- 1 - 3rd Edition No. SS2-HDT110-0100 Three Way Control Valves Model HDT OVERVIEW The valve model HDT is a three-way control valve for diverting service. It has a small-sized, high-output diaphragm motor which is suitable for big port and high differential pressure services. SPECIFICATIONS Type HDT (Diverting service three-way valve) Body Type Three-way cast globe valve Nominal size 3, 4, 5, 6 inches Pressure rating . JIS 10K, 20K, 30K . ANSI Class 150, 300 . JPI Class 150, 300 End connection Flanged end; Material SCPH2, SCS13A, SCS14A For body/trim material combinations and operating temperature ranges, refer to Table 3. Bonnet . Plain bonnet (0 to 230°C) . Extension bonnet (0 to -5°C and 200 to 425°C) Note) Take care not to exceed the operating temperature ranges specified for respective materials. Gland type Bolted gland Packing/grease . Grease not provided; When V shaped PTFE packing or PTFE yarn packing is used. . Grease provided; When graphite packing is used. Note) PTFE: Polytetrafuloroethylene. Gasket Type; Flat type, serrated type Material; SUS316, SUS316L, copper Trim Valve plug Three-way, V-port with linear characteristics (LV) Material SUS316, SUS316L SUS316 Stellite, SUS316L Stellite Note) For fluid conditions requiring Stellite, refer to Table 3. Actuator Type Single acting diaphragm actuator (Type HA) Action Direct or reverse action Diaphragm Cloth embedded ethylene propylene rubber Connection type Pressure rating Applicable standard FF JIS10K JIS B2212-1972 ANSI Class 150 ANSI B16.5-1968 JPI Class 150 JPI-7S-15-1993 RF JIS10K JIS B2212-1972 JIS20K JIS B2214-1967 JIS30K JIS B2215-1967 ANSI Class 150, 300 ANSI B16.5-1968 JPI Class 150, 300 JPI-7S-15-1993 4 7 Specifications are subject to change without notice. “This product is designed for general industrial use.”