ASTM B751-99
(Specification)Standard Specification for General Requirements for Nickel and Nickel Alloy Welded Tube
Standard Specification for General Requirements for Nickel and Nickel Alloy Welded Tube
SCOPE
1.1 This specification contains various requirements that, with the exception of Sections 6 and 7, are mandatory requirements to the following ASTM nickel and nickel alloy, longitudinally welded tubular product specifications:Title of SpecificationASTM DesignationWelded UNS N08020, N08024, and UNS N08026 Alloy TubesB 468Welded UNS N08120, UNS N08800, UNS N08810, UNS N08811 Alloy TubesB 515Welded Nickel-Chromium-Iron Alloy (UNS N06600, UNS N06603, UNS N06025, and UNS N06045) TubesB 516Welded Nickel and Nickel-Cobalt Alloy TubeB 626UNS N08904, UNS N08925, and UNS N08926 Welded TubeB 674UNS N08366 and UNS N08367 Welded TubeB 676Welded UNS N06625, N06219, and N08825 Alloy TubesB 704Ni-Cr-Mo-Co-W-Fe-Si Alloy (UNS N06333) Welded TubeB 726Welded Nickel (UNS N02200/UNS N02201) and Nickel Copper Alloy (UNS N04400) Tube B 730
1.2 One or more of the test requirements of Section apply only if specifically stated in the product specification or in the purchase order.
1.3 In case of conflict between a requirement of the product specification and a requirement of this general specification, only the requirement of the product specification need be satisfied.
1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
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Contact ASTM International (www.astm.org) for the latest information.
Designation: B 751 – 99 An American National Standard
Standard Specification for
General Requirements for Nickel and Nickel Alloy Welded
1
Tube
This standard is issued under the fixed designation B 751; 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
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E 39 Test Methods for Chemical Analysis of Nickel
1.1 This specification contains various requirements that,
E 76 Test Methods for Chemical Analysis of Nickel-Copper
with the exception of Sections 6 and 7, are mandatory
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Alloys
requirements to the following ASTM nickel and nickel alloy,
E 112 Test Methods for Determining the Average Grain
longitudinally welded tubular product specifications:
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Size
ASTM Designa-
Title of Specification
2,3
E 213 Practice for Ultrasonic Examination of Metal Pipe
tion
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Welded UNS N08020, UNS N08026, and UNS N08024 Alloy B 468
and Tubing
Tubes
E 426 Practice for Electromagnetic (Eddy-Current) Exami-
Welded UNS N08800 and UNS N08810 Alloy Tubes B 515
nation of Seamless and Welded Tubular Products, Austen-
Welded Nickel-Chromium-Iron Alloy (UNS N06600) Tubes B 516
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Welded Nickel and Nickel-Cobalt Alloy Tube B 626
itic Stainless Steel and Similar Alloys
UNS N08904, UNS N08925, and UNS N08926 Welded Tube B 674
E 571 Practice for Electromagnetic (Eddy-Current) Exami-
UNS N08366 and UNS N08367 Welded Tube B 676
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Welded UNS N06625 and N08825 Alloy Tubes B 704 nation of Nickel and Nickel Alloy Tubular Products
Ni-Cr-Mo-Co-W-Fe-Si Alloy (UNS N06333) Welded Tube B 726
E 1473 Test Methods for Chemical Analysis of Nickel,
Welded Nickel (UNS N02200/UNS N02201) and Nickel Cop- B 730
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Cobalt, and High-Temperature Alloys
per Alloy (UNS N04400) Tube
1.2 One or more of the test requirements of Section 6 apply 3. Terminology
only if specifically stated in the product specification or in the
3.1 Definitions:
purchase order.
3.1.1 average diameter—the average of the maximum and
1.3 In case of conflict between a requirement of the product
minimum outside diameters, as determined at any one cross
specification and a requirement of this general specification,
section of the tube.
only the requirement of the product specification need be
3.1.2 nominal wall—a specified wall thickness with a plus
satisfied.
and minus tolerance from the specified thickness.
1.4 The values stated in inch-pound units are to be regarded
3.1.3 thin wall tube—tube with specified wall thickness 3 %
as the standard. The values given in parentheses are for
or less of the specified outside diameter.
information only.
3.1.4 welded tube—a hollow product of round or any other
cross section having a continuous periphery.
2. Referenced Documents
2.1 ASTM Standards: 4. Dimensions and Permissible Variations
B 880 Specification for General Requirements for Chemical
4.1 Diameter and Wall Thickness—Individual measure-
Check Analysis Limits for Nickel, Nickel Alloys and
ments shall not exceed the tolerances specified in Table 1. The
2
Cobalt Alloys
permissible variation in outside diameter is not sufficient to
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E 8 Test Methods for Tension Testing of Metallic Materials
provide for ovality in thin-walled tubes. For thin-walled tubes
E 18 Test Methods for Rockwell Hardness and Rockwell
the maximum and minimum diameters at any cross section
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Superficial Hardness of Metallic Materials
shall not deviate from the nominal diameter by more than twice
E 29 Practice for Using Significant Digits in Test Data to
the permissible variation in outside diameter given in the table;
however, the mean diameter at that cross section must still be
within the permissible variation.
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4.2 Length—When material is ordered cut-to-length, the
This specification is under the jurisdiction of ASTM Committee B-2 on
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee
B02.07 on Refined Nickel and Cobalt and Their Alloys.
Current edition approved July 10, 1999. Published September 1999. Originally
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published as B 751 – 85. Last previous edition B 751 – 95a. Annual Book of ASTM Standards, Vol 14.02.
2 6
Annual Book of ASTM Standards, Vol 02.04. Annual Book of ASTM Standards, Vol 03.05.
3 7
Annual Book of ASTM Standards, Vol 02.01. Annual Book of ASTM Standards, Vol 03.03.
4 8
Annual Book of ASTM Standards, Vol 03.01. Annual Book of ASTM Standards, Vol 03.06.
Copyright © ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.
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B 751
A,B
TABLE 1 Permissible Variations for Outside Diameter and Wall Thickness of Welded Tube
Permissible Variations
Thickness of
Specified Outside
...
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