Elbow Fitting | Type Straight, 1/4 Bend | Angle 90 Degree | Size A 1/2 Inch | Size B 1/2 Inch | End Connection Female Soldered x Female Soldered | Material Copper | Material Specification ASTM B75 C12200 | Process Wrot | Pressure Rating 700 PSI | Application Residential, Commercial, Potable Water, Air Condition, Refrigeration | Applicable Standard UL 207, NSF/ANSI 61/372, ISO 9001, MSS SP-104, ASME B16.22, NFPA 99 | Lead-Free The NIBCO lead-free* wrot copper solder pressure 90-degree close rough elbow is used in residential and commercial systems such as potable water, air conditioning and refrigeration. Options also include cleaned and bagged for oxygen service (medical gas). Dezincification Resistant | The 90 Degree Elbow Features Solder Cups and a Close Rough Radius | The Fitting Provides a Means of Changing The Pipeline Direction 90 Degree | In Addition to its Inherent Qualities of Beauty, Durability and Low Maintenance, Copper's Reusability Makes it an Ideal Application in Sustainable Projects | Lead-Free