ASTM B523/B523M-06

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Designation: B 523/B 523M – 06
Standard Specification for
Seamless and Welded Zirconium and Zirconium Alloy
1
Tubes
This standard is issued under the fixed designation B 523/B 523M; 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.
1. Scope E 213 Practice for Ultrasonic Examination of Metal Pipe
2 and Tubing
1.1 This specification covers three grades of zirconium and
E 426 Practice for Electromagnetic (Eddy-Current) Exami-
zirconium alloy seamless and welded tubes.
nation of Seamless and Welded Tubular Products, Austen-
1.2 Unless a single unit is used, for example corrosion mass
2
itic Stainless Steel and Similar Alloys
gain in mg/dm , the values stated in either inch-pound or SI
units are to be regarded separately as standard. The values
3. Terminology
stated in each system are not exact equivalents; therefore, each
3.1 Definitions of Terms Specific to This Standard:
system must be used independently of the other. SI values
3.1.1 annealed, n—for purposes of this specification “an-
cannot be mixed with inch-pound values.
nealed” denotes material that exhibits a recrystallized grain
1.3 The following precautionary caveat pertains only to the
structure.
test methods portion of this specification: This standard does
3.2 Lot Definitions:
not purport to address all of the safety concerns, if any,
3.2.1 tubes, n—a lot shall consist of a material of the same
associated with its use. It is the responsibility of the user of this
size, shape, condition, and finish produced from the same ingot
standard to establish appropriate safety and health practices
or powder blend by the same reduction schedule and the same
and determine the applicability of regulatory limitations prior
heat treatment parameters. Unless otherwise agreed between
to use.
manufacturer and purchaser, a lot shall be limited to the
2. Referenced Documents product of an 8 h period for final continuous anneal, or to a
3
single furnace load for final batch anneal.
2.1 ASTM Standards:
A 370 Test Methods and Definitions for MechanicalTesting
4. Classification
of Steel Products
4.1 The tubes are furnished in three grades as follows:
B 551/B 551M Specification for Zirconium and Zirconium
4.1.1 Grade R60702—Unalloyed zirconium.
Alloy Strip, Sheet, and Plate
4.1.2 Grade R60704—Zirconium-tin alloy.
B 614 Practice for Descaling and Cleaning Zirconium and
4.1.3 Grade R60705—Zirconium-niobium alloy.
Zirconium Alloy Surfaces
E8 Test Methods for Tension Testing of Metallic Materials
5. Ordering Information
E29 Practice for Using Significant Digits in Test Data to
5.1 Orders for material under this specification should
Determine Conformance with Specifications
include the following information:
5.1.1 Quantity (weight or number of pieces, or both),
1
5.1.2 Name of material (zirconium seamless or welded
This specification is under the jurisdiction of ASTM Committee B10 on
Reactive and Refractory Metals and Alloys and is the direct responsibility of tube),
Subcommittee B10.02 on Zirconium and Hafnium.
5.1.3 Dimensions (diameter, wall thickness as either aver-
Current edition approved Sept. 1, 2006. Published September 2006. Originally
age or minimum, lengths),
approved in 1970. Last previous edition approved in 2002 as B 523/B 523M – 02.
2
5.1.4 ASTM designation and year of issue,
For ASME Boiler and Pressure Vessel Code Applications, see related Specifi-
cation SB–523 in Section II of that Code.
5.1.5 Grade number (see 4.1), and
3
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
5.1.6 Additions to the specification, if required. See 6.3.1,
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
7.3, 10.1, 12.7.3, 14.1, and 15.1 for additional optional
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. requirements for the purchase order.
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B 523/B 523M – 06
NOTE 1—A typical ordering description is as follows: 1000 pieces of TABLE 2 Permissible Variation in Product Analysis Between
Different Laboratories
seamless zirconium tubes, 2 in. [50 mm] in outside diameter by 0.06 in.
[15 mm] in average wall thickness by 10 ft [3 m] in length, vacuum
Permissible Variation in Product
Element
annealed, ASTM B 523/B 523M - 01, Grade R60702.
Analysis, %
Hydrogen 0.002
6. Materials and Manufacture
Nitrogen 0.01
Carbon 0.01
6.1 Seamless tube shall be made by any seamless method
Hafnium 0.1
that will yield a product meeting the requirement
...