Introduction of the ASTM F1120 Standard Specification for Circular Metallic Bellows Type Expansion Joints for Piping Applications

Abstract

It introduces the standard specification for circular metallic bellows type expansion joints for piping applications ASTM F1120—2004,and also compares the standard with the general specification for metal bellows expansion joints GB/T 12777—1999 and the standards of the expansion joint manufacturers association(EJMA),so that it is convenient for readers to choose among these standards.