ASTM F1076-87(2004)

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An American National Standard
Designation:F1076–87(Reapproved2004)
Standard Practice for
Expanded Welded and Silver Brazed Socket Joints for Pipe
and Tube
This standard is issued under the fixed designation F1076; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope 2.2 Military Standards:
MIL-P-1144 Pipe, Corrosion-Resistant, Stainless Steel,
1.1 This practice covers expanded welded and silver brazed
Seamless and Welded
socket joints for use on shipboard piping systems.
MIL-T-16420 Tube, Copper-Nickel Alloy, Seamless and
1.2 Expanded welded and silver brazed socket joints are to
Welded
be used to join two pipes or tubes having the same NPS (see
MIL-T-24107 Tube, Copper (Seamless)
Note 1) without using a fitting or butt weld.
2.3 ASME Standard:
1.3 Brazed socket type joints are not intended for use on
ASME Boiler Code
systems containing flammable or combustible fluids in areas
2.4 Federal Standard:
where fire hazards exist or where the service temperature
Title 46 Code of Federal Regulations
exceeds 425°F (205°C).
2.5 NAVSEA Document:
1.4 Brazed joints depending solely upon a fillet weld rather
0900-LP-001-7000 Fabrication and Inspection of Brazed
than primarily upon brazing material between pipe/tube and
Piping Systems
socket are not covered by this practice.
NOTE 1—The dimensionless designator nominal pipe size (NPS) has 3. Significance and Use
been substituted in this practice for such traditional terms as “nominal
3.1 Expanded welded socket joints may be used with the
diameter,” “size,” “nominal size,” and “iron pipe size.”
following pipe and tube:
1.5 The values stated in inch-pound units are to be regarded
3.1.1 Seamless Copper Tube—2.375-in. (60-mm) outside
as the standard.
diameter through 6.625-in. (170-mm) outside diameter.
1.6 This standard does not purport to address all of the
3.1.2 Seamless Copper-Nickel Tube—2.375-in. (60-mm)
safety concerns, if any, associated with its use. It is the
outside diameter through 6.625-in. (170-mm) outside diameter.
responsibility of the user of this standard to establish appro-
3.1.3 Seamless Copper Water Tube—2.125-in. (55-mm)
priate safety and health practices and determine the applica-
outside diameter through 4.125-in. (105-mm) outside diameter.
bility of regulatory limitations prior to use.
3.1.4 Seamless Stainless Steel Pipe—2 NPS through 6 NPS,
Schedules 5 and 10.
2. Referenced Documents
3.2 Expanded silver brazed socket joints may be used with
2.1 ASTM Standards:
the following tube:
A312/A312M Specification for Seamless, Welded, and
3.2.1 Seamless Copper Tube—2.375-in. (60-mm) outside
Heavily Cold Worked Austenitic Stainless Steel Pipes
diameter through 6.625-in. (170-mm) outside diameter.
B75 Specification for Seamless Copper Tube
3.2.2 Seamless Copper-Nickel Tube—2.375-in. (60-mm)
B88 Specification for Seamless Copper Water Tube
outside diameter through 6.625-in. (170-mm) outside diameter.
B466/B466M Specification for Seamless Copper-Nickel
3.2.3 Seamless Copper Water Tube—2.125-in. (55-mm)
Pipe and Tube
outside diameter through 4.125-in. (105-mm) outside diameter.
3.3 Expandedweldedandsilverbrazedsocketjointsmaybe
used where experience or test has demonstrated that the joint is
This practice is under the jurisdiction of ASTM Committee F25 on Ships and
Marine Technology and is the direct responsibility of Subcommittee F25.11 on
safe and suitable for design and operating conditions, and
Machinery and Piping Systems.
where adequate provision is made to prevent separation of the
Current edition approved May 1, 2004. Published May 2004. Originally
joint.
approved in 1987. Last previous edition approved in 1997 as F1076 - 87 (1997).
DOI: 10.1520/F1076-87R04.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Available from U.S. Government Printing Office, Washington, DC 20402.
Standards volume information, refer to the standard’s Document Summary page on Available from American Society of Mechanical Engineers (ASME), ASME
the ASTM website. 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.
F1076–87 (2004)
4. Materials and Manufacture 4.2 Silver-Brazed Socket Joint:
4.2.1 Seamless Copper Tube—Specification B75, UNS
4.1 Welded Socket Joint:
4.1.1 Seamless Copper Tube—Specification B75, UNS Number C12200 and MIL-T-24107, UNS Number C12200,
Number C12200 and MIL-T-24107, UNS Number C12200, light drawn (see 5.3).
light drawn (see 5.3).
4.2.2 Seamless Copper-Nickel Tube (90-10)—Specification
4.1.2 Seamless Copper-Nickel Tube (90-10)—Specification
B466/B466M, UNS Number C70600 and MIL-T-16420, UNS
B466/B466M, UNS Number C70600 and MIL-T-16420, UNS
Number C70600, Class 200, annealed.
Number C70600, Class 200, annealed.
4.2.3 Seamless Copper-Nickel Tube (70-30)—Specification
4.1.3 Seamless Copper-Nickel Tube (70-30)—Specification
B466/B466M, UNS Number C71500 and MIL-T-16420, UNS
B466/B466M, UNS Number C71500 and MIL-T-16420, UNS
Number C71500, Class 200, annealed.
Number C71500, Class 200, annealed.
4.2.4 Seamless Copper Water Tube—Specification B88,
4.1.4 Seamless Copper Water Tube—Specification B88,
Type K, UNS Number C12200, drawn (see 5.3).
Type K, UNS Number C71500, drawn (see 5.3).
4.1.5 Seamless Stainless Steel Pipe—Specification A312/
A312M, UNS Number S30400 and S31600. MIL-P-1144,
UNS Number S30400 and S31600, Schedules 5 and 10.
TABLE 1 Expanded Welded Socket Joint
NOTE 1—1 in. = 25.4 mm. °F = (°C 3 9/5) + 32.
System Size Wall Thickness Maximum Design Pressure and Temperature
T
Tube T
Minimum
Material
Size Outside Minimum as Commercial System MIL-Specification
After Ex-
A
(NPS) Diameter, Procured, Class II System, Class P2
pansion,
in. in.
in.
Seamless light drawn copper tube, Specification 2 2.375 0.065 0.061 200 psi at 406°F 200 psi at 425°F
B75, UNS Number C12200 and MIL-T-24107, 2½ 2.875 0.065 0.062
Alloy 122.
3 3.500 0.065 0.062
4 4.500 0.065 0.063
5 5.563 0.068 0.066
6 6.625 0.081 0.079
Seamless annealed copper-nickel tubing (90-10), 2 2.375 0.083 0.077 200 psi at 450°F 200 psi at 450°F
Specification B466/B466M, UNS Number 2½ 2.875 0.083 0.078
C70600 and MIL-T-16420, Alloy 706, Class 200. 3 3.500 0.095 0.089
4 4.500 0.109 0.103
5 5.563 0.125 0.119
6 6.625 0.134 0.128
Seamless annealed copper-nickel tubing (70-30), 2 2.375 0.083 0.077 200 psi
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