ASTM B690-02
(Specification)Standard Specification for Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 and UNS N08367) Seamless Pipe and Tube
Standard Specification for Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 and UNS N08367) Seamless Pipe and Tube
SCOPE
1.1 This specification covers iron-nickel-chromium-molybdenum alloys (UNS N08366 and UNS N08367)* cold-finished annealed or hot-finished annealed seamless pipe and tube intended for use in special corrosive service and for heat-resisting applications.
1.2 Pipe and tube shall be supplied in the solution heat treated and descaled condition. When bright annealing is used, descaling is not necessary.
1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
1.4 The following safety hazards caveat pertains only to the test method portion, Section 12, of this specification. This 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 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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Designation: B 690 – 02
Standard Specification for
Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 and
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UNS N08367) Seamless Pipe and Tube
This standard is issued under the fixed designation B 690; 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.
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1. Scope Determine Conformance with Specifications
E 1473 Test Methods for Chemical Analysis of Nickel,
1.1 This specification covers iron-nickel-chromium-
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Cobalt, and High-Temperature Alloys
molybdenum alloys (UNS N08366 and UNS N08367)* cold-
finished annealed or hot-finished annealed seamless pipe and
3. Terminology
tube intended for use in special corrosive service and for
3.1 Definitions of Terms Specific to This Standard:
heat-resisting applications.
3.1.1 average diameter, n—average of the maximum and
1.2 Pipe and tube shall be supplied in the solution heat
minimum outside diameters, or the maximum and minimum
treated and descaled condition. When bright annealing is used,
insidediameters,asdeterminedatanycrosssectionofthetube.
descaling is not necessary.
3.1.2 pipe, n—seamless tube conforming to the particular
1.3 The values stated in inch-pound units are to be regarded
dimensions commercially known as standard pipe (Appendix
as the standard. The values given in parentheses are for
X1).
information only.
3.1.3 tube, n—hollow product of round or any other cross
1.4 The following safety hazards caveat pertains only to the
section having a continuous periphery.
test method portion, Section 12, of this specification. This
standard does not purport to address all of the safety concerns,
4. Ordering Information
if any, associated with its use. It is the responsibility of the user
4.1 It is the responsibility of the purchaser to specify all
of this standard to become familiar with all hazards including
requirements that are necessary for material ordered under this
those identified in the appropriate Material Safety Data Sheet
specification. Examples of such requirements include, but are
for this product/material as provided by the manufacturer, to
not limited to, the following:
establish appropriate safety and health practices, and deter-
4.1.1 Quantity (feet, metres, or number of lengths),
mine the applicability of regulatory limitations prior to use.
4.1.2 Form (seamless tube or pipe),
4.1.3 Name of material or UNS number,
2. Referenced Documents
4.1.4 Finish,
2.1 ASTM Standards:
4.1.5 Dimensions:
A 450/A 450M Specification for General Requirements for
2 4.1.5.1 Tube—Outside diameter, minimum wall thickness,
Carbon, Ferritic Alloy, and Austenitic Alloy Steel Tubes
4.1.5.2 Pipe—Standard pipe size and schedule (Appendix
B 880 Specification for General Requirements for Chemical
X1),
Check Analysis Limits for Nickel, Nickel Alloys and
3 4.1.5.3 Length—Specified or random,
Cobalt Alloys
4 4.1.6 Certification, if required (Section 15),
E8 Test Methods forTensionTesting of Metallic Materials
4.1.7 Purchaser’s inspection, if required, (Section 13),
E29 Practice for Using Significant Digits in Test Data to
4.1.8 ASTM designation and year of issue, and
4.1.9 Samples for product analysis, if required.
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This specification is under the jurisdiction of ASTM Committee B02 on
5. Chemical Composition
Nonferrous Metals Alloys and is the direct responsibility of Subcommittee B02.07
on Refined Nickel and Cobalt and Their Alloys.
5.1 The material shall conform to the composition limits
Current edition approved Oct. 10, 2002. Published December 2002. Originally
specified in Table 1.
published as B 690 – 81. Last previous edition B 690 – 96.
* New designation established in accordance withASTM E 527 and SAE S1086,
Practice for Numbering Metals and Alloys (UNS).
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Annual Book of ASTM Standards, Vol 01.01.
3
5
Annual Book of ASTM Standards, Vol 02.04.
Annual Book of ASTM Standards, Vol 14.02.
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6
Annual Book of ASTM Standards, Vol 03.01.
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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B690–02
A
TABLE 1 Chemical Requirements TABLE 3 Permissible Variations in Outside Diameter Tube
Composition Limits, % Permissible Variations, in. (mm)
Element Outside Diameter, in. (mm)
N08366 N08367 Plus Minus
Carbon 0.035 max 0.030 max Hot-Finished Seamless Tubes
Manganese 2.00 max 2.00 max
Silicon 1.00 max 1.00 max
1 1
4 (101.6) and under ⁄64 0.4) ⁄32 (0.8)
Phosphorus 0.040 max 0.040 max
1 1 3
Over 4 (101.6) to 7 ⁄2 (190.5) incl ⁄64 (0.4) ⁄64 (1.2)
Sulfur 0.030 max 0.030 max
1 1 1
Over 7 ⁄2 (190.5) to 9 (228.6) incl ⁄64 (0.4) ⁄16 (1.6)
...
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