ASTM F2098-04e1

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An American National Standard
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Designation: F 2098 – 04
Standard Specification for
Stainless Steel Clamps for Securing SDR9 Cross-linked
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Polyethylene (PEX) Tubing to Metal Insert Fittings
This standard is issued under the fixed designation F 2098; 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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e NOTE—Figure 4 was editorially revised in November 2005.
1. Scope Chromium-Nickel Stainless Steel Plate, Sheet, and Strip
for Pressure Vessels
1.1 This specification covers stainless steel clamps for use
D 618 Practice for Conditioning Plastics and Electrical
with four sizes of insert fittings that comply with F 1807, and
Insulating Materials for Testing
cross-linked polyethylene (PEX) plastic tubing that complies
D 1598 Test Method for Time-To-Failure of Plastic Pipe
with F 876 or F 877. These clamps are intended as an alterna-
Under Constant Internal Pressure
tive to the copper-alloy crimp-rings of Specifications F 1807 or
D 1599 Test Method for Short-Time, Hydraulic Failure
F 2159 for use in 100 psi (689.5 kPa) cold- and hot-water
Pressure of Plastic Pipe, Tubing, and Fittings
distribution systems operating at temperatures up to and
D 1600 Terminology for Abbreviated Terms Relating to
including 180°F (82°C). Included are requirements for mate-
Plastics
rials, workmanship, dimensions and marking of the stainless
D 2122 Test Method for Determining Dimensions of Ther-
steel clamps; requirements for deforming the clamps; which
moplastic Pipe and Fittings
apply to assemblies of PEX tubing and Specifications F 1807
E 18 Test Methods for Rockwell Hardness and Superficial
and F 2159, insert fittings secured with deformed clamps per
Hardness of Metallic Materials
this specification.
F 412 Terminology Relating to Plastic Piping Systems
1.2 The values stated in inch-pound units are to be regarded
F 876 Specification for Cross-linked Polyethylene (PEX)
as the standard. The SI values stated in parentheses are
Tubing
provided for information purposes.
F 877 Specification for Cross-linked Polyethylene (PEX)
1.3 This standard does not purport to address all of the
Plastic Hot- and Cold-Water Distribution Systems
safety concerns, if any, associated with its use. It is the
F 1807 Specification for Metal Insert Fittings Utilizing a
responsibility of the user of this standard to establish appro-
Copper Crimp Ring for SDR9 Cross-linked Polyethylene
priate safety and health practices and determine the applica-
(PEX) Tubing
bility of regulatory limitations prior to use.
F 2159 Specification for Plastic insert Fitting Utilizing a
2. Referenced Documents
Copper Crimp Ring for SDR9 Cross-linked Polyethylene
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(PEX) Tubing.
2.1 ASTM Standards:
A 240 Specification for Heat-Resisting Chromium and
3. Terminology
3.1 Definitions are in accordance with Terminology F 412
and abbreviations are in accordance withTerminology D 1600,
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This specification is under the jurisdiction ofASTM Committee F17 on Plastic
unless otherwise indicated.
Piping Systems and is the direct responsibility of Subcommittee F17.10 on Fittings.
Current edition approved April 1, 2004. Published June 2004. Originally
approved 2001. Last previous edition approved in 2001 as F2098–01 4. Classification
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The stainless steel clamp described in this standard is covered by a patent.
4.1 This specification covers one class of stainless steel
Interested parties are invited to submit information regarding the identification of an
clamps in four sizes suitable for securing PEX tubing that
alternativetothispatenteditemtoASTMHeadquarters.Yourcommentswillreceive
careful consideration at a meeting of F17, which you may attend.
meets the requirements of Specifications F 876 or F 877 to
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
insert fittings that meet the requirements of Specifications
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
F 1807 and F 2159.
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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F2098–04
5. Materials and Manufacture 8. Workmanship, Finish and Appearance
5.1 Clamps—Clamps shall be made from material meeting
8.1 The surfaces of the clamps shall be smooth and free of
the requirements of Specification A 240 stainless steel UNS
foreign material. Clamps shall be free of cracks, holes, corro-
S304000.
sion, voids, foreign inclusions, or other defects that are visible
to the unaided eye that have pot
...