalt, and High-Temperature Alloys
E 55 Practice for SamplingWrought Nonferrous Metals and
3. Terminology
1
This specification is under the jurisdiction of ASTM Committee B02 on 3.1 Definitions of Terms Specific to This Standard:
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee
3.1.1 rod—a product of round solid section furnished in
B02.07 on Refined Nickel and Cobalt and Their Alloys.
straight lengths.
Current edition approved June 10, 2003. Published July 2003. Originally
approved in 1958. Last previous edition approved in 1998 as B 335 - 98.
2 4. Ordering Information
For ASME Boiler and Pressure Vessel Code applications see related Specifi-
cation SB-335 in Section II of that Code.
4.1 It is the responsibility of the purchaser to specify all
* New designation established in accordance withASTM E 527 and SAE J1086,
requirements that are necessary for material ordered under this
Recommended Practice for Numbering Metals and Alloys (UNS).
3
Annual Book of ASTM Standards, Vol 02.04.
4
Annual Book of ASTM Standards, Vol 03.01.
5 6
Annual Book of ASTM Standards, Vol 14.02. Annual Book of ASTM Standards, Vol 03.05.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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B335–03
specification. Examples of such requirements include, but are
Density
3 3
Alloy lb/in g/cm
not limited to the following:
N10001 0.334 9.24
4.1.1 Alloy—Table 1.
N10665 0.333 9.22
4.1.2 Dimensions—Nominal diameter and length. The
N10675 0.333 9.22
N10629 0.333 9.22
shortest usable multiple length shall be specified (Table 2).
N10624 0.322 8.9
4.1.3 Certification—State if certification or a report of test
results is required (Section 16). 7.7 Straightness—The maximum curvature (depth of chord)
shall not exceed 0.050 in. multiplied by the length of the chord
4.1.4 Purch
...