ASTM A888-21

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Designation:A888 −21
Standard Specification for
Hubless Cast Iron Soil Pipe and Fittings for Sanitary and
1
Storm Drain, Waste, and Vent Piping Applications
This standard is issued under the fixed designation A888; 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 1.3.2 Fittings:
Quarter Bend Fig. 5
1.1 This specification covers hubless cast iron soil pipe and
Quarter Bend, Reducing Fig. 6
fittings for use in gravity flow applications. It establishes
Quarter Bend, with Side Opening Fig. 7
standards covering material, manufacture, mechanical and
Quarter Bend, with Heel Opening Fig. 8
Quarter Bend, Tapped Fig. 9
chemical properties, dimensions, coating, test methods,
Quarter Bend, Double Fig. 10
inspection, certification, and product marking for hubless cast
Quarter Bend, Long Fig. 11
iron soil pipe and fittings. These pipe and fittings are intended Short Sweep Fig. 12
Long Sweep Fig. 13
for non-pressure applications, as the selection of the proper
Long Sweep, Reducing Fig. 14
size for sanitary drain, waste, vent, and storm drain systems
Fifth Bend Fig. 15
allows free air space for gravity drainage.
Sixth Bend Fig. 16
Eighth Bend Fig. 17
1.2 The EDP/ASA numbers indicated in this section repre-
Eighth Bend, Long Fig. 18
Sixteenth Bend Fig. 19
sent a Uniform Industry Code adopted by theAmerican Supply
Sanitary Tee Fig. 20
Association (ASA). A group designation prefix, 022, is as-
Sanitary Tee with Side Opening Fig. 21
signed to hubless products, followed by the four-digit identi-
Sanitary Tee with 2 in. Side Opening R or L/R and L Fig. 22
Sanitary Tee, New Orleans Special with Side Opening Fig. 23
fication assigned to individual items and a check digit. This
Sanitary Tee with 45° Side Openings and New Orleans Fig. 24
system has been instituted to facilitate EDP control through
Sanitary Special Tee Tapped Fig. 25
distribution channels, and is to be used universally in ordering
Sanitary Tapped Tee, Horizontal Twin Fig. 26
Sanitary Tapped Tee, Double Vertical Fig. 27
and specifying product items. Those items with no EDP
Y Branch Fig. 28
numbers are either new, special, or transitory and will be
Y Branch, Double Fig. 29
assigned numbers on subsequent prints of this specification.
Y Branch, Upright Fig. 30
Upright Y Wide Center Florida Special Fig. 31
1.3 This specification covers pipe and fittings of the follow-
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Y Branch, Combination ⁄8 Bend Fig. 32
1
ingpatternsandappliestoanyotherpatternsthatconformwith Y Branch, Combination ⁄8 Bend Double Fig. 33
Sanitary Cross Fig. 34
the dimensions found inTables 1 and 2 and all other applicable
Sanitary Cross with Side Opening Fig. 35
2
requirements given in this specification.
Sanitary Cross, New Orleans, with Side Openings Fig. 36
1.3.1 Lengths: Sanitary Cross, New Orleans, with 45° Special and Fig. 37
Regular Side Openings
Figures
Sanitary Cross, Tapped Fig. 38
EDP/ASA Identification Numbers Fig. 1
Test Tee Fig. 39
for Hubless Pipe
Tapped Extension Piece Fig. 40
10 ft (3.0 m) in sizes and 5 ft. (1.5 m) Fig. 1, Fig. 2
Increaser-Reducer Fig. 41
1
1 ⁄2,2,3,4,5,6,8,
Increaser-Reducer, Short Fig. 42
10, 12, and 15 in.
Tapped Adapter Fig. 43
Method of Specifying Fittings Fig. 3
Blind Plug Fig. 44
Iron Body Cleanout, Tapped Fig. 45
P Trap Fig. 46
1
This specification is under the jurisdiction of ASTM Committee A04 on Iron P Trap, Long Fig. 47
Castings and is under the direct responsibility of Subcommittee A04.12 on Pipes P Trap, Deep Seal Fig. 48
and Tubes. P Trap, with Primer Fig. 49
P Trap, with Tapped Inlet Fig. 50
Current edition approved March 15, 2021. Published March 2021. Originally
Tapped Inlet, Double Fig. 51
approved in 1990. Last previous edition approved in 2020 as A888 – 20. DOI:
1
Modified Combination Wye and ⁄8 Bend, Double Fig. 52
10.1520/A0888-21.
1
2
Modified Combination Wye and ⁄8 Bend, Double, Fig. 53
Reprinted with permission from Cast Iron Soil Pipe Institute (CISPI), 2401
Extended
FieldcrestDr.,Mundelein,IL60060,http://www.cispi.org.AvailablefromAmerican
Two-Way Cleanout Fig. 54
National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY
Twin Cleanout Fig. 55
10036, http://www.ansi.org.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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A888−21
2.5 Other Documents:
Closet Bend, Regular and Reducing Fig. 56
6
Closet Flange Riser Fig. 57
Uniform Freight Classification Rules
Tapping Bosses Fig. 58
7
National Motor Freight Classification Rules
Double Sweep Sanitary Tee (Extended) Fig. 59
8
Cast Iron Soil Pipe Institute (C
...