ASTM B653/B653M-02
(Specification)Standard Specification for Seamless and Welded Zirconium and Zirconium Alloy Welding Fittings
Standard Specification for Seamless and Welded Zirconium and Zirconium Alloy Welding Fittings
SCOPE
1.1 This specification covers fittings, factory made from zirconium and zirconium alloys. The term welding fittings applies to butt-welding parts such as 45 and 90° elbows, 180° returns, caps, tees, reducers, lap-joint stub ends, and other types.
1.2 The values stated in either inch-pound or SI units are to be regarded separately as standard. The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other. SI values cannot be mixed with inch-pound values.
1.3 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 establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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Designation: B 653/B 653M – 02
Standard Specification for
Seamless and Welded Zirconium and Zirconium Alloy
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Welding Fittings
This standard is issued under the fixed designation B 653/B 653M; 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 B 36.19 Stainless Steel Pipe
2.3 Manufacturers’ Standardization Society of the Valve
1.1 This specification covers fittings, factory made from
and Fittings Industry Standards:
three grades of zirconium and zirconium alloys. The term
SP-25 Standard Marking System for Valves, Fittings,
welding fittings applies to butt-welding parts such as 45 and
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Flanges, and Unions
90° elbows, 180° returns, caps, tees, reducers, lap-joint stub
SP-43 Standard Practice for Light Weight Stainless Steel
ends, and other types.
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Fittings
1.2 The values stated in either inch-pound units or SI units
2.4 American Society of Mechanical Engineers:
are to be regarded separately as the standard. Within the text,
ASME Boiler and Pressure Vessel Code, Sections VIII and
the SI units are shown in brackets. The values stated in each
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IX
system are not exact equivalents; therefore, each system must
be used independently of the other. Combining values from the
3. Terminology
two systems may result in nonconformance with the specifi-
3.1 Lot Definitions:
cation.
3.1.1 castings—a lot shall consist of all castings produced
1.3 This standard does not purport to address all of the
from the same pour.
safety concerns, if any, associated with its use. It is the
3.1.2 ingot—no definition required.
responsibility of the user of this standard to establish appro-
3.1.3 rounds, flats, tubes, and wrought powder metallurgical
priate safety and health practices and determine the applica-
products (single definition, common to nuclear and non-
bility of regulatory limitations prior to use.
nuclear standards)—a lot shall consist of a material of the
2. Referenced Documents same size, shape, condition, and finish produced from the same
ingot or powder blend by the same reduction schedule and the
2.1 ASTM Standards:
same heat treatment parameters. Unless otherwise agreed
B 493 Specification for Zirconium and Zirconium Alloy
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between manufacturer and purchaser, a lot shall be limited to
Forgings
the product of an 8 h period for final continuous anneal, or to
B 523 Specification for Seamless and Welded Zirconium
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a single furnace loaf for final batch anneal.
and Zirconium Alloy Tubes
3.1.4 sponge—a lot shall consist of a single blend produced
B 550 SpecificationforZirconiumandZirconiumAlloyBar
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at one time.
and Wire
3.1.5 weld fittings—definition is to be mutually agreed upon
B 551 Specification for Zirconium and Zirconium Alloy
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between manufacturer and the purchaser.
Strip, Sheet, and Plate
B 614 Practice for Descaling and Cleaning Zirconium and
4. Classification
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Zirconium Alloy Surfaces
4.1 The fittings are furnished in three grades as follows:
B 658 Specification for Seamless and Welded Zirconium
2 4.1.1 Grade R60702— Unalloyed zirconium.
and Zirconium Alloy Pipe
4.1.2 Grade R60704— Zirconium-tin.
2.2 ANSI Standards:
3 4.1.3 Grade R60705— Zirconium-niobium.
B 16.9 Wrought Steel Butt-Welding Fittings
5. Ordering Information
1 5.1 Orders for materials under this specification shall in-
This specification is under the jurisdiction of ASTM Committee B10 on
Reactive and Refractory Metals and Alloys and is the direct responsibility of clude the following information:
Subcommittee B10.02 on Zirconium and Hafnium.
Current edition approved Oct. 10, 2002. Published December 2002. Originally
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published as B 653 – 79. Last previous edition B 653/B 653M – 01. AvailablefromManufacturersStandardizationSocietyoftheValveandFittings
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Annual Book of ASTM Standards, Vol 02.04. Industry (MSS), 127 Park St., NE, Vienna, VA 22180-4602.
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Available from American National Standards Institute (ANSI), 25 W. 43rd St., Available from American Society of Mechanical Engineers (ASME), ASME
4th Floor, New York, NY 10036. International Headquarters, Three Park Ave., New York, NY 10016-5990.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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B 653/B 653M – 02
5.1.1 Quantity, 9.2 The fittings shall be free of injurious external and
5.1.2 Name of material (zirconium fittings), internal imperfections of a nature that will interfere with the
5.1.3 Grade number (see 4.1), purpose for which the fittings are intended. Minor defects may
5.1.4 ASTM designation and year of issue, be removed by grinding, providing the wall thickness is no
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