Used and installed the same as the standard swage stems while offering superior chemical and corrosion resistance properties. Constructed form pipe grade ASTM 312 Type 316 Stainless Steel and feature interchangeable ferrules so that either carbon steel or stainless ferrules can be used according the specific applications needs. Offered in standard stocking sizes from 2” through 8” with special order sizes to 12”. All end connection configurations are available in stainless also. Couplings can be crimped or swaged for ease of installation.