1/2" Galvanized 90 Degree Street Elbow - LDR fittings are the way to go when selecting water pipe for your residence. Our durable, malleable, black iron is 100% pressure tested and protected right at the factory. - Zinc coating applied by hot dip process - Rated maximum 150 psi - Galvanizing meets ASTM A-123 - For use with residential drinking water applications - Hydrostatically tested.