PIPE PIPEOur pipe inventory is unrivaled in the State of Hawai'i. Orders are consistently shipped within hours. Pipe Materials & Sizes Our pipe inventory is unrivaled in the State of Hawai'i. Orders are consistently shipped within hours. Pipe Materials Carbon Steel - Import & Domestic Black & Galvanized Seamless & Welded Stainless Steel Pipe Sizes Welded Pipe 1/8" - 24" STD., XS & XXS Seemless 1/8" - 12" STD., XS & XXS Previous Next