AWWA C208 PDF

AWWA C Dimensions for Fabricated Steel Water Pipe Fittings. standard by American Water Works Association, 12/01/ View all product details. ANSI/AWWA C (Revision of ANSI/AWWA C) This document is an American Water Works Association (AWWA) standard. It is not a specification. AWWA C – Fabricated steel pipe – Download as PDF File .pdf), Text File .txt) or read online.

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A factor, f, was introduced in the new Table 1 to facilitate the use of formulas for computing fitting dimensions and provided formulas for elbow layout to facilitate the design of elbows not tabulated. This represents good practice that will assist in maintaining the roundness of pipe ends. The optimum radius for a fabricated elbow based on these considerations is 2. The stipulations of this standard apply when aww document has been referenced and then only t o dimensions for fabricated steel water pipe fittings.

The addendum added a note of caution to Tables 2A through 2D concerning hoop tension concentration in elbows was with a awwq of less than 2. Radius of elbows i. Refer to Figure 1C.

Addendum 2, was approved on June 4, It is not intended to be a standard for wall thickness, pressure ratings, and structural or hydraulic design. Minimum dimensions for 90″ wyes are stated in Table 1. Use of This Standard. Table 2 was deleted from the standard. The existence of a n American National Standard does not in any respect preclude anyone, whether that person has approved the standard or not, from manufacturing, marketing, purchasing, or using products, processes, or procedures not conforming to the standard; American National Standards are subject to periodic review, and users are cautioned to obtain the latest editions.

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See Figures 5 and 6 for geometric relationships. In special circumstances where a standard nozzle and 90″ cc208 cannot be used, a tangent nozzle may be used.

The pipe was first manufactured by rolling steel sheets or plates into shape and riveting the seams. All dimensions for fittings in Table 1 of this standard are based on the nominal diameter being the actual outside diameter OD of the pipe.

Turpin Distribution. AWWA C DIMENSIONS FOR FABRICATED STEEL WATER PIPE FITTINGS ()

Other angles from 90″to 30″ may be used. AWWA has no responsibility for the suitability or compatibility of the provisions of this standard to c20. Addition of a foreword to provide the history of a standard and major revisions. In this procedure, the pipe end is miter cut, and then the bell is expanded square with the face of the miter cut see Figure 2B.

AWWA C208-12 DIMENSIONS FOR FABRICATED STEEL WATER PIPE FITTINGS (43208-12)

In certain applications, compound elbows and reducing elbows may be used. Deflection angles up to 5″ can be taken in welded wwwa joints using miter end cuts of one or both pipe ends, provided that the difference in circumference of the true circle and the ellipse formed by the miter end cut does not result in a joint fit-up that would exceed the allowable plate edge offset see Figure 2A.

Refer to Figure 4. The revisions consisted of the addition of an explanatory paragraph, changes in the table for fittings for service in transmission and distribution mains, and clarification of the figures detailing the various fittings.

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It was approved as a “tentative” standard awa July 14, A W A publication of a standard does not constitute endorsement of any product or product type, nor does AWWA test, certify, or approve any product. The standard was approved without further revision on Jan. Revisions in the text were approved on Dec. In small diameters 4-in. Minimum dimensions for reducing tees and reducing crosses are stated in Table 1. Wise, Canus Industries Inc.

AWWA C208 – Fabricated steel pipe fittings.pdf

Deletion of alternate Table 3. Submittal of shop detail and assembly drawings. Warren, Tetra Tech Inc. For an angle 8 less than 30″, use 30″ lateral wye plus an elbow.

Producers of goods made in conformity with a n American National Standard are encouraged to state on their own responsibility in advertising and promotional materials or on tags or labels that the goods are produced in conformity with particular American National Standards. If necessary to enable the valve operator to clear the outside diameter of the run pipe, a flanged spool should be used to extend the connection as required.

The following guidelines for dimensioning fabriReferring to Figure 2, 1. This edition approved June 17, The aforementioned guidelines for dimensioning fabricated steel pipe elbows represent good practice for water transmission mains.

Deletion of Table 4. Over the years, rigid specifications have been developed and new product developments and improvements in manufacturing techniques and processes have been established to ensure the purchaser a product of high standards. Revision of Table 2.