1.1 This specification describes welded austenitic stainless steel tube on which the external and internal surface has been modified by a cold forming process to produce an intermittent corrugation for improved formability and resistance to seismic and other environmental distortions. The tubes are used for potable water service lines and other liquid delivery systems in end diameters from 0.5 in. to 2 in.. 1.2 The tube sizes and thicknesses usually furnished to this specification are .625 in. to 2.0 in. outside diameter and 0.030 to 0.049 in., inclusive, in wall thickness. 1.3 The grades of austenitic stainless steels included in this specification are UNS S30400/S30403 and S31600/S31603. Selection will depend upon design and service requirements.
KeywordsPartially Corrugated Stainless Steel Tube:Potable Water Service Lines:General Use
New tubular product form being marketed in US. Product is intended for the water industry especially where seismic or other ground loading or shifting may occur. Product use may extend to other markets.
The title and scope are in draft form and are under development within this ASTM Committee.Back to Top
Ballot Item Approved as A1119-2020 and Pending Publication