The Oteco DM series gate vale is made from high-strength weldable alloys and corrosion-resistant components. This water, oil, and gas gate valve provides ease of in-line repairs. Features: Tight fit tolerances. Corrosion-resistant gate and stem. High-strength weldable alloy. Zinc Chromate plated studs and nuts. High-strength steel seat inserts. Extended Body Stud thread engagement. Assembled and tested in the Oteco Houston, Texas facility. Specifications: Model: 28 Connection: 3X2BWXX,SG,LT,-40F Manufacturer Description: GV,DM,28,3X2BWXX,SG,LT,-40F