By AMERICAN WATER WORKS ASSOCIATION
AWWA regular FOR metal PIPE FLANGES FOR WATER WORKS SERVICE--SIZES four IN. via a hundred and forty four IN. 100MM via 3,600MM powerful Date: April 1, 2002. This version licensed June 17, 2001. authorized by means of American nationwide criteria Institute Jan 18, 2002.. unfastened LEAF UNBOUND variation NO BINDER.
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Extra resources for AWWA standard for steel pipe flanges for waterworks service-sizes 4 in. through 144 in
Welding neck flanges may be used if desired, at the purchaser’s option. ‡Bolt holes shall be drilled 1/8 in. larger in diameter than the nominal diameter of the bolt as stated in Sec. 3. 06 in. Copyright American Water Works Association Provided by IHS under license with AWWA No reproduction or networking permitted without license from IHS Copyright ©2007 AmericanLicensee=Earth Water Works AssociationUser=ibarra, bernardo Tech Inc/5906698001, Not for Resale, 10/25/2007 10:44:13 MDT 18 AWWA C207-07 Table 5 AWWA standard steel-ring flanges, class E* (275 psi) Nominal Pipe Size in.
O. Box 3990, Attn: DCSC-VAT, Columbus, OH 43216-5000. DoD activities may obtain copies of this standard from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094. The private sector and other Government agencies may purchase copies from the American Water Works Association, 6666 West Quincy Avenue, Denver, CO 80235-3098. AWWA is the authoritative resource for knowledge, information, and advocacy to improve the quality and supply of water in North America and beyond.
OD of Flange (A) in. ID of Flange (B†) in. Number of Bolts Diam. of Bolt Circle (C) in. Diam. of Bolts‡ in. Thickness of Flange (T) in. 125 Notes: 1. Ring flanges may be overbored or counterbored to accommodate larger outside diameter pipe than shown as nominal. This is done to allow a clear inside diameter after cement–mortar lining. Wrench clearance between the pipe OD and bolt circle must be maintained as well as sufficient gasket seating area. 2. Metric conversion: nominal pipe size: in. × 25 = mm; dimensions: in.