Ward Manufacturing nipples and fittings are Made in The USA and are a trusted source for carbon welded, seamless and stainless steel pipe nipples for the industrial pipe-valve-fittings (PVF) market. Ward Nipples (formerly Wisconsin Nipple) also offers a complete line of quality nipples for sprinkler and plumbing applications. They have been cutting and threading pipe and nipples since 1950. These Schedule 80 extra heavy duty galvanized pipe nipples meets or exceeds ASTM and ANSI Standards. We stock them from 1/8" through 4" diameters and are available in lengths up to 12 inches. Galvanized pipe applications include air, natural gas, non-potable water, oil and steam. These class 300 galvanized nipples are extremely rust-resistant due to their zinc-coated steel. Because of this, they are mainly used for outdoor and industrial applications. They can withstand tough weather conditions.