C207-55: AWWA Standard Specifications for Steel Pipe Flanges (PDF)
SKU: STC_0073916
Flanges in this standard are intended for use with steel pipe meeting the requirements of AWWA Specifications C201 and C202, and ASTM A-134, A-139, and A-211, or other equivalent specifications.
Description
A change in the pressure rating applying to Class E flanges is incorporated in the text of this printing (see Sec. 2). This change, approved May 27, 1954, was inadvertently omitted in subsequent (fourth, fifth, and sixth) printings.