Series 713 includes 2 to 4” (50 to 100 mm) sizes, so the company can offer grooved-end checks for high pressure piping systems. Designed for headers that feed upstream facilities as well as other high pressure services, the valve can be used in applications requiring Class 300 pressure ratings. The 2” (50 mm) valve is rated to 1,000 psi (6,895 kPa), while the 2.5, 3 and 4” sizes (65 to 100 mm) are rated to 750 psi (5,170 kPa). The valve is designed for use in horizontal installations and can be coated for use in corrosive services.